SECTION 220518 - ESCUTCHEONS FOR PLUMBING PIPING

Souderton Area School District

E. Merton Crouthamel Elementary School Addition and Renovations

ESCUTHCHEONS FOR PLUMBING PIPING 220518 - 1

SECTION 220518 - ESCUTCHEONS FOR PLUMBING PIPING

PART 1 - GENERAL

1.1 SUMMARY

A. Section Includes:

1. Escutcheons.

1.2 ACTION SUBMITTALS

A. Product Data: For each type of product indicated.

PART 2 - PRODUCTS

2.1 ESCUTCHEONS

A. One-Piece, Cast-Brass Type: With polished, chrome-plated and rough-brass finish and setscrew fastener.

B. One-Piece, Deep-Pattern Type: Deep-drawn, box-shaped brass with chrome-plated finish and spring-clip fasteners.

C. One-Piece, Stamped-Steel Type: With chrome-plated finish and spring-clip fasteners.

PART 3 - EXECUTION

3.1 INSTALLATION

A. Install escutcheons for piping penetrations of walls, ceilings, and finished floors.

B. Install escutcheons with ID to closely fit around pipe, tube, and insulation of piping and with OD that completely covers opening.

1. Escutcheons for New Piping:

a. Piping with Fitting or Sleeve Protruding from Wall: One-piece, deep-pattern type. b. Chrome-Plated Piping: One-piece, cast-brass type with polished, chrome-plated

finish. c. Insulated Piping: One-piece, stamped-steel type. d. Bare Piping at Wall and Floor Penetrations in Finished Spaces: One-piece, cast-

brass type with polished, chrome-plated finish. e. Bare Piping at Wall and Floor Penetrations in Finished Spaces: One-piece,

stamped-steel type.



ESCUTHCHEONS FOR PLUMBING PIPING 220518 - 2

f. Bare Piping at Ceiling Penetrations in Finished Spaces: One-piece, cast-brass type with polished, chrome-plated finish.

g. Bare Piping at Ceiling Penetrations in Finished Spaces: One-piece, stamped-steel type.

h. Bare Piping in Unfinished Service Spaces: One-piece, cast-brass type with polished, chrome-plated finish.

i. Bare Piping in Unfinished Service Spaces: One-piece, stamped-steel type. j. Bare Piping in Equipment Rooms: One-piece, cast-brass type with polished,

chrome-plated finish. k. Bare Piping in Equipment Rooms: One-piece, stamped-steel type.

3.2 FIELD QUALITY CONTROL

A. Replace broken and damaged escutcheons and floor plates using new materials.

END OF SECTION 220518



GENERAL DUTY VALVES FOR PLUMBING PIPING 220523 - 1

SECTION 220523 - GENERAL-DUTY VALVES FOR PLUMBING PIPING

PART 1 - GENERAL

1.1 SUMMARY


1. Brass ball valves. 2. Bronze swing check valves. 3. Bronze gate valves.

B. Related Sections:

1. Division 15 plumbing piping Sections for specialty valves applicable to those Sections only.

2. Division 15 Section "Identification for Plumbing Piping and Equipment" for valve tags and schedules.


A. Product Data: For each type of valve indicated.

1.3 QUALITY ASSURANCE

A. ASME Compliance: ASME B16.10 and ASME B16.34 for ferrous valve dimensions and design criteria.

B. NSF Compliance: NSF 61 for valve materials for potable-water service.

PART 2 - PRODUCTS

2.1 GENERAL REQUIREMENTS FOR VALVES

A. Refer to valve schedule articles for applications of valves.

B. Valve Pressure and Temperature Ratings: Not less than indicated and as required for system pressures and temperatures.

C. Valve Sizes: Same as upstream piping unless otherwise indicated.

D. Valve Actuator Types:

1. Handlever: For quarter-turn valves NPS 6 and smaller.

E. Valves in Insulated Piping: With 2-inch (50-mm) stem extensions and the following features:




1. Ball Valves: With extended operating handle of non-thermal-conductive material, and protective sleeve that allows operation of valve without breaking the vapor seal or disturbing insulation.

2. Gate Valves: With rising stem.

F. Valve-End Connections:

1. Flanged: With flanges according to ASME B16.1 for iron valves. 2. Solder Joint: With sockets according to ASME B16.18.

2.2 BRASS BALL VALVES

A. Three-Piece, Full-Port, Brass Ball Valves with Brass Trim:

1. Manufacturers: Subject to compliance with requirements, available manufacturers offering products that may be incorporated into the Work include, but are not limited to, the following:

a. Crane Co.; Crane Valve Group; Crane Valves. b. Crane Co.; Crane Valve Group; Jenkins Valves. c. DynaQuip Controls. d. Hammond Valve. e. Jamesbury; a subsidiary of Metso Automation. f. Jomar International, LTD. g. Kitz Corporation. h. Legend Valve. i. Marwin Valve; a division of Richards Industries. j. Milwaukee Valve Company. k. NIBCO INC. l. Red-White Valve Corporation.

2. Description:

a. Standard: MSS SP-110. b. SWP Rating: 150 psig. c. CWP Rating: 600 psig. d. Body Design: Two piece. e. Body Material: Forged brass. f. Ends: Threaded. g. Seats: PTFE or TFE. h. Stem: Brass. i. Ball: Chrome-plated brass. j. Port: Full.

2.3 BRONZE SWING CHECK VALVES

A. Class 125, Bronze Swing Check Valves with Bronze Disc:


a. Crane Co.; Crane Valve Group; Crane Valves.




b. Crane Co.; Crane Valve Group; Jenkins Valves. c. DynaQuip Controls. d. Hammond Valve. e. Jamesbury; a subsidiary of Metso Automation. f. Jomar International, LTD. g. Kitz Corporation. h. Legend Valve. i. Marwin Valve; a division of Richards Industries. j. Milwaukee Valve Company. k. NIBCO INC. l. Red-White Valve Corporation.

2. Description:

a. Standard: MSS SP-80, Type 3. b. CWP Rating: 200 psig. c. Body Design: Horizontal flow. d. Body Material: ASTM B 62, bronze. e. Ends: Threaded. f. Disc: Bronze.

2.4 BRONZE GATE VALVES

A. Class 125, NRS Bronze Gate Valve:


a. Crane Co.; Crane Valve Group; Crane Valves. b. Crane Co.; Crane Valve Group; Jenkins Valves. c. Hammond Valve. d. Jamesbury; a subsidiary of Metso Automation. e. Jomar International, LTD. f. Kitz Corporation. g. Marwin Valve; a division of Richards Industries. h. Milwaukee Valve Company. i. NIBCO INC. j. Red-White Valve Corporation.

2. Description:

a. Standard: MSS SP-80, Type 1. b. CWP Rating: 200 psig. c. Body Material: ASTM B 62, bronze with integral seat and screw-in bonnet. d. Ends: Threaded or solder joint. e. Stem: Bronze. f. Disc: Solid wedge; bronze. g. Packing: Asbestos free. h. Handwheel: Malleable iron.




PART 3 - EXECUTION

3.1 VALVE INSTALLATION

A. Install valves with unions or flanges at each piece of equipment arranged to allow service, maintenance, and equipment removal without system shutdown.

B. Locate valves for easy access and provide separate support where necessary.

C. Install valves in horizontal piping with stem at or above center of pipe.

D. Install valves in position to allow full stem movement.

3.2 ADJUSTING

A. Adjust or replace valve packing after piping systems have been tested and put into service but before final adjusting and balancing. Replace valves if persistent leaking occurs.

3.3 GENERAL REQUIREMENTS FOR VALVE APPLICATIONS

A. If valve applications are not indicated, use the following:

1. Shutoff Service: Ball valves.

B. If valves with specified SWP classes or CWP ratings are not available, the same types of valves with higher SWP class or CWP ratings may be substituted.

C. Select valves, except wafer types, with the following end connections:

1. For Copper Tubing, NPS 3 and Smaller: Threaded ends except where solder-joint valve-end option is indicated in valve schedules below.

3.4 DOMESTIC, HOT- AND COLD-WATER VALVE SCHEDULE

A. Pipe NPS 3 and Smaller:

1. Brass Valves: May be provided with solder-joint ends instead of threaded ends. 2. Ball Valves: Three-piece, full port, brass with brass trim.




HANGERS AND SUPPORTS FOR PLUMBING PIPING AND EQUIPMENT 220529 - 1

SECTION 220529 - HANGERS AND SUPPORTS FOR PLUMBING PIPING AND EQUIPMENT

PART 1 - GENERAL

1.1 SUMMARY


1. Metal pipe hangers and supports. 2. Trapeze pipe hangers. 3. Thermal-hanger shield inserts. 4. Fastener systems. 5. Pipe positioning systems. 6. Equipment supports.

1.2 PERFORMANCE REQUIREMENTS

A. Delegated Design: Design trapeze pipe hangers and equipment supports, including comprehensive engineering analysis by a qualified professional engineer, using performance requirements and design criteria indicated.

B. Structural Performance: Hangers and supports for plumbing piping and equipment shall withstand the effects of gravity loads and stresses within limits and under conditions indicated according to ASCE/SEI 7.

1. Design supports for multiple pipes capable of supporting combined weight of supported systems, system contents, and test water.

2. Design equipment supports capable of supporting combined operating weight of supported equipment and connected systems and components.

3. Design seismic-restraint hangers and supports for piping and equipment.



B. Shop Drawings: Show fabrication and installation details and include calculations for the following; include Product Data for components:

1. Trapeze pipe hangers. 2. Equipment supports.

C. Delegated-Design Submittal: For trapeze hangers indicated to comply with performance requirements and design criteria, including analysis data signed and sealed by the qualified professional engineer responsible for their preparation.

1.4 INFORMATIONAL SUBMITTALS

A. Welding certificates.





A. Structural Steel Welding Qualifications: Qualify procedures and personnel according to AWS D1.1/D1.1M, "Structural Welding Code - Steel."

B. Pipe Welding Qualifications: Qualify procedures and operators according to ASME Boiler and Pressure Vessel Code.

PART 2 - PRODUCTS

2.1 METAL PIPE HANGERS AND SUPPORTS

A. Carbon-Steel Pipe Hangers and Supports:

1. Description: MSS SP-58, Types 1 through 58, factory-fabricated components. 2. Galvanized Metallic Coatings: Pregalvanized or hot dipped. 3. Nonmetallic Coatings: Plastic coating, jacket, or liner. 4. Padded Hangers: Hanger with fiberglass or other pipe insulation pad or cushion to

support bearing surface of piping. 5. Hanger Rods: Continuous-thread rod, nuts, and washer made of carbon steel.

B. Stainless-Steel Pipe Hangers and Supports:

1. Description: MSS SP-58, Types 1 through 58, factory-fabricated components. 2. Padded Hangers: Hanger with fiberglass or other pipe insulation pad or cushion to

support bearing surface of piping. 3. Hanger Rods: Continuous-thread rod, nuts, and washer made of stainless steel.

C. Copper Pipe Hangers:

1. Description: MSS SP-58, Types 1 through 58, copper-coated-steel, factory-fabricated components.

2. Hanger Rods: Continuous-thread rod, nuts, and washer made of copper-coated steel.

2.2 TRAPEZE PIPE HANGERS

A. Description: MSS SP-69, Type 59, shop- or field-fabricated pipe-support assembly made from structural carbon-steel shapes with MSS SP-58 carbon-steel hanger rods, nuts, saddles, and U-bolts.

2.3 THERMAL-HANGER SHIELD INSERTS

A. Insulation-Insert Material for Cold Piping: ASTM C 552, Type II cellular glass with 100-psig minimum compressive strength and vapor barrier.

B. Insulation-Insert Material for Hot Piping: Water-repellent treated, ASTM C 533, Type I calcium silicate with 100-psig ASTM C 552, Type II cellular glass with 100-psig minimum compressive strength.

C. For Trapeze or Clamped Systems: Insert and shield shall cover entire circumference of pipe.




D. For Clevis or Band Hangers: Insert and shield shall cover lower 180 degrees of pipe.

E. Insert Length: Extend 2 inches beyond sheet metal shield for piping operating below ambient air temperature.

2.4 FASTENER SYSTEMS

A. Powder-Actuated Fasteners: Threaded-steel stud, for use in hardened portland cement concrete with pull-out, tension, and shear capacities appropriate for supported loads and building materials where used.

B. Mechanical-Expansion Anchors: Insert-wedge-type, zinc-coated steel anchors, for use in hardened portland cement concrete; with pull-out, tension, and shear capacities appropriate for supported loads and building materials where used.

2.5 PIPE POSITIONING SYSTEMS

A. Description: IAPMO PS 42, positioning system of metal brackets, clips, and straps for positioning piping in pipe spaces; for plumbing fixtures in commercial applications.

2.6 EQUIPMENT SUPPORTS

A. Description: Welded, shop- or field-fabricated equipment support made from structural carbon-steel shapes.

2.7 MISCELLANEOUS MATERIALS

A. Structural Steel: ASTM A 36/A 36M, carbon-steel plates, shapes, and bars; black and galvanized.

B. Grout: ASTM C 1107, factory-mixed and -packaged, dry, hydraulic-cement, nonshrink and nonmetallic grout; suitable for interior and exterior applications.

1. Properties: Nonstaining, noncorrosive, and nongaseous. 2. Design Mix: 5000-psi, 28-day compressive strength.

PART 3 - EXECUTION

3.1 HANGER AND SUPPORT INSTALLATION

A. Metal Pipe-Hanger Installation: Comply with MSS SP-69 and MSS SP-89. Install hangers, supports, clamps, and attachments as required to properly support piping from the building structure.

B. Metal Trapeze Pipe-Hanger Installation: Comply with MSS SP-69 and MSS SP-89. Arrange for grouping of parallel runs of horizontal piping, and support together on field-fabricated trapeze pipe hangers.




1. Pipes of Various Sizes: Support together and space trapezes for smallest pipe size or install intermediate supports for smaller diameter pipes as specified for individual pipe hangers.

2. Field fabricate from ASTM A 36/A 36M, carbon-steel shapes selected for loads being supported. Weld steel according to AWS D1.1/D1.1M.

C. Thermal-Hanger Shield Installation: Install in pipe hanger or shield for insulated piping.

D. Fastener System Installation:

1. Install powder-actuated fasteners for use in lightweight concrete or concrete slabs less than 4 inches thick in concrete after concrete is placed and completely cured. Use operators that are licensed by powder-actuated tool manufacturer. Install fasteners according to powder-actuated tool manufacturer's operating manual.

2. Install mechanical-expansion anchors in concrete after concrete is placed and completely cured. Install fasteners according to manufacturer's written instructions.

E. Pipe Positioning-System Installation: Install support devices to make rigid supply and waste piping connections to each plumbing fixture. See Division 15 plumbing fixture Sections for requirements for pipe positioning systems for plumbing fixtures.

F. Install hangers and supports complete with necessary attachments, inserts, bolts, rods, nuts, washers, and other accessories.

G. Equipment Support Installation: Fabricate from welded-structural-steel shapes.

H. Install hangers and supports to allow controlled thermal and seismic movement of piping systems, to permit freedom of movement between pipe anchors, and to facilitate action of expansion joints, expansion loops, expansion bends, and similar units.

I. Install lateral bracing with pipe hangers and supports to prevent swaying.

J. Install building attachments within concrete slabs or attach to structural steel. Install additional attachments at concentrated loads, including valves, flanges, and strainers, NPS 2-1/2 and larger and at changes in direction of piping. Install concrete inserts before concrete is placed; fasten inserts to forms and install reinforcing bars through openings at top of inserts.

K. Load Distribution: Install hangers and supports so that piping live and dead loads and stresses from movement will not be transmitted to connected equipment.

L. Pipe Slopes: Install hangers and supports to provide indicated pipe slopes and to not exceed maximum pipe deflections allowed by ASME B31.9 for building services piping.

M. Insulated Piping:

1. Attach clamps and spacers to piping.

a. Piping Operating above Ambient Air Temperature: Clamp may project through insulation.

b. Piping Operating below Ambient Air Temperature: Use thermal-hanger shield insert with clamp sized to match OD of insert.

c. Do not exceed pipe stress limits allowed by ASME B31.9 for building services piping.




2. Install MSS SP-58, Type 39, protection saddles if insulation without vapor barrier is indicated. Fill interior voids with insulation that matches adjoining insulation.

a. Option: Thermal-hanger shield inserts may be used. Include steel weight-distribution plate for pipe NPS 4 and larger if pipe is installed on rollers.

3. Install MSS SP-58, Type 40, protective shields on cold piping with vapor barrier. Shields shall span an arc of 180 degrees.

a. Option: Thermal-hanger shield inserts may be used. Include steel weight-distribution plate for pipe NPS 4 and larger if pipe is installed on rollers.

4. Shield Dimensions for Pipe: Not less than the following:

a. NPS 1/4 to NPS 3-1/2: 12 inches long and 0.048 inch thick. b. NPS 4: 12 inches long and 0.06 inch thick.

5. Thermal-Hanger Shields: Install with insulation same thickness as piping insulation.

3.2 EQUIPMENT SUPPORTS

A. Fabricate structural-steel stands to suspend equipment from structure overhead or to support equipment above floor.

B. Grouting: Place grout under supports for equipment and make bearing surface smooth.

C. Provide lateral bracing, to prevent swaying, for equipment supports.

3.3 METAL FABRICATIONS

A. Cut, drill, and fit miscellaneous metal fabrications for trapeze pipe hangers.

B. Fit exposed connections together to form hairline joints. Field weld connections that cannot be shop welded because of shipping size limitations.

C. Field Welding: Comply with AWS D1.1/D1.1M procedures for shielded, metal arc welding; appearance and quality of welds; and methods used in correcting welding work; and with the following:

1. Use materials and methods that minimize distortion and develop strength and corrosion resistance of base metals.

2. Obtain fusion without undercut or overlap. 3. Remove welding flux immediately. 4. Finish welds at exposed connections so no roughness shows after finishing and so

contours of welded surfaces match adjacent contours.

3.4 ADJUSTING

A. Hanger Adjustments: Adjust hangers to distribute loads equally on attachments and to achieve indicated slope of pipe.

B. Trim excess length of continuous-thread hanger and support rods to 1-1/2 inches.




3.5 PAINTING

A. Touchup: Clean field welds and abraded areas of shop paint. Paint exposed areas immediately after erecting hangers and supports. Use same materials as used for shop painting. Comply with SSPC-PA 1 requirements for touching up field-painted surfaces.

1. Apply paint by brush or spray to provide a minimum dry film thickness of 2.0 mils.

B. Touchup: Cleaning and touchup painting of field welds, bolted connections, and abraded areas of shop paint on miscellaneous metal are specified in Division 9.

C. Galvanized Surfaces: Clean welds, bolted connections, and abraded areas and apply galvanizing-repair paint to comply with ASTM A 780.

3.6 HANGER AND SUPPORT SCHEDULE

A. Specific hanger and support requirements are in Sections specifying piping systems and equipment.

B. Comply with MSS SP-69 for pipe-hanger selections and applications that are not specified in piping system Sections.

C. Use hangers and supports with galvanized metallic coatings for piping and equipment that will not have field-applied finish.

D. Use nonmetallic coatings on attachments for electrolytic protection where attachments are in direct contact with copper tubing.

E. Use carbon-steel pipe hangers and support and attachments for general service applications.

F. Use copper-plated pipe hangers and copper attachments for copper piping and tubing.

G. Use padded hangers for piping that is subject to scratching.

H. Use thermal-hanger shield inserts for insulated piping and tubing.

I. Horizontal-Piping Hangers and Supports: Unless otherwise indicated and except as specified in piping system Sections, install the following types:

1. Adjustable, Steel Clevis Hangers (MSS Type 1): For suspension of noninsulated or insulated, stationary pipes NPS 1/2 to NPS 30.

2. Yoke-Type Pipe Clamps (MSS Type 2): For suspension of up to 1050 deg F, pipes NPS 4 to NPS 24, requiring up to 4 inches of insulation.

3. Carbon- or Alloy-Steel, Double-Bolt Pipe Clamps (MSS Type 3): For suspension of pipes NPS 3/4 to NPS 36, requiring clamp flexibility and up to 4 inches of insulation.

4. Adjustable, Steel Band Hangers (MSS Type 7): For suspension of noninsulated, stationary pipes NPS 1/2 to NPS 8.

5. U-Bolts (MSS Type 24): For support of heavy pipes NPS 1/2 to NPS 30. 6. Pipe Saddle Supports (MSS Type 36): For support of pipes NPS 4 to NPS 36, with steel-

pipe base stanchion support and cast-iron floor flange or carbon-steel plate. 7. Pipe Stanchion Saddles (MSS Type 37): For support of pipes NPS 4 to NPS 36, with

steel-pipe base stanchion support and cast-iron floor flange or carbon-steel plate, and with U-bolt to retain pipe.




8. Single-Pipe Rolls (MSS Type 41): For suspension of pipes NPS 1 to NPS 30, from two rods if longitudinal movement caused by expansion and contraction might occur.

9. Complete Pipe Rolls (MSS Type 44): For support of pipes NPS 2 to NPS 42 if longitudinal movement caused by expansion and contraction might occur but vertical adjustment is not necessary.

J. Vertical-Piping Clamps: Unless otherwise indicated and except as specified in piping system Sections, install the following types:

1. Extension Pipe or Riser Clamps (MSS Type 8): For support of pipe risers NPS 3/4 to NPS 24.

2. Carbon- or Alloy-Steel Riser Clamps (MSS Type 42): For support of pipe risers NPS 3/4 to NPS 24 if longer ends are required for riser clamps.

K. Hanger-Rod Attachments: Unless otherwise indicated and except as specified in piping system Sections, install the following types:

1. Steel Turnbuckles (MSS Type 13): For adjustment up to 6 inches for heavy loads. 2. Steel Clevises (MSS Type 14): For 120 to 450 deg F piping installations.

L. Building Attachments: Unless otherwise indicated and except as specified in piping system Sections, install the following types:

1. Steel or Malleable Concrete Inserts (MSS Type 18): For upper attachment to suspend pipe hangers from concrete ceiling.

2. Top-Beam C-Clamps (MSS Type 19): For use under roof installations with bar-joist construction, to attach to top flange of structural shape.

3. Side-Beam or Channel Clamps (MSS Type 20): For attaching to bottom flange of beams, channels, or angles.

4. Center-Beam Clamps (MSS Type 21): For attaching to center of bottom flange of beams. 5. Welded Beam Attachments (MSS Type 22): For attaching to bottom of beams if loads

are considerable and rod sizes are large. 6. C-Clamps (MSS Type 23): For structural shapes. 7. Welded-Steel Brackets: For support of pipes from below, or for suspending from above

by using clip and rod. Use one of the following for indicated loads:

a. Light (MSS Type 31): 750 lb. b. Medium (MSS Type 32): 1500 lb. c. Heavy (MSS Type 33): 3000 lb.

8. Side-Beam Brackets (MSS Type 34): For sides of steel or wooden beams. 9. Plate Lugs (MSS Type 57): For attaching to steel beams if flexibility at beam is required.

M. Saddles and Shields: Unless otherwise indicated and except as specified in piping system Sections, install the following types:

1. Steel-Pipe-Covering Protection Saddles (MSS Type 39): To fill interior voids with insulation that matches adjoining insulation.

2. Protection Shields (MSS Type 40): Of length recommended in writing by manufacturer to prevent crushing insulation.

3. Thermal-Hanger Shield Inserts: For supporting insulated pipe.

N. Spring Hangers and Supports: Unless otherwise indicated and except as specified in piping system Sections, install the following types:




1. Spring Cushions (MSS Type 48): For light loads if vertical movement does not exceed 1-1/4 inches.

2. Spring-Cushion Roll Hangers (MSS Type 49): For equipping Type 41, roll hanger with springs.

3. Variable-Spring Base Supports (MSS Type 52): Preset to indicated load and limit variability factor to 25 percent to allow expansion and contraction of piping system from base support.

O. Comply with MSS SP-69 for trapeze pipe-hanger selections and applications that are not specified in piping system Sections.

P. Use pipe positioning systems in pipe spaces behind plumbing fixtures to support supply and waste piping for plumbing fixtures.




IDENTIFICATION FOR PLUMBING PIPING AND EQUIPMENT 220553 - 1

SECTION 220553 - IDENTIFICATION FOR PLUMBING PIPING AND EQUIPMENT

PART 1 - GENERAL

1.1 SUMMARY


1. Pipe labels. 2. Equipment labels.

1.2 ACTION SUBMITTAL


PART 2 - PRODUCTS

2.1 PIPE LABELS

A. General Requirements for Manufactured Pipe Labels: Preprinted, color-coded, with lettering indicating service, and showing flow direction.

B. Pretensioned Pipe Labels: Precoiled, semirigid plastic formed to partially cover circumference of pipe and to attach to pipe without fasteners or adhesive.

C. Self-Adhesive Pipe Labels: Printed plastic with contact-type, permanent-adhesive backing.

D. Pipe Label Contents: Include identification of piping service using same designations or abbreviations as used on Drawings, pipe size, and an arrow indicating flow direction.

1. Flow-Direction Arrows: Integral with piping system service lettering to accommodate both directions, or as separate unit on each pipe label to indicate flow direction.

2. Lettering Size: At least 1-1/2 inches high.

2.2 EQUIPMENT LABELS

A. Plastic Labels for Equipment:

1. Material and Thickness: Multilayer, multicolor, plastic labels for mechanical engraving, 1/16 inch thick, and having predrilled holes for attachment hardware.

2. Letter Color: White. 3. Background Color: Black. 4. Maximum Temperature: Able to withstand temperatures up to 160 deg F. 5. Minimum Label Size: Length and width vary for required label content, but not less than

2-1/2 by 3/4 inch. 6. Minimum Letter Size: 1/4 inch or name of units if viewing distance is less than 24 inches,

1/2 inch for viewing distances up to 72 inches, and proportionately larger lettering for




greater viewing distances. Include secondary lettering two-thirds to three-fourths the size of principal lettering.

7. Fasteners: Stainless-steel rivets or self-tapping screws. 8. Adhesive: Contact-type permanent adhesive, compatible with label and with substrate.

B. Label Content: Include equipment's Drawing designation or unique equipment number, drawing numbers where equipment is indicated (plans, details, and schedules), plus the Specification Section number and title where equipment is specified.

C. Equipment Label Schedule: For each item of equipment to be labeled, on 8-1/2-by-11-inch (A4) bond paper. Tabulate equipment identification number and identify Drawing numbers where equipment is indicated (plans, details, and schedules), plus the Specification Section number and title where equipment is specified. Equipment schedule shall be included in operation and maintenance data.

PART 3 - EXECUTION

3.1 PREPARATION

A. Clean piping and equipment surfaces of substances that could impair bond of identification devices, including dirt, oil, grease, release agents, and incompatible primers, paints, and encapsulants.

3.2 EQUIPMENT LABEL INSTALLATION

A. Install or permanently fasten labels on each major item of mechanical equipment.

B. Locate equipment labels where accessible and visible.

3.3 PIPE LABEL INSTALLATION

A. Locate pipe labels where piping is exposed or above accessible ceilings in finished spaces; machine rooms; accessible maintenance spaces such as shafts, tunnels, and plenums; and exterior exposed locations as follows:

1. Near each valve and control device. 2. Near each branch connection, excluding short takeoffs for fixtures and terminal units.

Where flow pattern is not obvious, mark each pipe at branch. 3. Near penetrations through walls, floors, ceilings, and inaccessible enclosures. 4. At access doors, manholes, and similar access points that permit view of concealed

piping. 5. Near major equipment items and other points of origination and termination. 6. Spaced at maximum intervals of 50 feet along each run. Reduce intervals to 25 feet in

areas of congested piping and equipment. 7. On piping above removable acoustical ceilings. Omit intermediately spaced labels.

B. Pipe Label Color Schedule:

1. Domestic Water Piping:

a. Background Color: Yellow.




b. Letter Color: Black.

2. Sanitary Waste and Storm Drainage Piping:

a. Background Color: Yellow. b. Letter Color: Black.

3. Natural Gas Piping: a. Background Color: Yellow. b. Letter Color: Black.




PLUMBING PIPING INSULATION 220719 - 1

SECTION 220719 - PLUMBING PIPING INSULATION

PART 1 - GENERAL

1.1 SUMMARY

A. Section includes insulating the following plumbing piping services:

1. Domestic hot and cold water piping. 2. Roof drains and rainwater leaders.



B. Shop Drawings: Include plans, elevations, sections, details, and attachments to other work.

1. Detail application of protective shields, saddles, and inserts at hangers for each type of insulation and hanger.

2. Detail insulation application at elbows, fittings, flanges, valves, and specialties for each type of insulation.

3. Detail removable insulation at piping specialties, equipment connections, and access panels.

4. Detail application of field-applied jackets.


A. Field quality-control reports.


A. Surface-Burning Characteristics: For insulation and related materials, as determined by testing identical products according to ASTM E 84 by a testing agency acceptable to authorities having jurisdiction. Factory label insulation and jacket materials and adhesive, mastic, tapes, and cement material containers, with appropriate markings of applicable testing agency.

1. Insulation Installed Indoors: Flame-spread index of 25 or less, and smoke-developed index of 50 or less.

2. Insulation Installed Outdoors: Flame-spread index of 75 or less, and smoke-developed index of 150 or less.

B. Comply with the following applicable standards and other requirements specified for miscellaneous components:

1. Supply and Drain Protective Shielding Guards: ICC A117.1.




PART 2 - PRODUCTS

2.1 INSULATION MATERIALS

A. Comply with requirements in "Piping Insulation Schedule, General," "Indoor Piping Insulation Schedule," "Outdoor, Aboveground Piping Insulation Schedule," and "Outdoor, Underground Piping Insulation Schedule" articles for where insulating materials shall be applied.

B. Products shall not contain asbestos, lead, mercury, or mercury compounds.

C. Products that come in contact with stainless steel shall have a leachable chloride content of less than 50 ppm when tested according to ASTM C 871.

D. Insulation materials for use on austenitic stainless steel shall be qualified as acceptable according to ASTM C 795.

E. Foam insulation materials shall not use CFC or HCFC blowing agents in the manufacturing process.

F. Cellular Glass: Inorganic, incombustible, foamed or cellulated glass with annealed, rigid, hermetically sealed cells. Factory-applied jacket requirements are specified in "Factory-Applied Jackets" Article.

1. Products: Subject to compliance with requirements, available products that may be incorporated into the Work include, but are not limited to, the following:

a. Pittsburgh Corning Corporation; Foamglas.

2. Special-Shaped Insulation: ASTM C 552, Type III. 3. Preformed Pipe Insulation without Jacket: Comply with ASTM C 552, Type II, Class 1. 4. Preformed Pipe Insulation with Factory-Applied ASJ-SSL: Comply with ASTM C 552,

Type II, Class 2. 5. Factory fabricate shapes according to ASTM C 450 and ASTM C 585.

G. Flexible Elastomeric Insulation: Closed-cell, sponge- or expanded-rubber materials. Comply with ASTM C 534, Type I for tubular materials.


a. Aeroflex USA, Inc.; Aerocel. b. Armacell LLC; AP Armaflex. c. K-Flex USA; Insul-Lock, Insul-Tube, and K-FLEX LS.

H. Mineral-Fiber, Preformed Pipe Insulation:


a. Fibrex Insulations Inc.; Coreplus 1200. b. Johns Manville; Micro-Lok. c. Knauf Insulation; 1000-Degree Pipe Insulation. d. Manson Insulation Inc.; Alley-K. e. Owens Corning; Fiberglas Pipe Insulation.

http://www.specagent.com/LookUp/?ulid=3838&mf=04&src=wd

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2. Type I, 850 Deg F Materials: Mineral or glass fibers bonded with a thermosetting resin. Comply with ASTM C 547, Type I, Grade A, with factory-applied ASJ. Factory-applied jacket requirements are specified in "Factory-Applied Jackets" Article.

2.2 ADHESIVES

A. Materials shall be compatible with insulation materials, jackets, and substrates and for bonding insulation to itself and to surfaces to be insulated, unless otherwise indicated.

B. Flexible Elastomeric and Polyolefin Adhesive: Comply with MIL-A-24179A, Type II, Class I.


a. Aeroflex USA, Inc.; Aeroseal. b. Armacell LLC; Armaflex 520 Adhesive. c. Foster Brand, Specialty Construction Brands, Inc., a business of H. B. Fuller

Company; 85-75. d. K-Flex USA; R-373 Contact Adhesive.

2. For indoor applications, adhesive shall have a VOC content of 50 g/L or less when calculated according to 40 CFR 59, Subpart D (EPA Method 24).

3. Adhesive shall comply with the testing and product requirements of the California Department of Health Services' "Standard Practice for the Testing of Volatile Organic Emissions from Various Sources Using Small-Scale Environmental Chambers."

C. ASJ Adhesive, and FSK Jacket Adhesive: Comply with MIL-A-3316C, Class 2, Grade A for bonding insulation jacket lap seams and joints.


a. Childers Brand, Specialty Construction Brands, Inc., a business of H. B. Fuller Company; CP-82.

b. Eagle Bridges - Marathon Industries; 225. c. Foster Brand, Specialty Construction Brands, Inc., a business of H. B. Fuller

Company; 85-20. d. Mon-Eco Industries, Inc.; 22-25.



D. PVC Jacket Adhesive: Compatible with PVC jacket.


a. Dow Corning Corporation; 739, Dow Silicone. b. Johns Manville; Zeston Perma-Weld, CEEL-TITE Solvent Welding Adhesive. c. P.I.C. Plastics, Inc.; Welding Adhesive. d. Speedline Corporation; Polyco VP Adhesive.






2.3 MASTICS

A. Materials shall be compatible with insulation materials, jackets, and substrates; comply with MIL-PRF-19565C, Type II.

1. For indoor applications, use mastics that have a VOC content of 50 g/L or less when calculated according to 40 CFR 59, Subpart D (EPA Method 24).

B. Vapor-Barrier Mastic: Water based; suitable for indoor use on below-ambient services.


a. Foster Brand, Specialty Construction Brands, Inc., a business of H. B. Fuller Company; 30-80/30-90.

b. Vimasco Corporation; 749.

2. Water-Vapor Permeance: ASTM E 96/E 96M, Procedure B, 0.013 perm at 43-mil dry film thickness.

3. Service Temperature Range: Minus 20 to plus 180 deg F. 4. Solids Content: ASTM D 1644, 58 percent by volume and 70 percent by weight. 5. Color: White.

2.4 SEALANTS

A. Joint Sealants:

1. Joint Sealants for Cellular-Glass Products: Subject to compliance with requirements, available products that may be incorporated into the Work include, but are not limited to, the following:

a. Childers Brand, Specialty Construction Brands, Inc., a business of H. B. Fuller Company; CP-76.

b. Eagle Bridges - Marathon Industries; 405. c. Foster Brand, Specialty Construction Brands, Inc., a business of H. B. Fuller

Company; 30-45. d. Mon-Eco Industries, Inc.; 44-05. e. Pittsburgh Corning Corporation; Pittseal 444.

2. Materials shall be compatible with insulation materials, jackets, and substrates. 3. Permanently flexible, elastomeric sealant. 4. Service Temperature Range: Minus 100 to plus 300 deg F. 5. Color: White or gray. 6. For indoor applications, sealants shall have a VOC content of 420 g/L or less when

calculated according to 40 CFR 59, Subpart D (EPA Method 24).




7. Sealants shall comply with the testing and product requirements of the California Department of Health Services' "Standard Practice for the Testing of Volatile Organic Emissions from Various Sources Using Small-Scale Environmental Chambers."

2.5 FACTORY-APPLIED JACKETS

A. Insulation system schedules indicate factory-applied jackets on various applications. When factory-applied jackets are indicated, comply with the following:

1. ASJ: White, kraft-paper, fiberglass-reinforced scrim with aluminum-foil backing; complying with ASTM C 1136, Type I.

2. ASJ-SSL: ASJ with self-sealing, pressure-sensitive, acrylic-based adhesive covered by a removable protective strip; complying with ASTM C 1136, Type I.

3. FSK Jacket: Aluminum-foil, fiberglass-reinforced scrim with kraft-paper backing; complying with ASTM C 1136, Type II.

2.6 FIELD-APPLIED JACKETS

A. Field-applied jackets shall comply with ASTM C 921, Type I, unless otherwise indicated.

B. PVC Jacket: High-impact-resistant, UV-resistant PVC complying with ASTM D 1784, Class 16354-C; thickness as scheduled; roll stock ready for shop or field cutting and forming. Thickness is indicated in field-applied jacket schedules.


a. Johns Manville; Zeston. b. P.I.C. Plastics, Inc.; FG Series. c. Proto Corporation; LoSmoke. d. Speedline Corporation; SmokeSafe.

2. Adhesive: As recommended by jacket material manufacturer. 3. Color: White. 4. Factory-fabricated fitting covers to match jacket if available; otherwise, field fabricate.

a. Shapes: 45- and 90-degree, short- and long-radius elbows, tees, valves, flanges, unions, reducers, end caps, soil-pipe hubs, traps, mechanical joints, and P-trap and supply covers for lavatories.

2.7 TAPES

A. ASJ Tape: White vapor-retarder tape matching factory-applied jacket with acrylic adhesive, complying with ASTM C 1136.


a. ABI, Ideal Tape Division; 428 AWF ASJ. b. Avery Dennison Corporation, Specialty Tapes Division; Fasson 0836. c. Compac Corporation; 104 and 105. d. Venture Tape; 1540 CW Plus, 1542 CW Plus, and 1542 CW Plus/SQ.




2. Width: 3 inches. 3. Thickness: 11.5 mils. 4. Adhesion: 90 ounces force/inch in width. 5. Elongation: 2 percent. 6. Tensile Strength: 40 lbf/inch in width. 7. ASJ Tape Disks and Squares: Precut disks or squares of ASJ tape. 8. Tensile Strength: 18 lbf/inch in width.

PART 3 - EXECUTION

3.1 PREPARATION

A. Surface Preparation: Clean and dry surfaces to receive insulation. Remove materials that will adversely affect insulation application.

B. Coordinate insulation installation with the trade installing heat tracing. Comply with requirements for heat tracing that apply to insulation.

C. Mix insulating cements with clean potable water; if insulating cements are to be in contact with stainless-steel surfaces, use demineralized water.

3.2 GENERAL INSTALLATION REQUIREMENTS

A. Install insulation materials, accessories, and finishes with smooth, straight, and even surfaces; free of voids throughout the length of piping including fittings, valves, and specialties.

B. Install insulation materials, forms, vapor barriers or retarders, jackets, and thicknesses required for each item of pipe system as specified in insulation system schedules.

C. Install accessories compatible with insulation materials and suitable for the service. Install accessories that do not corrode, soften, or otherwise attack insulation or jacket in either wet or dry state.

D. Install insulation with longitudinal seams at top and bottom of horizontal runs.

E. Install multiple layers of insulation with longitudinal and end seams staggered.

F. Do not weld brackets, clips, or other attachment devices to piping, fittings, and specialties.

G. Keep insulation materials dry during application and finishing.

H. Install insulation with tight longitudinal seams and end joints. Bond seams and joints with adhesive recommended by insulation material manufacturer.

I. Install insulation with least number of joints practical.

J. Where vapor barrier is indicated, seal joints, seams, and penetrations in insulation at hangers, supports, anchors, and other projections with vapor-barrier mastic.

1. Install insulation continuously through hangers and around anchor attachments.




2. For insulation application where vapor barriers are indicated, extend insulation on anchor legs from point of attachment to supported item to point of attachment to structure. Taper and seal ends at attachment to structure with vapor-barrier mastic.

3. Install insert materials and install insulation to tightly join the insert. Seal insulation to insulation inserts with adhesive or sealing compound recommended by insulation material manufacturer.

4. Cover inserts with jacket material matching adjacent pipe insulation. Install shields over jacket, arranged to protect jacket from tear or puncture by hanger, support, and shield.

K. Apply adhesives, mastics, and sealants at manufacturer's recommended coverage rate and wet and dry film thicknesses.

L. Install insulation with factory-applied jackets as follows:

1. Draw jacket tight and smooth. 2. Cover circumferential joints with 3-inch-wide strips, of same material as insulation jacket.

Secure strips with adhesive and outward clinching staples along both edges of strip, spaced 4 inches o.c.

3. Cover joints and seams with tape, according to insulation material manufacturer's written instructions, to maintain vapor seal.

4. Where vapor barriers are indicated, apply vapor-barrier mastic on seams and joints and at ends adjacent to pipe flanges and fittings.

M. Cut insulation in a manner to avoid compressing insulation more than 75 percent of its nominal thickness.

N. Finish installation with systems at operating conditions. Repair joint separations and cracking due to thermal movement.

O. Repair damaged insulation facings by applying same facing material over damaged areas. Extend patches at least 4 inches beyond damaged areas. Adhere, staple, and seal patches similar to butt joints.

P. For above-ambient services, do not install insulation to the following:

1. Testing agency labels and stamps. 2. Nameplates and data plates. 3. Cleanouts.

3.3 PENETRATIONS

A. Insulation Installation at Roof Penetrations: Install insulation continuously through roof penetrations.

1. Seal penetrations with flashing sealant. 2. For applications requiring only indoor insulation, terminate insulation above roof surface

and seal with joint sealant. For applications requiring indoor and outdoor insulation, install insulation for outdoor applications tightly joined to indoor insulation ends. Seal joint with joint sealant.

3. Extend jacket of outdoor insulation outside roof flashing at least 2 inches below top of roof flashing.

4. Seal jacket to roof flashing with flashing sealant.




B. Insulation Installation at Underground Exterior Wall Penetrations: Terminate insulation flush with sleeve seal. Seal terminations with flashing sealant.

C. Insulation Installation at Aboveground Exterior Wall Penetrations: Install insulation continuously through wall penetrations.

1. Seal penetrations with flashing sealant. 2. For applications requiring only indoor insulation, terminate insulation inside wall surface

and seal with joint sealant. For applications requiring indoor and outdoor insulation, install insulation for outdoor applications tightly joined to indoor insulation ends. Seal joint with joint sealant.

3. Extend jacket of outdoor insulation outside wall flashing and overlap wall flashing at least 2 inches.

4. Seal jacket to wall flashing with flashing sealant.

D. Insulation Installation at Interior Wall and Partition Penetrations (That Are Not Fire Rated): Install insulation continuously through walls and partitions.

E. Insulation Installation at Fire-Rated Wall and Partition Penetrations: Install insulation continuously through penetrations of fire-rated walls and partitions.

1. Comply with requirements in Division 7 Section "Through-Penetration Firestop Systems" for firestopping and fire-resistive joint sealers.

3.4 GENERAL PIPE INSULATION INSTALLATION

A. Requirements in this article generally apply to all insulation materials except where more specific requirements are specified in various pipe insulation material installation articles.

B. Insulation Installation on Fittings, Valves, Strainers, Flanges, and Unions:

1. Install insulation over fittings, valves, strainers, flanges, unions, and other specialties with continuous thermal and vapor-retarder integrity unless otherwise indicated.

2. Insulate pipe elbows using preformed fitting insulation or mitered fittings made from same material and density as adjacent pipe insulation. Each piece shall be butted tightly against adjoining piece and bonded with adhesive. Fill joints, seams, voids, and irregular surfaces with insulating cement finished to a smooth, hard, and uniform contour that is uniform with adjoining pipe insulation.

3. Insulate tee fittings with preformed fitting insulation or sectional pipe insulation of same material and thickness as used for adjacent pipe. Cut sectional pipe insulation to fit. Butt each section closely to the next and hold in place with tie wire. Bond pieces with adhesive.

4. Insulate valves using preformed fitting insulation or sectional pipe insulation of same material, density, and thickness as used for adjacent pipe. Overlap adjoining pipe insulation by not less than two times the thickness of pipe insulation, or one pipe diameter, whichever is thicker. For valves, insulate up to and including the bonnets, valve stuffing-box studs, bolts, and nuts. Fill joints, seams, and irregular surfaces with insulating cement.

5. Insulate strainers using preformed fitting insulation or sectional pipe insulation of same material, density, and thickness as used for adjacent pipe. Overlap adjoining pipe insulation by not less than two times the thickness of pipe insulation, or one pipe diameter, whichever is thicker. Fill joints, seams, and irregular surfaces with insulating cement. Insulate strainers so strainer basket flange or plug can be easily removed and replaced without damaging the insulation and jacket. Provide a removable reusable




insulation cover. For below-ambient services, provide a design that maintains vapor barrier.

6. Insulate flanges and unions using a section of oversized preformed pipe insulation. Overlap adjoining pipe insulation by not less than two times the thickness of pipe insulation, or one pipe diameter, whichever is thicker.

7. Cover segmented insulated surfaces with a layer of finishing cement and coat with a mastic. Install vapor-barrier mastic for below-ambient services and a breather mastic for above-ambient services. Reinforce the mastic with fabric-reinforcing mesh. Trowel the mastic to a smooth and well-shaped contour.

8. For services not specified to receive a field-applied jacket except for flexible elastomeric and polyolefin, install fitted PVC cover over elbows, tees, strainers, valves, flanges, and unions. Terminate ends with PVC end caps. Tape PVC covers to adjoining insulation facing using PVC tape.

C. Install removable insulation covers at locations indicated. Installation shall conform to the following:

1. Make removable flange and union insulation from sectional pipe insulation of same thickness as that on adjoining pipe. Install same insulation jacket as adjoining pipe insulation.

2. When flange and union covers are made from sectional pipe insulation, extend insulation from flanges or union long at least two times the insulation thickness over adjacent pipe insulation on each side of flange or union. Secure flange cover in place with stainless-steel or aluminum bands. Select band material compatible with insulation and jacket.

3. Construct removable valve insulation covers in same manner as for flanges, except divide the two-part section on the vertical center line of valve body.

4. When covers are made from block insulation, make two halves, each consisting of mitered blocks wired to stainless-steel fabric. Secure this wire frame, with its attached insulation, to flanges with tie wire. Extend insulation at least 2 inches over adjacent pipe insulation on each side of valve. Fill space between flange or union cover and pipe insulation with insulating cement. Finish cover assembly with insulating cement applied in two coats. After first coat is dry, apply and trowel second coat to a smooth finish.

5. Unless a PVC jacket is indicated in field-applied jacket schedules, finish exposed surfaces with a metal jacket.

3.5 INSTALLATION OF FLEXIBLE ELASTOMERIC INSULATION

A. Seal longitudinal seams and end joints with manufacturer's recommended adhesive to eliminate openings in insulation that allow passage of air to surface being insulated.

B. Insulation Installation on Pipe Flanges:

1. Install pipe insulation to outer diameter of pipe flange. 2. Make width of insulation section same as overall width of flange and bolts, plus twice the

thickness of pipe insulation. 3. Fill voids between inner circumference of flange insulation and outer circumference of

adjacent straight pipe segments with cut sections of sheet insulation of same thickness as pipe insulation.

4. Secure insulation to flanges and seal seams with manufacturer's recommended adhesive to eliminate openings in insulation that allow passage of air to surface being insulated.

C. Insulation Installation on Pipe Fittings and Elbows:

1. Install mitered sections of pipe insulation.




2. Secure insulation materials and seal seams with manufacturer's recommended adhesive to eliminate openings in insulation that allow passage of air to surface being insulated.

D. Insulation Installation on Valves and Pipe Specialties:

1. Install preformed valve covers manufactured of same material as pipe insulation when available.

2. When preformed valve covers are not available, install cut sections of pipe and sheet insulation to valve body. Arrange insulation to permit access to packing and to allow valve operation without disturbing insulation.

3. Install insulation to flanges as specified for flange insulation application. 4. Secure insulation to valves and specialties and seal seams with manufacturer's

recommended adhesive to eliminate openings in insulation that allow passage of air to surface being insulated.

3.6 FIELD-APPLIED JACKET INSTALLATION

A. Where FSK jackets are indicated, install as follows:

1. Draw jacket material smooth and tight. 2. Install lap or joint strips with same material as jacket. 3. Secure jacket to insulation with manufacturer's recommended adhesive. 4. Install jacket with 1-1/2-inch laps at longitudinal seams and 3-inch-wide joint strips at end

joints. 5. Seal openings, punctures, and breaks in vapor-retarder jackets and exposed insulation

with vapor-barrier mastic.

B. Where PVC jackets are indicated, install with 1-inch overlap at longitudinal seams and end joints. Seal with manufacturer's recommended adhesive.

1. Apply two continuous beads of adhesive to seams and joints, one bead under lap and the finish bead along seam and joint edge.

C. Where metal jackets are indicated, install with 2-inch overlap at longitudinal seams and end joints. Overlap longitudinal seams arranged to shed water. Seal end joints with weatherproof sealant recommended by insulation manufacturer. Secure jacket with stainless-steel bands 12 inches o.c. and at end joints.


A. Perform tests and inspections.

B. Tests and Inspections:

1. Inspect pipe, fittings, strainers, and valves, randomly selected by Architect, by removing field-applied jacket and insulation in layers in reverse order of their installation. Extent of inspection shall be limited to three locations of straight pipe, three locations of threaded valves, and three locations of flanged valves for each pipe service defined in the "Piping Insulation Schedule, General" Article.

C. All insulation applications will be considered defective Work if sample inspection reveals noncompliance with requirements.




3.8 PIPING INSULATION SCHEDULE, GENERAL

A. Acceptable preformed pipe and tubular insulation materials and thicknesses are identified for each piping system and pipe size range. If more than one material is listed for a piping system, selection from materials listed is Contractor's option.

3.9 INDOOR PIPING INSULATION SCHEDULE

A. Domestic Water Piping: Insulation shall be the following:

1. Mineral-Fiber, Preformed Pipe Insulation, Type I: 1 inch thick. 2. Flexible Elastomeric: 1 inch thick.

B. Stormwater and Overflow: Insulation shall be one of the following:

1. Flexible Elastomeric: 1 inch thick.

3.10 INDOOR, FIELD-APPLIED JACKET SCHEDULE

A. Install jacket over insulation material. For insulation with factory-applied jacket, install the field-applied jacket over the factory-applied jacket.

B. If more than one material is listed, selection from materials listed is Contractor's option.

C. Piping, Concealed:

1. None.

D. Piping, Exposed:

1. PVC: 30 mils thick.




DOMESTIC WATER PIPING 221116 - 1

SECTION 22 11 16 DOMESTIC WATER PIPING

PART 1 - GENERAL

1.1 SUMMARY

A. This Section includes domestic water piping from locations indicated to fixtures and equipment inside the building.

B. This Section includes water-distribution piping and specialties outside the building for water service and fire-service mains.

C. See Division 23 Section "Meters and Gages" for thermometers, pressure gages, and fittings.

1.2 SUBMITTALS

A. Water Samples: Specified in "Cleaning" Article in Part 3.

B. Field quality-control test reports.


A. Piping materials shall bear label, stamp, or other markings of specified testing agency.

B. Comply with NFPA 24, "Installation of Private Fire Service Mains and Their Appurtenances," and NSF 61, "Drinking Water System Components-Health Effects; Sections 1 through 9," fire-protection and domestic water service piping to building.

C. Comply with Federal “Safe Drinking Water Act” and “Reduction of Lead in Drinking Water Act”.

D. Comply with FM's "Approval Guide" or UL's "Fire Protection Equipment Directory" for fire-service-main products.

E. Regulatory Requirements: 1. Comply with standards of authorities having jurisdiction for potable-water-service piping,

including materials, installation, testing, and disinfection. 2. Comply with standards of authorities having jurisdiction for fire-suppression water-service

piping, including materials, hose threads, installation, and testing.

PART 2 - PRODUCTS

2.1 PIPING MATERIALS

A. Transition Couplings: Coupling or other manufactured fitting the same size as, with pressure rating at least equal to and ends compatible with, piping to be joined.




B. Soft Copper Tube: ASTM B 88, Type K (ASTM B 88M, Type A), water tube, annealed temper.

1. Copper Fittings: ASME B16.18, cast-copper-alloy or ASME B16.22, wrought-copper, solder-joint pressure type. Furnish only wrought-copper fittings.

C. Hard Copper Tube: ASTM B 88, Type L (ASTM B 88M, Type B), water tube, drawn temper.

1. Copper Pressure Fittings: ASME B16.18, cast-copper-alloy or ASME B16.22, wrought- copper, solder-joint fittings. Furnish wrought-copper fittings if indicated.

2. Bronze Flanges: ASME B16.24, Class 150, with solder-joint end. Furnish Class 300 flanges if required to match piping.

3. Copper Unions: MSS SP-123, cast-copper-alloy, hexagonal-stock body, with ball-and-socket, metal-to-metal seating surfaces and solder-joint or threaded ends.

2.2 VALVES

A. Refer to Division 22 Section "Plumbing Valves" for bronze and cast-iron, general-duty valves.

B. Refer to Division 22 Section "Plumbing Specialties" for backflow preventers, balancing and drain valves.

2.3 PIPE IDENTIFICATION

A. Refer to Division 22 Section "Pipe Identification" for pipe identification.

2.4 PIPE INSULATION

A. Refer to Division 22 Section "Pipe Insulation" for pipe insulation.

PART 3 - EXECUTION

3.1 PIPING APPLICATIONS

A. Transition and special fittings with pressure ratings at least equal to piping rating may be used in applications below, unless otherwise indicated.

B. Flanges may be used on aboveground piping.

C. Underground Water-Service Piping: Soft copper tube, Type K (Type A); wrought-copper fittings.

D. Aboveground Domestic Water Piping: Use Hard copper tube, Type L (Type B); copper pressure fittings; and lead-free soldered joints.

3.2 PIPING INSTALLATION

A. Extend water service piping to point of new connection in size and location indicated.

B. Install cast-iron sleeve with water stop and mechanical sleeve seal at each service pipe penetration through foundation wall. Select number of interlocking rubber links required to




make installation watertight. Refer to Division 23 Section "Basic Mechanical Materials and Methods" for sleeves and mechanical sleeve seals.

C. Install copper tube and fittings according to CDA's "Copper Tube Handbook."

D. Install domestic water piping level and plumb.

E. Fill water piping. Check components to determine that they are not air bound and that piping is full of water.

F. Perform the following steps before operation:

1. Close drain valves, hydrants, and hose bibbs. 2. Open shutoff valves to fully open position. 3. Open throttling valves to proper setting. 4. Remove plugs used during testing of piping and plugs used for temporary sealing of

piping during installation. 5. Remove and clean strainer screens. Close drain valves and replace drain plugs. 6. Remove filter cartridges from housings, and verify that cartridges are as specified for

application where used and that cartridges are clean and ready for use.

G. Tubing shall be supported to structural members using support methods required by IBC Plumbing Codes and the installation handbook.

H. Check plumbing equipment and verify proper settings, adjustments, and operation. Do not operate water heaters before filling with water.

I. Check plumbing specialties and verify proper settings, adjustments, and operation.

3.3 JOINT CONSTRUCTION

A. Soldered Joints: Use ASTM B 813, water-flushable, lead-free flux; ASTM B 32, lead-free-alloy solder; and ASTM B 828 procedure, unless otherwise indicated.

3.4 VALVE INSTALLATION

A. Install sectional valve close to water main on each branch and riser serving plumbing fixtures or equipment.

B. Install shutoff valve on each water supply to equipment and on each water supply to plumbing fixtures without supply stops.

C. Install drain valves for equipment, at base of each water riser, at low points in horizontal piping, and where required to drain water piping.

1. Install hose-end drain valves at low points in water mains, risers, and branches. 2. Install stop-and-waste drain valves where indicated.

D. Install calibrated balancing valves in each hot-water circulation return branch and discharge side of each pump and circulator. Set calibrated balancing valves partly open to restrict but not stop flow. Refer to Division 22 Section "Plumbing Specialties" for calibrated balancing valves.





A. Refer to Division 22 Section "Hangers and Supports" for pipe hanger and support devices. Install the following:

1. Vertical Piping: MSS Type 8 or Type 42, clamps. 2. Individual, Straight, Horizontal Piping Runs: According to the following:

a. 100 Feet and Less: MSS Type 1, adjustable, steel clevis hangers. b. Longer Than 100 Feet: MSS Type 43, adjustable roller hangers. c. Longer Than 100 Feet, if Indicated: MSS Type 49, spring cushion rolls.

3. Multiple, Straight, Horizontal Piping Runs 100 Feet or Longer: MSS Type 44, pipe rolls. Support pipe rolls on trapeze.

4. Base of Vertical Piping: MSS Type 52, spring hangers.

B. Install supports according to Division 23 Section "Hangers and Supports."

C. Support vertical piping and tubing at base and at each floor.

D. Rod diameter may be reduced 1 size for double-rod hangers, to a minimum of 3/8 inch.

E. Install hangers for copper tubing with the following maximum horizontal spacing and minimum rod diameters:

1. NPS 3/4 (DN 20) and Smaller: 60 inches with 3/8-inch rod. 2. NPS 1 and NPS 1-1/4: 72 inches with 3/8-inch rod. 3. NPS 1-1/2 and NPS 2: 96 inches with 3/8-inch rod. 4. NPS 2-1/2: 108 inches with 1/2-inch rod. 5. NPS 3 to NPS 5: 10 feet with 1/2-inch rod.

F. Install supports for vertical copper tubing every 10 feet.

G. Support piping and tubing not listed above according to MSS SP-69 and manufacturer's written instructions.

3.6 CONNECTIONS

A. Drawings indicate general arrangement of piping, fittings, and specialties.

B. Install piping adjacent to equipment and machines to allow service and maintenance.

C. Connect domestic water piping to exterior water service piping. Use transition fitting to join dissimilar piping materials.

D. Connect domestic water piping to service piping with shutoff valve, and extend and connect to the following:

1. Water Heaters: Cold-water supply and hot-water outlet piping in sizes indicated, but not smaller than sizes of water heater connections.

2. Plumbing Fixtures: Cold- and hot-water supply piping in sizes indicated, but not smaller than required by plumbing code. Refer to Division 23 Section "Plumbing Fixtures."




3. Equipment: Cold- and hot-water supply piping as indicated, but not smaller than equipment connections. Provide shutoff valve and union for each connection. Use flanges instead of unions for NPS 2-1/2 and larger.


A. Inspect domestic water piping as follows:

1. Do not enclose, cover, or put piping into operation until it is inspected and approved by authorities having jurisdiction.

2. During installation, notify authorities having jurisdiction at least 72 hours before inspection must be made. Perform tests specified below in presence of authorities having jurisdiction:

a. Roughing-in Inspection: Arrange for inspection of piping before concealing or closing-in after roughing-in and before setting fixtures.

b. Final Inspection: Arrange for final inspection by authorities having jurisdiction to observe tests specified below and to ensure compliance with requirements.

3. Reinspection: If authorities having jurisdiction find that piping will not pass test or inspection, make required corrections and arrange for reinspection.

4. Reports: Prepare inspection reports and have them signed by authorities having jurisdiction.

B. Unless more stringent test procedures are required by the Authority Having Jurisdiction, test domestic water piping as follows:

1. Test for leaks and defects in new piping and parts of existing piping that have been altered, extended, or repaired. If testing is performed in segments, submit separate report for each test, complete with diagram of portion of piping tested.

2. Leave uncovered and unconcealed new, altered, extended, or replaced domestic water piping until it has been tested and approved. Expose work that was covered or concealed before it was tested.

3. Cap and subject piping to static water pressure of 50 psig above operating pressure, without exceeding pressure rating of piping system materials. Isolate test source and allow to stand for four hours. Leaks and loss in test pressure constitute defects that must be repaired.

4. Repair leaks and defects with new materials and retest piping or portion thereof until satisfactory results are obtained.

5. Prepare reports for tests and required corrective action.

3.8 CLEANING

A. Clean and disinfect potable domestic water piping as follows:

1. Purge new piping and parts of existing domestic water piping that have been altered, extended, or repaired before using.

2. Use purging and disinfecting procedures prescribed by authorities having jurisdiction or, if methods are not prescribed, procedures described in either AWWA C651 or AWWA C652 or as described below:

a. Flush piping system with clean, potable water until dirty water does not appear at outlets.




b. Fill and isolate system according to either of the following:

1) Fill system or part thereof with water/chlorine solution with at least 50 ppm (50 mg/L) of chlorine. Isolate with valves and allow to stand for 24 hours.

2) Fill system or part thereof with water/chlorine solution with at least 200 ppm (200 mg/L) of chlorine. Isolate and allow to stand for three hours.

c. Flush system with clean, potable water until no chlorine is in water coming from system after the standing time. Chlorine flushing MUST be coordinated with Midd-West School District Representative.

d. Submit water samples in sterile bottles to authorities having jurisdiction. Repeat procedures if biological examination shows contamination.

B. Prepare and submit reports of purging and disinfecting activities.

C. Clean interior of domestic water piping system. Remove dirt and debris as work progresses.




Midd-West School District 221118-1 West Snyder Elementary School Renovation Project Plumbing Specialties

SECTION 221118 - PLUMBING SPECIALTIES

PART 1 - GENERAL

1.1 SUMMARY

A. This Section includes the following plumbing specialties:

1. Compression tanks. 2. Balancing valves. 3. Strainers. 4. Miscellaneous piping specialties. 5. Cleanouts. 6. Floor drains. 7. Roof drains

1.2 PERFORMANCE REQUIREMENTS

A. Provide components and installation capable of producing piping systems with following minimum working-pressure ratings, unless otherwise indicated:

1. Domestic Water Piping: 125 psig. 2. Sanitary Waste and Vent Piping: 10-foot head of water. 3. Storm Drainage Piping: 10-foot head of water.

1.3 SUBMITTALS

A. Product Data: Include rated capacities and indicate materials, finishes, dimensions, required clearances, and methods of assembly of components; and piping and wiring connections.

B. Field quality-control test reports.

C. Operation and maintenance data.

1.4 WARRANTY

A. General Warranty: Manufacturer's standard form in which manufacturer agrees to repair or replace materials or workmanship that fail within specified warranty period.

B. Warranty Period - Contractors, parts and labor: Three years from date of Substantial Completion.


A. Plumbing specialties shall bear label, stamp, or other markings of specified testing agency.




B. Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, Article 100, by a testing agency acceptable to authorities having jurisdiction, and marked for intended use.

C. ASME Compliance: Comply with ASME B31.9, "Building Services Piping," for piping materials and installation.

D. NSF Compliance:

1. Comply with NSF 61, "Drinking Water System Components--Health Effects, Sections 1 through 9," for potable domestic water plumbing specialties.

PART 2 - PRODUCTS

2.1 MANUFACTURERS

A. In other Part 2 articles where subparagraph titles below introduce lists, the following requirements apply for product selection:

1. Manufacturers: Subject to compliance with requirements, provide products by the manufacturers specified.

2.2 COMPRESSION TANKS

A. Description: Steel, pressure-rated tank constructed with welded joints and factory-installed, butyl-rubber diaphragm. Include air precharge to minimum system-operating pressure at tank.

1. Manufacturers:

a. Amtrol, Inc. b. Armstrong Pumps, Inc. c. Smith, A. O.; Aqua-Air Div. d. Taco, Inc. e. Wessels Co. f. Zurn Industries, Inc.; Wilkins Div.

2. Construction: 150-psig working-pressure rating. 3. Tappings: Factory-fabricated steel, welded to tank before testing and labeling. Include

ASME B1.20.1, pipe thread. 4. Tank Interior Finish: Materials and thicknesses complying with NSF 61, barrier materials

for potable-water tank linings. Extend finish into and through tank fittings and outlets. 5. Air-Charging Valve: Factory installed.

2.3 BALANCING VALVES

A. Thermostatic Balancing Valves:

1. Manufacturers:

a. Therm OmegaTech




B. Desprcition: Circuit Solver shall regulate the flow of recirculated domestic hot water based on water temperature entering Circuit Solver regardless of system operating pressure. When fully closed Circuit Solver shall bypass a minimum flow to maintain dynamic control of the recirculating loop and provide a means for system sanitizing.

a. Circuit Solver shall be factory adjustable from 105F (40.5C) to 140F (60C) as required by project conditions. (other set points available, consult factory) a. Circuit Solver shall modulate between open and closed position within a 10F (5.5C) range.

b. Circuit Solver shall be available in sizes ranging from ½ inch NPT to 2″ NPT.

c. Circuit Solver body and all internal components shall be constructed of stainless steel with major components constructed of type 303 stainless steel. A. Circuit Solver sizes ½ inch through 2 inch shall be rated to 200 PSIG maximum working pressure. i. All Circuit Solvers shall be standard tapered female pipe thread, NPT.

d. All Circuit Solvers shall be rated to 300F (148.9C) maximum working temperature. e. Circuit Solver shall be ANSI/AWWA C800 compliant. f. All Circuit Solvers shall be NSF-61 compliant with zero lead content for use in all domes-tic water systems. g. Thermal actuator shall be spring operated and self-cleaning, delivering closing thrust suf-ficient to keep orifice opening free of scale deposits. i. Thermal actuator shall be rated for a minimum of 200,000 cycles.

C. Installation of Circuit Solver shall be made by qualified tradesmen. Install Circuit Solver in each domestic hot water return piping branch beyond last hot water device in that branch. A. Provide suitable line size isolation valves, unions, and other components as indicated in piping detail shown on the drawings.

2.4 STRAINERS

A. Strainers: Y-pattern, unless otherwise indicated, and full size of connecting piping. Include ASTM A 666, Type 304, stainless-steel screens with 3/64-inch (1.2-mm) round perforations, unless otherwise indicated.

1. Pressure Rating: 125-psig (860-kPa) minimum steam working pressure, unless otherwise indicated.

2. NPS 2 (DN 50) and Smaller: Bronze body, with female threaded ends. 3. NPS 2-1/2 (DN 65) and Larger: Cast-iron body, with interior AWWA C550 or FDA-

approved, epoxy coating and flanged ends. 4. Y-Pattern Strainers: Screwed screen retainer with centered blowdown.

a. Drain: Factory- or field-installed, hose-end drain valve.

2.5 DRAIN VALVES




A. Hose-End Drain Valves: MSS SP-110, NPS 3/4 (DN 20) ball valve, rated for 400-psig (2760-kPa) minimum CWP. Include two-piece, copper-alloy body with standard port, chrome-plated brass ball, replaceable seats and seals, blowout-proof stem, and vinyl-covered steel handle.

1. Inlet: Threaded or solder joint. 2. Outlet: Short-threaded nipple with ASME B1.20.7, garden-hose threads and cap.

B. Stop-and-Waste Drain Valves: MSS SP-110, ball valve, rated for 200-psig (1380-kPa) minimum CWP or MSS SP-80, Class 125, gate valve; ASTM B 62 bronze body, with NPS 1/8 (DN 6) side drain outlet and cap.

2.6 MISCELLANEOUS PIPING SPECIALTIES

A. Water Hammer Arresters: ASSE 1010 or PDI-WH 201, metal-bellows type with pressurized metal cushioning chamber. Sizes indicated are based on ASSE 1010 or PDI-WH 201, Sizes A through F.

1. Manufacturers:

a. Josam Co. b. Smith, Jay R. Mfg. Co. c. Tyler Pipe; Wade Div. d. Zurn Industries, Inc.; Specification Drainage Operation.

B. Hose Bibbs: Bronze body with replaceable seat disc complying with ASME A112.18.1M for compression-type faucets. Include NPS 1/2 or NPS 3/4 (DN 15 or DN 20) threaded or solder-joint inlet, of design suitable for pressure of at least 125 psig (860 kPa); integral non-removable, drainable hose-connection vacuum breaker; and garden-hose threads complying with ASME B1.20.7 on outlet.

1. Finish for Equipment Rooms: Rough bronze, or chrome or nickel plated. 2. Finish for Finished Rooms: Chrome or nickel plated. 3. Operation for Equipment Rooms: Wheel handle or operating key. 4. Operation for Finished Rooms: Operating key. 5. Include operating key with each operating-key hose bibb. 6. Include integral wall flange with each chrome- or nickel-plated hose bibb.

C. Stack Flashing Fittings: Counterflashing-type, cast-iron fitting, with bottom recess for terminating roof membrane, and with threaded or hub top for extending vent pipe.

D. Vent Caps: Cast-iron body with threaded or hub inlet and vandal-proof design. Include vented hood and set-screws to secure to vent pipe.

E. Vent Terminals: Commercially manufactured, shop- or field-fabricated, frost-proof assembly constructed of galvanized steel, copper, or lead-coated copper. Size to provide 1-inch (25-mm) enclosed air space between outside of pipe and inside of flashing collar extension, with counterflashing.

2.7 CLEANOUTS

A. Cleanouts: Comply with ASME A112.36.2M and ASME A112.3.1.

1. Applications: Floor cleanout, wall cleanout, and for installation in exposed piping.




2. Products:

a. Josam Co. b. Sioux Chief Manufacturing Co., Inc. c. Smith, Jay R. Mfg. Co. d. Tyler Pipe, Wade Div. e. Watts Industries, Inc., Drainage Products Div. f. Zurn Industries, Inc., Jonespec Div. g. Zurn Industries, Inc., Specification Drainage Operation.

3. Body or Ferrule Material: Cast iron. 4. Adjustable Housing Material: Cast iron with threads. 5. Frame and Cover Material and Finish: Nickel-bronze, copper alloy in equipment rooms;

Stainless steel in finished areas. 6. Frame and Cover Shape: Round. 7. Top Loading Classification: Extra Heavy-Duty.

2.8 FLOOR DRAIN/FLOOR SINKS

A. Floor drains/Floor Sinks type designations are indicated on drawings. Floor drain size shall be 5 inch, unless noted otherwise.

B. Deep-Seal Traps: Cast-iron or bronze casting, with inlet and outlet matching connected piping.

1. NPS 2: 4-inch-minimum water seal. 2. NPS 2-1/2 and Larger: 5-inch- minimum water seal.

C. Floor-Drain Inlet Fittings: Cast iron, with threaded inlet and threaded or spigot outlet. Fixed Air-Gap Fittings: Manufactured cast-iron or bronze drainage fitting with semi-open top with threads or device to secure drainage inlet piping in top and bottom spigot or threaded outlet larger than top inlet. Include design complying with ASME A112.1.2 that will provide fixed air gap between installed inlet and outlet piping.

1. Provide funnels as required.

2.9 ROOF DRAINS

A. Roof Drains, RD-1: Comply with ASME A112.

1. Application: Roof drain.

2. Products:

a. Josam Co.

b. Sioux Chief Manufacturing Co., Inc.

c. Smith, Jay R. Mfg. Co.

d. Watts Industries, Inc., Drainage Products Div.

e. Zurn Industries, Inc., Jonespec Div.

f. Zurn Industries, Inc., Specification Drainage Operation.

3. Body Material: Cast iron.

4. Dimensions of Body: 11 ½” Diameter.

5. Combination Flashing Ring and Gravel Stop: Required.




6. Outlet: Bottom.

7. Dome Material: Aluminum.

8. Extension Collars: Required.

9. Underdeck Clamp: Required.

10. Sump Receiver: Required.

11. External Water Dam: Not Required.

B. Secondary Roof Drains, RD-2: Comply with ASME A112.

1. Application: Overflow Roof drain.

2. Products:

a. Josam Co.

b. Sioux Chief Manufacturing Co., Inc.

c. Smith, Jay R. Mfg. Co.

d. Watts Industries, Inc., Drainage Products Div.

e. Zurn Industries, Inc., Jonespec Div.

f. Zurn Industries, Inc., Specification Drainage Operation.

3. Body Material: Cast iron.

4. Dimensions of Body: 11 ½” Diameter.

5. Combination Flashing Ring and Gravel Stop: Required.

6. Outlet: Bottom.

7. Dome Material: Aluminum.

8. Extension Collars: Required.

9. Underdeck Clamp: Required.

10. Sump Receiver: Required

11. External Water Dam: Required.

2.10 THERMOSTATIC WATER MIXING VALVES

A. Manufacturers:

1. Lawler Manufacturing Company, Inc. 2. Leonard Valve Company. 3. Mark Controls Corp.; Powers Process Controls. 4. Symmons Industries, Inc. 5. T & S Brass and Bronze Works, Inc.

B. General: ASSE 1017, manually adjustable, thermostatic water mixing valve with bronze body. Include check stop and union on hot- and cold-water-supply inlets, adjustable temperature setting, and thermometer.

1. Type: Bimetal thermostat, operation and pressure rating 125 psig minimum.

C. Thermostatic Water Mixing Valves: Unit, with the following:

1. Piping, valves, and unions. Include thermometer if not in cabinet.

2. Piping Component Finish: Polished chrome.

2.11 KEY-OPERATION HYDRANTS




A. Manufacturers:

1. Josam Co.

2. Simmons Manufacturing Co.

3. Smith, Jay R. Mfg. Co.

4. Watts Industries, Inc.; Drainage Products Div.

5. Woodford Manufacturing Co.

6. Zurn Industries, Inc.; Jonespec Div.

B. General: ASME A112.21.3M, key-operation hydrant with pressure rating of 125 psig.

1. Inlet: NPS 3/4 or NPS 1 threaded or solder joint.

2. Outlet: ASME B1.20.7, garden-hose threads.

3. Operating Keys: Two with each key-operation hydrant.

C. Nonfreeze Concealed-Outlet Wall Hydrants WH-1: ASSE 1019, self-drainable with flush-

mounting box with cover, integral nonremovable hose-connection vacuum breaker, casing and

operating rod to match wall thickness, concealed outlet, and wall clamp.

1. Classification: Type A, for automatic draining with hose removed or Type B, for

automatic draining with hose removed or with hose attached and nozzle closed.

2. Box and Cover Finish: Rough bronze.

D. Hot and Cold, Outlet Wall Hydrants WH-2: With deep flush-mounting box with cover; hot-

and cold-water casings and operating rods to match wall thickness; concealed outlet; wall

clamps; and factory- or field-installed, nonremovable and manual drain-type, hose-connection

vacuum breaker complying with ASSE 1011.

PART 3 - EXECUTION

3.1 INSTALLATION

A. Install all control wiring in electrical metallic tubing (EMT) or conduit.

B. Install backflow preventers in each water supply to mechanical equipment and systems and to other equipment and water systems that may be sources of contamination. Comply with authorities having jurisdiction.

1. Locate backflow preventers in same room as connected equipment or system. 2. Install drain for backflow preventers with atmospheric-vent drain connection with air-gap

fitting, fixed air-gap fitting, or equivalent positive pipe separation of at least two pipe diameters in drain piping and pipe to floor drain. Locate air-gap device attached to or under backflow preventer. Simple air breaks are not acceptable for this application.

3. Do not install bypass piping around backflow preventers.

C. Install strainers on supply side of each control valve, pressure regulator, and solenoid valve.

D. Install cleanouts in aboveground piping and building drain piping according to the following, unless otherwise indicated:

1. Size same as drainage piping up to NPS 4 (DN 100). Use NPS 4 (DN 100) for larger drainage piping unless larger cleanout is indicated.




2. Locate at each change in direction of piping greater than 45 deg rees. 3. Locate at minimum intervals of 50 feet (15 m) for piping NPS 4 (DN 100) and smaller and

75 feet (23 m) for larger piping. 4. Locate at base of each vertical soil and waste stack.

E. Install cleanout deck plates with top flush with finished floor, for floor cleanouts for piping below floors.

F. Install cleanout wall access covers, of types indicated, with frame and cover flush with finished wall, for cleanouts located in concealed piping.

G. Install flashing flange and clamping device with each stack and cleanout passing through floors with waterproof membrane.

H. Install vent flashing sleeves on stacks passing through roof. Secure over stack flashing according to manufacturer's written instructions.

I. Install floor drains at low points of surface areas to be drained. Set grates of drains flush with finished floor, unless otherwise indicated.

1. Position floor drains for easy access and maintenance. 2. Set floor drains below elevation of surrounding finished floor to allow floor drainage. Set

with grates depressed according to the following drainage area radii:

a. Radius, 30 Inches (750 mm) or Less: Equivalent to 1 percent slope, but not less than 1/4-inch (6.35-mm) total depression.

b. Radius, 30 to 60 Inches (750 to 1500 mm): Equivalent to 1 percent slope. c. Radius, 60 Inches (1500 mm) or Larger: Equivalent to 1 percent slope, but not

greater than 1-inch (25-mm) total depression.

3. Install floor-drain flashing collar or flange so no leakage occurs between drain and adjoining flooring. Maintain integrity of waterproof membranes where penetrated.

4. Install individual traps for floor drains connected to sanitary building drain, unless otherwise indicated.

J. Fasten wall-hanging plumbing specialties securely to supports attached to building substrate if supports are specified and to building wall construction if no support is indicated.

K. Fasten recessed-type plumbing specialties to reinforcement built into walls.

L. Install wood-blocking reinforcement for wall-mounting and recessed-type plumbing specialties.

M. Install individual shutoff valve in each water supply to plumbing specialties. Install shutoff valves in accessible locations. Refer to Division 22 Section "Plumbing Valves" for general-duty ball, butterfly, check, gate, and globe valves.

N. Install air vents at piping high points. Include ball, gate, or globe valve in inlet.

O. Install traps on plumbing specialty drain outlets. Omit traps on indirect wastes unless trap is indicated.

P. Install escutcheons at wall, floor, and ceiling penetrations in exposed finished locations and within cabinets and millwork. Use deep-pattern escutcheons if required to conceal protruding pipe fittings.




3.2 CONNECTIONS

A. Install piping adjacent to equipment to allow service and maintenance.

B. Connect plumbing specialties and devices that require power according to Division 26 Sections.

C. Interceptor Connections: Connect piping, flow-control fittings, and accessories. 1. Solids Interceptors: Connect inlet and outlet.

3.3 LABELING AND IDENTIFYING

A. Equipment Nameplates and Signs: Install engraved plastic-laminate equipment nameplate or sign on or near each tank, pump, backflow preventer, thermostatic water mixing valve, and trap seal primer system.

1. Text: Distinguish among multiple units, inform operator of operational requirements, indicate safety and emergency precautions, and warn of hazards and improper operations, in addition to identifying unit.

3.4 PROTECTION

A. Protect drains during remainder of construction period to avoid clogging with dirt and debris and to prevent damage from traffic and construction work.

B. Place plugs in ends of uncompleted piping at end of each day or when work stops.


A. Manufacturer’s Field Service: Engage a factory-authorized service representative to inspect field assembly of components and installation of disinfection feed equipment, including piping and electrical connections. Report results in writing.




WATER DISTRIBUTION PUMPS 221123 - 1

SECTION 221123 - WATER DISTRIBUTION PUMPS

PART 1 - GENERAL

1.1 SUMMARY

A. This Section includes pumps for the building potable-water systems.

1.2 SUBMITTALS

A. Product Data: For each pump indicated, show certified performance curves and rated capacities of selected models; furnished specialties; and accessories. Indicate pumps' operating point on curves.

B. Shop Drawings: Diagram power, signal, and control wiring.


1.3 WARRANTY

A. General Warranty: Manufacturer's standard form in which manufacturer agrees to repair or replace materials or workmanship that fail within specified warranty period.



A. Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, Article 100, by a testing agency acceptable to authorities having jurisdiction, and marked for intended use.

PART 2 - PRODUCTS

2.1 MANUFACTURERS

A. Manufacturers: Subject to compliance with requirements, provide products by the manufacturers specified.

1. ITT, Bell & Gossett, Inc. 2. Armstrong Pumps, Inc. 3. ITT Fluid Technology Corp.; ITT Bell & Gossett Div. 4. Taco, Inc. 5. Amtrol, Inc.

2.2 PUMPS, GENERAL




A. Description: Factory-assembled and -tested, single-stage, centrifugal pump units; complying with UL 778; suitable for potable-water service; with all-bronze or stainless-steel construction and components in contact with water made of corrosion-resistant materials.

B. Motors: Comply with requirements in Division 23 Section "Motors" with built-in thermal-overload protection appropriate for motor size and duty.

C. End Connections for NPS 2 (DN 50) and Smaller: Threaded. Pumps available only with flanged ends may be furnished with threaded companion flanges.

D. End Connections for NPS 2-1/2 (DN 65) and Larger: Flanged.

E. Finish: Manufacturer's standard paint applied to factory-assembled and -tested units before shipping.

F. Manufacturer's Preparation for Shipping: Clean flanges and exposed machined metal surfaces and treat with anticorrosion compound after assembly and testing. Protect flanges, pipe openings, and nozzles.

2.3 IN-LINE CIRCULATORS

A. Description: Horizontal in-line circulator, rated for 125-psig minimum working pressure and minimum continuous water temperature of 225 deg F.

1. Construction: Radially split, all-bronze casing. 2. Impeller: ASTM B 36/B 36M, rolled brass; or ASTM B 584, cast bronze; overhung, single

suction, and keyed to shaft. 3. Seal: Mechanical. 4. Shaft and Sleeve: Steel shaft, with oil-lubricated copper sleeve. 5. Pump Bearings: Oil-lubricated, bronze-journal or thrust type. 6. Shaft Coupling: Flexible, capable of absorbing torsional vibration and shaft

misalignment. 7. Motor: Single speed, with oil-lubricated bearings, unless otherwise indicated; and

resiliently mounted to pump casing. For motors larger than 1/2 hp, select motor size that will not overload through full range of pump performance curve.

PART 3 - EXECUTION

3.1 INSTALLATION

A. Install pumps with access for periodic maintenance, including removing motors, impellers, couplings, and accessories.

B. Support pumps and piping so weight of piping is not supported by pumps.

C. Suspend in-line pumps independent of piping. Use continuous-thread hanger rods and vibration isolation hangers of sufficient size to support pump weight. Fabricate brackets or supports as required. Refer to Division 22 Section "Hangers and Supports" for materials.

3.2 CONNECTIONS




A. Connect water distribution piping to pumps. Install suction and discharge pipe equal to or greater than size of pump nozzles.

B. Install shutoff valve and strainer on suction side of pumps, and check valve and throttling valve on discharge side of pumps. Install valves same size as connected piping.

C. Install pressure gages at suction and discharge of pumps. Install at integral pressure-gage tappings where provided or install pressure-gage connectors in suction and discharge piping around pumps.

D. Electrical wiring and connections are specified in Division 26 Sections.

E. Ground equipment.


A. Coordinate all testing and inspections so that they are witnessed by a Midd-West School District representative.




SANITARY WASTE AND VENT PIPING 221316 - 1

SECTION 221316 - SANITARY WASTE AND VENT PIPING

PART 1 - GENERAL

1.1 SUMMARY

A. This Section includes soil and waste, sanitary drainage and vent piping inside the building.

1.2 SUBMITTALS

A. Field quality-control test reports.



PART 2 - PRODUCTS


A. Hub-and-Spigot Cast-Iron Pipe and Fittings: ASTM A 74, Service class.

1. Gaskets: ASTM C 564, rubber.

B. Hubless Cast-Iron Pipe and Fittings: ASTM A 888 or CISPI 301.

1. Couplings: ASTM C 1277 assembly of metal housing, corrosion-resistant fasteners, and ASTM C 564 rubber sleeve with integral, center pipe stop.

a. Heavy-Duty, Cast-Iron Couplings: ASTM A 48, 2-piece, cast-iron housing; stainless-steel bolts and nuts; and sleeve.

b. Standard, Stainless-Steel Couplings: CISPI 310 with ASTM A 167, Type 301, or ASTM A 666, Type 301, stainless-steel corrugated shield; stainless-steel bands; and sleeve.

1) NPS 1-1/2 to NPS 4: 2-1/8-inch- wide shield with 2 bands. 2) NPS 5 and NPS 6: 3-inch- wide shield with 4 bands.

c. Heavy-Duty, Type 304, Stainless-Steel Couplings: ASTM A 666, Type 304, stainless-steel shield; stainless-steel bands; and sleeve.

1) NPS 1-1/2 to NPS 4: 3-inch- wide shield with 4 bands.

2) NPS 5 to NPS 10: 4-inch- wide shield with 6 bands.

C. Cast-Iron Pressure Pipe and Fittings: ANSI/AWWA-C105/A21.5, lined and coated.




a. Thickness class: 22.

b. Joints: Use mechanical or push-on joints below grade.

c. Gaskets: Suitably formed of high quality vulcanized rubber, made to exact dimensions, and in form of a solid ring, with durometer hardness of approximately 85; for joint rating of 350 PSI internal liquid pressure, minimum.

d. Pipe Fittings: mechanical joint type: ANSI/AWWA-C110/A21.10., suitable for minimum working pressure of 150 PS1 plus, 100 PSI surge pressures.

D. Solid-Wall, Schedule 40, PVC Pipe: ASTM D 1784, 1785, Schedule 40. (For Underground installation).

1. PVC Socket Fittings: ASTM D 2665, made to ASTM D 3311, drain, waste, and vent patterns and to fit Schedule 40 pipe.

PART 3 - EXECUTION


A. Transition and special fittings with pressure ratings at least equal to piping pressure ratings may be used in applications below, unless otherwise indicated.

B. Flanges may be used on aboveground pressure piping, unless otherwise indicated.

C. Aboveground, Soil, Waste, and Vent Piping: Use the following piping materials for each size range:

1. NPS 1-1/4 and NPS 1-1/2: Use NPS 1-1/2 hubless, cast-iron soil piping and one of the following:

a. Couplings: Heavy-duty, Type 304, stainless steel. b. Couplings: Heavy-duty, cast iron. c. Couplings: Standard, stainless steel.

2. NPS 1-1/4 and NPS 1-1/2: Steel pipe; cast-iron, threaded drainage fittings; and threaded joints.

3. NPS 2 to NPS 4: Service class, cast-iron soil piping; gaskets; and gasketed joints. 4. NPS 2 to NPS 4: Hubless, cast-iron soil piping and one of the following:


5. NPS 2 to NPS 4: Steel pipe; cast-iron, threaded drainage fittings; and threaded joints. 6. NPS 2 to NPS 4: Stainless-steel piping, gaskets, and gasketed joints.





D. Underground, Soil, Waste, and Vent Piping: Use any of the following piping materials for each size range:

1. NPS 1-1/2: PVC pipe, PVC socket fittings, and solvent-cemented joints. 2. NPS 2 to NPS 4: PVC pipe, PVC socket fittings, and solvent-cemented joints.


A. All excavating, trenching, backfilling, and sanitary piping construction shall be performed in accordance with the Rules and Regulations set by the Authority Having Jurisdiction.

B. A straight alignment shall be maintained where possible. A minimum cover of three feet shall be maintained where possible to prevent crushing and freezing, unless the Authority approves a lesser cover. Pipe shall be laid on a six inch bedding of AASHTO No.8 crushed stone. Pipe shall be backfilled from the bedding to a depth of twelve inches above the pipe with AASHTO No. 8 stone. Ground and surface water in trenches for Service Lines shall not be permitted to enter sewerage system. Care shall be taken to prevent broken lateral caps and other debris from entering the Sewer System.

C. A main or intercepting trap shall be placed on each Service Line and vented with a cowl type vent. The trap shall consist of a double plug trap or single trap with a wye service tee with a double riser. The vent pipe shall be located on the house side of the trap and extend a minimum of six inches above the ground so as to prevent surface water from entering the sewer.

D. Install cleanouts at grade and extend to where building sanitary drains connect to building sanitary sewers. Cleanouts shall be constructed using a wye fitting in the run of the slope with a 45 degree bend and riser to grade. The riser pipe shall be provided with a standard 4 inch screw type ferrule.

E. All horizontal drains 4 inches in diameter or less shall be provided with cleanouts located no more than 50 feet apart. All horizontal drains larger than 4 inches in diameter shall be provided with cleanouts located not more than 75 feet apart.

F. Cleanouts shall be installed at each change of direction which is greater than 45 degrees. Where more than one change in direction occurs in a run of piping, only one cleanout shall be required for each 40 feet of developed length of piping.

G. Access shall be provided to all cleanouts.

H. Install cast-iron sleeve with water stop and mechanical sleeve seal at each service pipe penetration through foundation wall. Select number of interlocking rubber links required to make installation watertight. Refer to Division 23 Section "Basic Mechanical Materials and Methods" for sleeves and mechanical sleeve seals.

I. Install cast-iron soil piping according to CISPI's "Cast Iron Soil Pipe and Fittings Handbook," Chapter IV, "Installation of Cast Iron Soil Pipe and Fittings."

J. Make changes in direction for soil and waste drainage and vent piping using appropriate branches, bends, and long-sweep bends. Sanitary tees and short-sweep 1/4 bends may be used on vertical stacks if change in direction of flow is from horizontal to vertical. Use long-turn, double Y-branch and 1/8-bend fittings if 2 fixtures are installed back to back or side by side with common drain pipe. Straight tees, elbows, and crosses may be used on vent lines. Do not change direction of flow more than 90 degrees. Use proper size of standard increasers and




reducers if pipes of different sizes are connected. Reducing size of drainage piping in direction of flow is prohibited.

K. Lay buried building drainage piping beginning at low point of each system. Install true to grades and alignment indicated, with unbroken continuity of invert. Place hub ends of piping upstream. Install required gaskets according to manufacturer's written instructions for use of lubricants, cements, and other installation requirements. Maintain swab in piping and pull past each joint as completed.

L. Install soil and waste drainage and vent piping at the following minimum slopes, unless otherwise indicated:

1. Building Sanitary Drain: 2 percent downward in direction of flow for piping NPS 3 and smaller; 1 percent downward in direction of flow for piping NPS 4 and larger.

2. Horizontal Sanitary Drainage Piping: 2 percent downward in direction of flow. 3. Vent Piping: 1 percent down toward vertical fixture vent or toward vent stack.

M. Comply with AWWA-C600 for installation of cast iron pressure piping.

N. Sleeves are not required for cast-iron soil piping passing through concrete slabs-on-grade if slab is without membrane waterproofing.

O. Do not enclose, cover, or put piping into operation until it is inspected and approved by authorities having jurisdiction.


A. Refer to Division 23 Section "Basic Mechanical Materials and Methods" for basic piping joint construction.

B. Cast-Iron, Soil-Piping Joints: Make joints according to CISPI's "Cast Iron Soil Pipe and Fittings Handbook," Chapter IV, "Installation of Cast Iron Soil Pipe and Fittings."

1. Gasketed Joints: Make with rubber gasket matching class of pipe and fittings. 2. Hubless Joints: Make with rubber gasket and sleeve or clamp.

C. Soldered Joints: Use ASTM B 813, water-flushable, lead-free flux; ASTM B 32, lead-free-alloy solder; and ASTM B 828 procedure, unless otherwise indicated.












D. Rod diameter may be reduced 1 size for double-rod hangers, with 3/8-inch minimum rods.

E. Install hangers for cast-iron soil piping with the following maximum horizontal spacing and minimum rod diameters:

1. NPS 1-1/2 and NPS 2: 60 inches with 3/8-inch rod. 2. NPS 3: 60 inches with 1/2-inch rod. 3. NPS 4 and NPS 5: 60 inches with 5/8-inch rod. 4. NPS 6: 60 inches with 3/4-inch rod. 5. Spacing for 10-foot lengths may be increased to 10 feet. Spacing for fittings is limited to

60 inches.

F. Install supports for vertical cast-iron soil piping every 15 feet.

G. Install hangers for copper tubing with the following maximum horizontal spacing and minimum rod diameters:

1. NPS 1-1/4: 72 inches with 3/8-inch rod. 2. NPS 1-1/2 and NPS 2: 96 inches with 3/8-inch rod. 3. NPS 2-1/2: 108 inches with 1/2-inch rod. 4. NPS 3 to NPS 5: 10 feet with 1/2-inch rod. 5. NPS 6: 10 feet with 5/8-inch rod.

H. Install supports for vertical copper tubing every 10 feet.

I. Support piping and tubing not listed above according to MSS SP-69 and manufacturer's written instructions.

3.5 CONNECTIONS

A. Connect soil and waste piping to exterior sanitary sewerage piping. Use transition fitting to join dissimilar piping materials.

B. Connect drainage and vent piping to the following:

1. Plumbing Fixtures: Connect drainage piping in sizes indicated, but not smaller than required by plumbing code. Refer to Division 23 Section "Plumbing Fixtures."

2. Plumbing Fixtures and Equipment: Connect atmospheric vent piping in sizes indicated, but not smaller than required by authorities having jurisdiction.

3. Plumbing Specialties: Connect drainage and vent piping in sizes indicated, but not smaller than required by plumbing code. Refer to Division 22 Section "Plumbing Specialties."

4. Equipment: Connect drainage piping as indicated. Provide shutoff valve, if indicated, and union for each connection. Use flanges instead of unions for connections NPS 2-1/2 and larger.





A. During installation, notify authorities having jurisdiction at least 72 hours before inspection must be made. Perform tests specified below in presence of authorities having jurisdiction. Coordinate all testing and inspections so that they are witnessed by an OJRSD Representative.

1. Roughing-in Inspection: Arrange for inspection of piping before concealing or closing-in after roughing-in and before setting fixtures.

2. Final Inspection: Arrange for final inspection by authorities having jurisdiction to observe tests specified below and to ensure compliance with requirements.

B. Reinspection: If authorities having jurisdiction find that piping will not pass test or inspection, make required corrections and arrange for reinspection.

C. Reports: Prepare inspection reports and have them signed by authorities having jurisdiction.

D. Test sanitary drainage and vent piping according to procedures of authorities having jurisdiction.

1. The test shall be made by air. All risers, vents, plugs and cleanouts shall be adequately blocked, plugged or supported to withstand the pressure associated with the test.

2. The air test shall be made by attaching an air compressor testing apparatus to any suitable opening and after closing and supporting all other inlets and outlets to the Service Line, forcing air into the Service Line until there is a uniform gauge pressure of 6.0 psi. A minimum of two minutes shall expire to allow equilibrium of the air temperature with the pipe wall before test reading shall commence. The Service Line shall be deemed acceptable if this pressure is maintained for six minutes without a drop in pressure of more than 0.5 psi.

3. Repair leaks and defects with new materials and retest piping, or portion thereof, until satisfactory results are obtained.

4. Prepare reports for tests and required corrective action. 5. No trench shall be backfilled until the Service Line has been inspected and approved by

the Authority Having Jurisdiction.

3.7 CLEANING

A. Clean interior of piping. Remove dirt and debris as work progresses.

B. Protect drains during remainder of construction period to avoid clogging with dirt and debris and to prevent damage from traffic and construction work.

C. Place plugs in ends of uncompleted piping at end of day and when work stops.




FUEL GAS PIPING 221324 - 1

SECTION 221324 - FUEL GAS PIPING

PART 1 - GENERAL

1.1 SUMMARY

A. This Section includes fuel gas piping, specialties, and accessories within the building.

1.2 PROJECT CONDITIONS

A. Gas System: Existing Gas in mechanical room is 2 psi pressure at the meter. 2 psi to be extended to all equipment and regulated.



B. ANSI Standard: Comply with ANSI Z223.1, "National Fuel Gas Code."

C. FMG Standard: Provide components listed in FMG's "Fire Protection Approval Guide" if specified to be FMG approved.

D. IAS Standard: Provide components listed in IAS's "Directory of A. G. A. and C. G. A Certified Appliances and Accessories" if specified to be IAS listed.

E. UL Standard: Provide components listed in UL's "Gas and Oil Equipment Directory" if specified to be UL listed.

F. Coordinate with PECO for the installation of an interruptable alarm for the TCS Rate for the new boilers.

PART 2 - PRODUCTS

2.1 MANUFACTURERS

1. Manufacturers: Subject to compliance with requirements, manufacturers offering products that may be incorporated into the Work include, but are not limited to, the manufacturers specified.


A. Corrugated, Stainless-steel Tubing Systems: Comply with AGA LC 1 and include the following:

1. Tubing: Corrugated stainless steel with plastic jacket or coating.




2. Fittings: Copper alloy with ends made to fit corrugated tubing. Include ends with threads according to ASME B1.20.1 if connection to threaded pipe or fittings is required.

3. Striker Plates: Steel, designed to protect tubing from penetrations.

B. Steel Pipe: ASTM A 53; Type E or S; Grade B; Schedule 40; black.

1. Malleable-Iron Threaded Fittings: ASME B16.3, Class 150, standard pattern, with threaded ends according to ASME B1.20.1.

2. Unions: ASME B16.39, Class 150, malleable iron with brass-to-iron seat, ground joint, and threaded ends according to ASME B1.20.1.

3. Cast-Iron Flanges and Flanged Fittings: ASME B16.1, Class 125. 4. Steel Welding Fittings: ASME B16.9, wrought steel or ASME B16.11, forged steel. 5. Steel Threaded Fittings: ASME B16.11, forged steel with threaded ends according to

ASME B1.20.1. 6. Joint Compound and Tape: Suitable for natural gas. 7. Steel Flanges and Flanged Fittings: ASME B16.5. 8. Gasket Material: Thickness, material, and type suitable for natural gas.

C. Soft Copper Tube: ASTM B 88, Type L, water tube, annealed temper.

1. Copper Fittings: ASME B16.22, wrought copper, streamlined pattern. 2. Brazing Filler Metals: AWS A5.8, Silver Classification BAg-1. Filler metal containing

phosphorus is prohibited.

D. Transition Fittings: Type, material, and end connections to match piping being joined.

E. Exterior underground gas piping:

1. High Density Polyethylene, 4810 PE3408 Gas pipe, Tubing and Fittings, Extra High Molecular Weight Poly Pipe, manufactured in accordance with ASTM D2513-D3035. Pressure rating to (100 psig).

2. Pressure Fittings: a. Socket-Type Polyethylene for Outside Diameter-Controlled Polyethylene Pipe and Tubing. ASTM D2683.

3. Standard pressure-type fittings for Polyethylene Plastics Pipe. ASTM D3350. 4. Manufacturers: CSR Poly Pipe

F. Common Joining Materials: Refer to Division 23 Section "Basic Mechanical Materials and Methods" for joining materials not in this Section.

2.3 PROTECTIVE COATING

A. Furnish pipe and fittings with factory-applied, corrosion-resistant polyethylene coating for underground applications. All underground piping must be cathodically protected.

2.4 SPECIALTIES

A. Flexible Connectors: ANSI Z21.24, copper alloy.

B. Quick-Disconnect Devices: ANSI Z21.41, convenience outlets and matching plug connector.




2.5 VALVES

A. Valves, NPS 2 and Smaller: Threaded ends according to ASME B1.20.1 for pipe threads.

B. Appliance Connector Valves: ANSI Z21.15 and IAS listed.

C. Gas Stops: Bronze body with AGA stamp, plug type with bronze plug and flat or square head, ball type with chrome-plated brass ball and lever handle, or butterfly valve with stainless-steel disc and fluorocarbon elastomer seal and lever handle; 2-psig minimum pressure rating.

D. Gas Valves, NPS 2 and Smaller: ASME B16.33 and IAS-listed bronze body and 125-psig pressure rating.

E. Pressure Regulators: Single stage and suitable for fuel gas service. Include steel jacket and corrosion-resistant components, elevation compensator, and atmospheric vent.

1. Manufacturers:

a. Service Pressure Regulators:

1) American Meter Co. 2) Fisher Controls International, Inc. 3) National Meter. 4) Schlumberger Industries; Gas Div.

b. Line Pressure Regulators:

1) American Meter Co. 2) Fisher Controls International, Inc. 3) Maxitrol Co. 4) National Meter. 5) Schlumberger Industries; Gas Div.

2. NPS 2 and Smaller: Threaded ends according to ASME B1.20.1 for pipe threads. 3. Service Pressure Regulators: ANSI Z21.80. Include 100-psig- minimum inlet pressure

rating. 4. Line Pressure Regulators: ANSI Z21.80 with 2-psig- minimum inlet pressure rating. 5. Appliance Pressure Regulators: ANSI Z21.18. Regulator may include vent limiting

device, instead of vent connection, if approved by authorities having jurisdiction.

F. Electrically Operated Gas Valves: UL 429, bronze, aluminum, or cast-iron body solenoid valve; 120-V ac, 60 Hz, Class B, continuous-duty molded coil. Include NEMA ISC 6, Type 4, coil enclosure and electrically opened and closed dual coils. Valve position shall normally be closed.

1. Manufacturers:

a. ASCO General Controls. b. Atkomatic Valve Co., Inc. c. Automatic Switch Co. d. J.D. Gould, Inc. e. Eclipse Combustion Inc. f. Goyen Valve Corp. g. Magnatrol Valve Corp. h. Parker Hannifin Corp.; Climate & Industrial Controls Group; Skinner Valve Div.




PART 3 - EXECUTION


A. Fuel Gas Piping, 2 psig or Less:

B. Use flanges, unions, transition, and special fittings in applications below, unless otherwise indicated.

1. NPS 3/4 and NPS 1: Steel pipe, malleable-iron threaded fittings, and threaded joints. 2. NPS 3/4 and NPS 1: Soft copper tube, copper fittings, and brazed joints. 3. NPS 1-1/4 to NPS 2: Steel pipe, malleable-iron threaded fittings, and threaded joints. 4. NPS 1-1/4 to NPS 2: Steel pipe, steel welding fittings, and welded joints.

3.2 VALVE APPLICATIONS

A. Gas Valves, NPS 2 and Smaller: ASME B16.33 and IAS-listed bronze body and 125-psig pressure rating.

B. Appliance Shutoff Valves for Pressure 0.5 to 2 psig: Gas stop or gas valve.

C. Piping Line Valves, NPS 2 and Smaller: Gas valve.

3.3 INSTALLATION

A. Refer to Division 23 Section "Basic Mechanical Materials and Methods" for basic piping installation requirements and piping joint construction.

B. Install service assemblies aboveground with wall mounted supports. Include gas valve or plug valve, strainer, and service pressure regulator.

1. Install gas valve or plug valve and strainer upstream from each service pressure regulator.

2. Install service pressure regulators with vent outlet turned down and with corrosion-resistant-metal insect screen.

3. Install pressure gage upstream and downstream from each service pressure regulator.

C. Service Entrance Piping: Extend fuel gas piping and connect to underground tanks with manifold assembly.

D. Install all aboveground gas piping in exposed locations.

E. Drips and Sediment Traps: Install drips at points where condensate may collect. Include outlets of service meters. Locate where readily accessible for cleaning and emptying. Do not install where condensate would be subject to freezing.

1. Construct drips and sediment traps using tee fitting with bottom outlet plugged or capped. Use minimum-length nipple of 3 pipe diameters, but not less than 3 inches long, and same size as connected pipe. Install with space between bottom of drip and floor for removal of plug or cap.

F. Install fuel gas piping at uniform grade of 0.1 percent slope upward toward risers.




G. Use eccentric reducer fittings to make reductions in pipe sizes. Install fittings with level side down.

H. Connect branch piping from top or side of horizontal piping.

I. Install unions in pipes NPS 2 and smaller, adjacent to each valve, at final connection to each piece of equipment, and elsewhere as indicated. Unions are not required on flanged devices.

J. Install strainer on inlet of each line pressure regulator and automatic and electrically operated valve.

K. Install pressure gage upstream and downstream from each line pressure regulator.

L. Install flanges on valves, specialties, and equipment having NPS 2-1/2 and larger connections.

M. Install vent piping for gas pressure regulators and gas trains, extend outside building, and vent to atmosphere. Terminate vents with turned-down, reducing-elbow fittings with corrosion-resistant insect screens in large end.

3.4 HANGERS AND SUPPORTS

A. Refer to Division 23 Section "Hangers and Supports" for pipe hanger and support devices.

B. Install hangers for horizontal steel piping with the following maximum spacing and minimum rod sizes:

1. NPS 1 and Smaller: Maximum span, 96 inches; minimum rod size, 3/8 inch. 2. NPS 1-1/4: Maximum span, 108 inches; minimum rod size, 3/8 inch. 3. NPS 1-1/2 and NPS 2: Maximum span, 108 inches; minimum rod size, 3/8 inch.

3.5 CONNECTIONS

A. Install piping adjacent to appliances to allow service and maintenance. Connect piping to appliances using gas with shutoff valves and unions. Install valve upstream from and within 72 inches of each appliance. Install union downstream from valve.

3.6 IDENTIFICATION PAINTING

A. General: Provide two (2) coats of enamel on all aboveground piping and fittings, and all exterior piping supports. Prime painting surfaces with a compatible primer prior to installation of paint. Provide piping identification stencils in accordance with ANSI Standards.


A. Inspect, test, and purge piping according to ANSI Z223.1, Part 4 "Inspection, Testing, and Purging," and requirements of authorities having jurisdiction. Repair leaks and defects with new materials and retest system until satisfactory results are obtained. All testing and inspections shall be coordinated so that they are witnessed by an SASD Representative. If the test is not coordinated with an SASD Representative, then the test must be performed again at the contractor’s expense.



STORM DRAINAGE PIPING 221423 - 1

SECTION 221423 - STORM DRAINAGE PIPING

PART 1 - GENERAL

1.1 SUMMARY

A. This Section includes storm drainage piping inside the building.

1.2 SUBMITTALS

A. Field quality-control test reports.



PART 2 - PRODUCTS


A. Hub-and-Spigot Cast-Iron Pipe and Fittings: ASTM A 74, Service class.

1. Gaskets: ASTM C 564, rubber.

B. Hubless Cast-Iron Pipe and Fittings: ASTM A 888 or CISPI 301.

1. Couplings: ASTM C 1277 assembly of metal housing, corrosion-resistant fasteners, and ASTM C 564 rubber sleeve with integral, center pipe stop.

a. Heavy-Duty, Cast-Iron Couplings: ASTM A 48, 2-piece, cast-iron housing; stainless-steel bolts and nuts; and sleeve.

b. Standard, Stainless-Steel Couplings: CISPI 310 with ASTM A 167, Type 301, or ASTM A 666, Type 301, stainless-steel corrugated shield; stainless-steel bands; and sleeve.

1) NPS 1-1/2 to NPS 4: 2-1/8-inch- wide shield with 2 bands. 2) NPS 5 and NPS 6: 3-inch- wide shield with 4 bands.

c. Heavy-Duty, Type 304, Stainless-Steel Couplings: ASTM A 666, Type 304, stainless-steel shield; stainless-steel bands; and sleeve.

1) NPS 1-1/2 to NPS 4: 3-inch- wide shield with 4 bands.

2) NPS 5 to NPS 10: 4-inch- wide shield with 6 bands.

C. Solid-Wall, Schedule 40, PVC Pipe: ASTM D 1784, 1785, Schedule 40. For Underground installation.




1. PVC Socket Fittings: ASTM D 2665, made to ASTM D 3311, drain, waste, and vent patterns and to fit Schedule 40 pipe.

2. NPS 3 to NPS 6: PVC pipe, PVC socket fittings, and solvent-cemented joints.

PART 3 - EXECUTION


A. Aboveground Storm Drainage Piping: Use any of the following piping materials for each size range:

1. NPS 3 to NPS 6: Service class, cast-iron soil piping; gaskets; and gasketed joints. 2. NPS 3 to NPS 6: Hubless, cast-iron soil piping and heavy-duty, stainless steel couplings.

B. Underground Storm Drainage Piping: Use any of the following piping materials for each size range: 1. NPS 3 to NPS 6: PVC pipe, PVC socket fittings, and solvent-cemented joints.

2. NPS 6 to NPS 8: PVC pipe, PVC socket fittings, and solvent-cemented joints.


A. Refer to Division 23 Section "Basic Mechanical Materials and Methods" for basic piping installation.

B. Refer to Division 31 Section "Earthwork" for excavating, trenching, and backfilling. All work shall be in accordance with the Rules and Regulations set by the Authority Having Jurisdiction.

C. A straight alignment shall be maintained where possible. A minimum cover of three feet shall be maintained where possible to prevent crushing and freezing, unless the Authority approves a lesser cover. Pipe shall be laid on a six-inch bedding of AASHTO No.8 crushed stone. Pipe shall be backfilled from the bedding to a depth of twelve inches above the pipe with AASHTO No. 8 stone.

D. Install cleanouts at grade and extend to where building storm drains connect to building storm sewers. Cleanouts shall be constructed using a wye fitting in the run of the slope with a 45-degree bend and riser to grade. The riser pipe shall be provided with a standard 4-inch screw type ferrule.

E. All horizontal drains 4 inches in diameter or less shall be provided with cleanouts located no more than 50 feet apart. All horizontal drains larger than 4 inches in diameter shall be provided with cleanouts located not more than 75 feet apart.

F. Cleanouts shall be installed at each change of direction which is greater than 45 degrees. Where more than one change in direction occurs in a run of piping, only one cleanout shall be required for each 40 feet of developed length of piping.

G. Access shall be provided to all cleanouts.

H. Install cast-iron sleeve with water stop and mechanical sleeve seal at each service pipe penetration through foundation wall. Select number of interlocking rubber links required to make installation watertight. Refer to Division 23 Section "Basic Mechanical Materials and Methods" for sleeves and mechanical sleeve seals.




I. Install cast-iron soil piping according to CISPI's "Cast Iron Soil Pipe and Fittings Handbook," Chapter IV, "Installation of Cast Iron Soil Pipe and Fittings."

J. Make changes in direction for storm piping using appropriate branches, bends, and long-sweep bends. Do not change direction of flow more than 90 degrees. Use proper size of standard increasers and reducers if pipes of different sizes are connected. Reducing size of drainage piping in direction of flow is prohibited.

K. Lay buried building drain piping beginning at low point of each system. Install true to grades and alignment indicated, with unbroken continuity of invert. Place hub ends of piping upstream. Install required gaskets according to manufacturer's written instructions for use of lubricants, cements, and other installation requirements. Maintain swab in piping and pull past each joint as completed.

L. Install storm drainage piping at the following minimum slopes, unless otherwise indicated:

1. Building Storm Drain: 1 percent downward in direction of flow. 2. Horizontal Storm-Drainage Piping: 2 percent downward in direction of flow.

M. Sleeves are not required for cast-iron soil piping passing through concrete slabs-on-grade if slab is without membrane waterproofing.

N. Do not enclose, cover, or put piping into operation until it is inspected and approved by authorities having jurisdiction.


A. Refer to Division 23 Section "Basic Mechanical Materials and Methods" for basic piping joint construction.

B. Cast-Iron, Soil-Piping Joints: Make joints according to CISPI's "Cast Iron Soil Pipe and Fittings Handbook," Chapter IV, "Installation of Cast Iron Soil Pipe and Fittings."

1. Gasketed Joints: Make with rubber gasket matching class of pipe and fittings. 2. Hubless Joints: Make with rubber gasket and sleeve or clamp.












D. Rod diameter may be reduced 1 size for double-rod hangers, with 3/8-inch minimum rods.

E. Install hangers for cast-iron soil piping with the following maximum horizontal spacing and minimum rod diameters:

1. NPS 1-1/2 and NPS 2: 60 inches with 3/8-inch rod. 2. NPS 3: 60 inches with 1/2-inch rod. 3. NPS 4 and NPS 5: 60 inches with 5/8-inch rod. 4. NPS 6: 60 inches with 3/4-inch rod. 5. Spacing for 10-foot lengths may be increased to 10 feet. Spacing for fittings is limited to

60 inches.

F. Install supports for vertical cast-iron soil piping every 15 feet.

G. Support piping and tubing not listed above according to MSS SP-69 and manufacturer's written instructions.

3.5 CONNECTIONS

A. Connect interior storm drainage piping to exterior storm drainage piping. Use transition fitting to join dissimilar piping materials.

B. Connect storm drainage piping to roof drains and storm drainage specialties.


A. During installation, notify authorities having jurisdiction at least 24 hours before inspection must be made. Perform tests specified below in presence of authorities having jurisdiction. Coordinate all testing and inspections so that they are witnessed by a Midd-West School District Representative.

1. Roughing-in Inspection: Arrange for inspection of piping before concealing or closing-in after roughing-in.

2. Final Inspection: Arrange for final inspection by authorities having jurisdiction to observe tests specified below and to ensure compliance with requirements.

B. Reinspection: If authorities having jurisdiction find that piping will not pass test or inspection, make required corrections and arrange for reinspection.

C. Reports: Prepare inspection reports and have them signed by authorities having jurisdiction.

D. Test storm drainage piping according to procedures of authorities having jurisdiction.

3.7 CLEANING

A. Clean interior of piping. Remove dirt and debris as work progresses.

B. Protect drains during remainder of construction period to avoid clogging with dirt and debris and to prevent damage from traffic and construction work.




C. Place plugs in ends of uncompleted piping at end of day and when work stops.




FUEL-FIRED, DOMESTIC-WATER HEATERS 223400 - 1

SECTION 223400 - FUEL-FIRED, DOMESTIC-WATER HEATERS

PART 1 - GENERAL

1.1 SUMMARY


1. Commercial, power-burner, direct vent, gas-fired, storage, domestic-water heaters. 2. Domestic-water heater accessories.


A. Product Data: For each type and size of domestic-water heater indicated.

B. Shop Drawings:

1. Wiring Diagrams: For power, signal, and control wiring.


A. Product certificates.

B. Domestic-Water Heater Labeling: Certified and labeled by testing agency acceptable to authorities having jurisdiction.

C. Source quality-control reports.

D. Field quality-control reports.

E. Warranty: Sample of special warranty.

1.4 CLOSEOUT SUBMITTALS

A. Operation and maintenance data.


A. Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, by a qualified testing agency, and marked for intended location and application.

B. ASME Compliance:

1. Where ASME-code construction is indicated, fabricate and label commercial, domestic-water heater storage tanks to comply with ASME Boiler and Pressure Vessel Code: Section VIII, Division 1.




C. NSF Compliance: Fabricate and label equipment components that will be in contact with potable water to comply with NSF 61, "Drinking Water System Components - Health Effects."

1.6 WARRANTY

A. Special Warranty: Manufacturer's standard form in which manufacturer agrees to repair or replace components of fuel-fired, domestic-water heaters that fail in materials or workmanship within specified warranty period.

1. Warranty Periods: From date of Substantial Completion.

a. Commercial, Gas-Fired, Storage, Domestic-Water Heaters:

1) Storage Tank: Five years. 2) Controls and Other Components: Three year(s).

b. Compression Tanks: Five years.

PART 2 - PRODUCTS

2.1 COMMERCIAL, GAS-FIRED, STORAGE, DOMESTIC-WATER HEATERS

A. Commercial, Power-Burner, Direct vent, Gas-Fired, Storage, Domestic-Water Heaters:

1. Manufacturers: Subject to compliance with requirements, provide products by one of the following.

a. Lochinvar Corporation. b. Smith, A. O. Water Products Co.; a division of A. O. Smith Corporation. c. PVI d. Bradford White Corporation.

2. Standard: ANSI Z21.10.3/CSA 4.3. 3. Storage-Tank Construction: ASME-code steel with 160-psig (1035-kPa) working-

pressure rating.

a. Tappings: Factory fabricated of materials compatible with tank. Attach tappings to tank before testing.

1) NPS 2 (DN 50) and Smaller: Threaded ends according to ASME B1.20.1.

b. Interior Finish: Comply with NSF 61 barrier materials for potable-water tank linings, including extending finish into and through tank fittings and outlets.

c. Lining: Glass complying with NSF 61 barrier materials for potable-water tank linings, including extending lining into and through tank fittings and outlets.

4. Factory-Installed Storage-Tank Appurtenances:

a. Anode Rod: Powered. b. Drain Valve: Corrosion-resistant metal complying with ASSE 1005. c. Insulation: Comply with ASHRAE/IESNA 90.1. Surround entire storage tank

except connections and controls.




d. Jacket: Steel with enameled finish. e. Burner: UL 795 for power-burner, gas-fired, domestic-water heaters and natural-

gas fuel. f. Automatic Ignition: ANSI Z21.20/CSA C22.2 No. 199, electric, automatic, gas-

ignition system. g. Temperature Control: Adjustable temperature contol, LCD display, Built-in

diagnostics. h. Safety Controls: Automatic, high-temperature-limit and low-water cutoff devices or

systems. i. Combination Temperature-and-Pressure Relief Valves: ANSI Z21.22/CSA 4.4-M.

Include one or more relief valves with total relieving capacity at least as great as heat input, and include pressure setting less than domestic-water heater working-pressure rating. Select one relief valve with sensing element that extends into storage tank.

5. Special Requirements: NSF 5 construction.

6. Power-Vent System: Direct Vent, Exhaust fan, interlocked with burner.

2.2 DOMESTIC-WATER HEATER ACCESSORIES

A. Domestic-Water Compression Tanks:


a. AMTROL Inc. b. Flexcon Industries. c. Smith, A. O. Water Products Co.; a division of A. O. Smith Corporation. d. State Industries. e. Taco, Inc.

2. Description: Steel, pressure-rated tank constructed with welded joints and factory-installed butyl-rubber diaphragm. Include air precharge to minimum system-operating pressure at tank.

3. Construction:

a. Tappings: Factory-fabricated steel, welded to tank before testing and labeling. Include ASME B1.20.1 pipe thread.

b. Interior Finish: Comply with NSF 61 barrier materials for potable-water tank linings, including extending finish into and through tank fittings and outlets.

c. Air-Charging Valve: Factory installed.

B. Piping-Type Heat Traps: Field-fabricated piping arrangement according to ASHRAE/IESNA 90.1.

C. Gas Shutoff Valves: ANSI Z21.15/CSA 9.1-M, manually operated. Furnish for installation in piping.

D. Combination Temperature-and-Pressure Relief Valves: Include relieving capacity at least as great as heat input, and include pressure setting less than domestic-water heater working-pressure rating. Select relief valves with sensing element that extends into storage tank.




1. Gas-Fired, Domestic-Water Heaters: ANSI Z21.22/CSA 4.4-M.

E. Pressure Relief Valves: Include pressure setting less than domestic-water heater working-pressure rating.

1. Gas-Fired, Domestic-Water Heaters: ANSI Z21.22/CSA 4.4-M.

F. Vacuum Relief Valves: ANSI Z21.22/CSA 4.4-M.

2.3 SOURCE QUALITY CONTROL

A. Hydrostatically test commercial domestic-water heaters and storage tanks to minimum of one and one-half times pressure rating before shipment.

B. Domestic-water heaters will be considered defective if they do not pass tests and inspections. Comply with requirements in Division 01 Section "Quality Requirements" for retesting and reinspecting requirements and Division 01 Section "Execution Requirements" for requirements for correcting the Work.

C. Prepare test and inspection reports.

2.4 VENTING KITS

A. Complete intake and exhaust system, PVC, pipe, vent terminal with screens, inlet air coupling, and sealant.

B. Concentric Vent Kit Option: Contractor to make applicable changes in vent and intake piping as required.

2.5 CONDENSATE NUETRALIZING TUBES

A. Provide one (1) neutralizing tube to neutralize the condensate prior to pouring it into the floor drain.

B. Neutralizing tube shall be designed to raise the PH level of the condensate to a neutral level.

C. Provide PVC piping, to the neutralizing tube and then to the existing floor drain. Provide a minimum slope of 1/8” per foot from the boiler, through the neutralizing tube to the floor drain.

D. As manufactured by JJM Boiler Works or approved equal.

PART 3 - EXECUTION

3.1 DOMESTIC-WATER HEATER INSTALLATION

A. Commercial, Domestic-Water Heater Mounting: Install commercial domestic-water heaters on concrete base.

1. Maintain manufacturer's recommended clearances. 2. Arrange units so controls and devices that require servicing are accessible.




3. Install dowel rods to connect concrete base to concrete floor. Unless otherwise indicated, install dowel rods on 18-inch (450-mm) centers around the full perimeter of concrete base.

4. For supported equipment, install epoxy-coated anchor bolts that extend through concrete base and anchor into structural concrete floor.

5. Place and secure anchorage devices. Use setting drawings, templates, diagrams, instructions, and directions furnished with items to be embedded.

6. Install anchor bolts to elevations required for proper attachment to supported equipment. 7. Anchor domestic-water heaters to substrate.

B. Install domestic-water heaters level and plumb, according to layout drawings, original design, and referenced standards. Maintain manufacturer's recommended clearances. Arrange units so controls and devices needing service are accessible.

1. Install shutoff valves on domestic-water-supply piping to domestic-water heaters and on domestic-hot-water outlet piping. Comply with requirements for shutoff valves specified in Division 23 Section "General-Duty Valves."

C. Install gas-fired, domestic-water heaters according to NFPA 54.

1. Install gas shutoff valves on gas supply piping to gas-fired, domestic-water heaters without shutoff valves.

2. Install gas pressure regulators on gas supplies to gas-fired, domestic-water heaters without gas pressure regulators if gas pressure regulators are required to reduce gas pressure at burner.

3. Install automatic gas valves on gas supplies to gas-fired, domestic-water heaters if required for operation of safety control.

4. Comply with requirements for gas shutoff valves, gas pressure regulators, and automatic gas valves specified in Division 22 Section "Fuel Gas Piping."

D. Install combination temperature-and-pressure relief valves in top portion of storage tanks. Use relief valves with sensing elements that extend into tanks. Extend commercial-water-heater relief-valve outlet, with drain piping same as domestic-water piping in continuous downward pitch, and discharge by positive air gap onto closest floor drain.

E. Install combination temperature-and-pressure relief valves in water piping for domestic-water heaters without storage. Extend commercial-water-heater relief-valve outlet, with drain piping same as domestic-water piping in continuous downward pitch, and discharge by positive air gap onto closest floor drain.

F. Install thermometer on outlet piping of domestic-water heaters. Comply with requirements for thermometers specified in Division 23 Section "Meters and Gages."

G. Install piping-type heat traps on inlet and outlet piping of domestic-water heater storage tanks without integral or fitting-type heat traps.

H. Fill domestic-water heaters with water.

I. Charge domestic-water compression tanks with air.




3.2 CONNECTIONS

A. Comply with requirements for domestic-water piping specified in Division 22 Section "Domestic Water Piping."

B. Comply with requirements for gas piping specified in Division 22 Section "Fuel Gas Piping."

C. Drawings indicate general arrangement of piping, fittings, and specialties.

D. Where installing piping adjacent to fuel-fired, domestic-water heaters, allow space for service and maintenance of water heaters. Arrange piping for easy removal of domestic-water heaters.


A. Perform tests and inspections.

1. Manufacturer's Field Service: Engage a factory-authorized service representative to inspect components, assemblies, and equipment installations, including connections, and to assist in testing.

2. Leak Test: After installation, charge system and test for leaks. Repair leaks and retest until no leaks exist.

3. Operational Test: After electrical circuitry has been energized, start units to confirm proper operation.

4. Test and adjust controls and safeties. Replace damaged and malfunctioning controls and equipment.

B. Domestic-water heaters will be considered defective if they do not pass tests and inspections. Comply with requirements in Division 01 Section "Quality Requirements" for retesting and reinspecting requirements and Division 01 Section "Execution Requirements" for requirements for correcting the Work.

C. Prepare test and inspection reports.

3.4 DEMONSTRATION

A. Engage a factory-authorized service representative to train Owner's maintenance personnel to adjust, operate, and maintain commercial, gas-fired, storage, domestic-water heaters.




PLUMBING FIXTURES 224400 - 1

SECTION 224400 - PLUMBING FIXTURES

PART 1 - GENERAL

1.1 SUMMARY

A. This Section includes plumbing fixtures and related components.

B. See Division 22 Section "Plumbing Specialties" for backflow preventers and specialty fixtures not in this Section.

1.2 DEFINITIONS

A. Accessible Fixture: Plumbing fixture that can be approached, entered, and used by people with disabilities.

1.3 SUBMITTALS

A. Product Data: Include selected fixture and trim, fittings, accessories, appliances, appurtenances, equipment, and supports and indicate materials and finishes, dimensions, construction details, and flow-control rates for each type of fixture indicated.

B. Wiring Diagrams: Power, signal, and control wiring.




B. Regulatory Requirements: Comply with requirements of ANSI A117.1 and The American Disabilities Act.

C. Regulatory Requirements: Comply with requirements in Public Law 102-486, "Energy Policy Act," about water flow and consumption rates for plumbing fixtures.

D. NSF Standard: Comply with NSF 61, "Drinking Water System Components--Health Effects," for fixture materials that will be in contact with potable water.

E. ARI Standard: Comply with ARI 1010, "Self-Contained, Mechanically Refrigerated Drinking-Water Coolers," for water coolers and with ARI's "Directory of Certified Drinking Water Coolers" for type and style classifications.

F. UL Compliance: Sensor activated faucets, sensor activated flushometers and food waste disposers shall be UL listed.




G. Select combinations of fixtures and trim, faucets, fittings, and other components that are compatible.

H. Comply with the following applicable standards and other requirements specified for plumbing fixtures:

1. Hand Sinks: NSF 2 construction. 2. Slip-Resistant Bathing Surfaces: ASTM F 462. 3. Vitreous-China Fixtures: ASME A112.19.2M. 4. Water-Closet, Flush Valve: ASME A112.19.5.

I. Comply with the following applicable standards and other requirements specified for lavatory and mop sink faucets:

1. Backflow Protection Devices for Faucets with Hose-Thread Outlet: ASME A112.18.3M. 2. Faucets: ASME A112.18.1M. 3. Hose-Connection Vacuum Breakers: ASSE 1011. 4. Hose-Coupling Threads: ASME B1.20.7. 5. Integral, Atmospheric Vacuum Breakers: ASSE 1001. 6. NSF Materials: NSF 61. 7. Pipe Threads: ASME B1.20.1. 8. Supply and Drain Fittings: ASME A112.18.1M.

J. Comply with the following applicable standards and other requirements specified for shower faucets:

1. Backflow Protection Devices for Hand-Held Showers: ASME A112.18.3M. 2. Combination, Pressure-Equalizing and Thermostatic-Control Antiscald Faucets:

ASSE 1016. 3. Faucets: ASME A112.18.1M. 4. Hand-Held Showers: ASSE 1014. 5. High-Temperature-Limit Controls for Thermal-Shock-Preventing Devices: ASTM F 445. 6. Hose-Coupling Threads: ASME B1.20.7. 7. Manual-Control Antiscald Faucets: ASTM F 444. 8. Pipe Threads: ASME B1.20.1. 9. Pressure-Equalizing-Control Antiscald Faucets: ASTM F 444 and ASSE 1016. 10. Thermostatic-Control Antiscald Faucets: ASTM F 444 and ASSE 1016.

K. Comply with the following applicable standards and other requirements specified for miscellaneous fittings:

1. Atmospheric Vacuum Breakers: ASSE 1001. 2. Brass and Copper Supplies: ASME A112.18.1M. 3. Manual-Operation Flushometers: ASSE 1037. 4. Tubular Brass Drainage Fittings and Piping: ASME A112.18.2M.

L. Comply with the following applicable standards and other requirements specified for miscellaneous components:

1. Floor Drains: ASME A112.21.1M. 2. Hose-Coupling Threads: ASME B1.20.7. 3. Hot-Water Dispensers: ASSE 1023 and UL 499. 4. Off-Floor Fixture Supports: ASME A112.6.1M. 5. Pipe Threads: ASME B1.20.1. 6. Plastic Toilet Seats: ANSI Z124.5. 7. Supply and Drain Protective Shielding Guards: ICC A117.1.




8. Washing Machine Boxes: ASME A112.18.1M.

1.5 WARRANTY

A. General Warranty: Manufacturer's standard form in which manufacturer agrees to repair or replace materials of fixtures, flushometers, faucets, and associated hardware, or workmanship that fail within specified warranty period.


PART 2 - PRODUCTS

2.1 MANUFACTURERS

A. Manufacturers: Subject to compliance with requirements, provide products by the manufacturers specified.

B. Lavatories, Water Closets, Urinals:

1. Zurn Industries. 2. American Standard; U.S. Plumbing Products. 3. Eljer Plumbingward Div.; Household International Co. 4. Kohler Co.

C. Stainless Steel Sinks:

1. Elkay Manufacturing Co. 2. Just Manufacturing Co. 3. Moen; Div. Of Stanadyne.

D. Faucets:

1. Zurn Industries. 2. Delta Faucet Co.; Div. Of Masco Corp. 3. T & S Brass and Bronze Works, Inc 4. American Standard; U.S. Plumbing Products 5. Symmons Industries, Inc.

E. Water Coolers/Drinking Fountains:

1. Halsey Taylor Div.; Household International Co. 2. Haws Drinking Faucet Co. 3. Oasis Corp. 4. Elkay Manufacturing Co.

F. Flush Valves:

1. Zurn Industries. 2. Sloan Valve Co.




G. Water Closet Seats:

1. Bemis Manufacturing Co. 2. Zurn Industries. 3. Olsonite Corp.; Olsonite Seats 4. Church.

H. Wall Hydrants:

1. Jay R. Smith Manufacturing Co. 2. Watts Industries, Inc.; Water Products Div. 3. Woodford Manufacturing Co. 4. Zurn Industries, Inc.; Jonespec Div.

I. Fixture Supports:

1. Jay R. Smith Manufacturing Co. 2. Josam Manufacturing Co. 3. Zurn Industries, Inc.; Hydromechanics Div.

J. ADA Lavatory Piping Insulators:

1. Bro-Car Products, Inc. 2. McGuire Manufacturing Co., Inc. 3. Truebro Inc.

2.2 FITTINGS

A. Fittings for Fixtures specified in this Section: Fittings include the following:

1. Supply Inlets: Brass pipe or copper tube, size required for final connection. 2. Supply Stops: Chrome-plated brass, angle or straight; compression, loose-key type;

same size as supply inlet and with outlet matching supply riser. 3. Supply risers: 3/8-inch NPS (DN10) rigid brass tube with 1/4-inch NPS (DN8) straight or

offset, knob-end tailpiece. Use chrome-plated for exposed applications. 4. Traps: Tubular brass with 0.045-inch (1.1 mm) wall thickness, slip-joint inlet, cleanout,

wall flange, escutcheons, and size to match equipment. Use chrome-plated for exposed applications.

5. Continuous Waste: Tubular brass with 0.045-inch (1.1 mm) wall thickness, with slip-joint inlet, and size to match equipment. Use chrome-plated for exposed applications.

6. Indirect Waste: Tubular brass with 0.045-inch (1.1 mm) wall thickness, and size to match equipment. Use chrome-plated for exposed applications.

2.3 FIXTURES

A. WC-1 – Water Closet: American Standard “Afwall” model 2257.103; elongated; water saver (1.28 gpf); vitreous china; siphon jet; wall-mounted toilet with 1 ½” top spud and bolt caps. Color to be white. 1. Seat: American Standard; white open front, solid plastic. 2. Flush valve: Sloan Model 111-1.28, exposed manual operated 1.28 gpf; diaphragm type,

chrome plated vacuum breaker with flush connection, vandal resistant stop cap. 3. Hanger: Jay R. Smith 200 Series.




B. WC-2 – Water Closet (ADA): American Standard “Afwall” model 2257.103; elongated; water saver (1.28 gpf); vitreous china; siphon jet; wall-mounted toilet with 1 ½” top spud and bolt caps. Color to be white.

1. Seat: American Standard; white open front, solid plastic. 2. Flush valve: Sloan Model 111-1.28, exposed manual operated 1.28 gpf; diaphragm type,

chrome plated vacuum breaker with flush connection, vandal resistant stop cap. 3. Hanger: Jay R. Smith 200 Series.

C. U-1 – Urinal: American Standard “Washbrook Flowise” Model 656.001; manual operated low flow flush valve, water saver (0.5 gpf); vitreous china; ultra high efficiency, low consumption. Operates in range of .125gpf to 1.0 gpf; wall-mounted urinal with ¾” top stud, vandal resistant, 2” outlet and hangers. Color to be white. 1. Flush valve: Sloan Model 186-0.5, exposed manual operated 0.5 gpf, diaphragm type,

chrome plated, vacuum breaker with flush connection, vandal resistant stop cap. 2. Hanger: Jay R Smith Plate Type System Wall Urinals.

D. U-2 – Urinal (ADA): American Standard “Washbrook Flowise” Model 656.001; manual

operated low flow flush valve, water saver (0.5 gpf); vitreous china; ultra high efficiency, low

consumption. Operates in range of .125gpf to 1.0 gpf; wall-mounted urinal with ¾” top stud,

vandal resistant, 2” outlet and hangers. Color to be white. 1. Flush valve: Sloan Model 186-0.5, exposed manual operated 0.5 gpf, diaphragm type,

chrome plated, vacuum breaker with flush connection, vandal resistant stop cap. 2. Hanger: Jay R Smith Plate Type System Wall Urinals.

E. L-1 – Lavatory: American Standard “Lucerne” Model 0322.012; vitreous china with front overflow; faucet ledge; 20 1/2” x 19 3/4”; 4” center faucet holes. Color to be white. Lavatory P-trap and angle valve assemblies shall be insulated with molded, antimicrobial insulation kit. Insulation shall be secured with snap-fit clips or shall be seamless. 1. Faucet: Chicago manual faucet, Model 802-V317ABCP, 4” center-set, chrome plated

solid brass, manual hand washing faucet, vandal-resistant, pressure compensating softflo vandal resistant aerator, 0.5 gpm, 4” metal wrist blade handles, hot and cold color indicators.

2. Provide ProFlo Protector Kit Combination for lavatory trap and two supplies, PVC resin jacket, ADA compliant.

3. Drain: Grid drain, 1 ¼” tailpiece and “P” trap with cleanout. 4. Supplies: Chrome angle supplies with loose-keyed stops. 5. Carrier: Jay R Smith Concealed Arm System Wall Lavatories.

F. L-2 – Lavatory (ADA): American Standard “Lucerne” Model 0322.012; vitreous china with

front overflow; faucet ledge; 20 1/2” x 19 3/4”; 4” center faucet holes. Color to be white.

Lavatory P-trap and angle valve assemblies shall be insulated with molded, antimicrobial

insulation kit. Insulation shall be secured with snap-fit clips or shall be seamless.

1. Faucet: Chicago manual faucet, Model 802-V317ABCP, 4” center-set, chrome plated

solid brass, manual hand washing faucet, vandal-resistant, pressure compensating softflo vandal resistant aerator, 0.5 gpm, 4” metal wristblade handles, hot and cold color indicators.


3. Drain: Grid drain, 1 ¼” tailpiece and “P” trap with cleanout. 4. Supplies: Chrome angle supplies with loose-keyed stops. 5. Carrier: Jay R Smith Concealed Arm System Wall Lavatories.




G. S-1 – Stainless Steel Counter Top Sink (ADA): Elkay model LRAD-221965; 19 1/2” x 22” x 6 1/2” depth (ADA compliant); 18-gauge; 304 stainless steel with three faucet holes. Sink P-trap and angle valve assemblies shall be insulated with molded, antimicrobial insulation kit. Insulation shall be secured with snap-fit clips or shall be seamless.

1. Faucet: Chicago; 8” centers, with brass rigid/swing gooseneck spout; 4” wrist blade handles, 1.5 gpm aerator; polished chrome finish.

2. Drain: Model LK-335.


H. S-2 – Double Bowl Stainless Steel Counter Top Sink (ADA): Elkay model LRAD-331965; 19 1/2” x 33” x 6 1/2” depth (ADA compliant); 18-gauge; 304 stainless steel with three faucet holes. Sink P-trap and angle valve assemblies shall be insulated with molded, antimicrobial insulation kit. Insulation shall be secured with snap-fit clips or shall be seamless.

1. Faucet: Chicago; 8” centers, with brass rigid/swing gooseneck spout; 4” wrist blade handles, 1.5 gpm aerator; polished chrome finish.

2. Drain: Model LK-335. 3. Provide ProFlo Protector Kit Combination for lavatory trap and two supplies, PVC resin

jacket, ADA compliant.

I. WH-1 – Wall Hydrant: Woodford; encased, non-freeze, anti-siphon, automatic drain, encased wall hydrant with bronze casing in polished bronze box and face plate; all bronze interior parts; non-turning operating rod with free floating compression closure valve; replaceable bronze seat and seat washer; hose connection; stainless steel face with operating key. Coordinate wall thickness with drawings.

J. WH-2 – Dual Temp Wall Hydrant: Woodford; exposed hot and cold, non-freeze, anti-siphon, automatic drain, exposed wall hydrant with bronze casing in polished bronze box and face plate; all bronze interior parts; non-turning operating rod with free floating compression closure valve; replaceable bronze seat and seat washer; hose connection; stainless steel face with operating key. Coordinate wall thickness with drawings.

K. RH-1 – Roof Hydrant: Woodford; non-freeze roof hydrant. ¾” brass hose nozzle, working pressure 100 psi, one-piece variable flow plunger with large cushion type seal, boot, hydrant support, under deck flange and mounting bolts. Coordinate roof thickness with drawings.

L. DF-1 – Water Cooler – (Recessed): Elkay Model EDFB12C (Recessed); 18 gauge, type 304 nickel bearing stainless steel wall drinking fountain. Embossed bubbler pad and built in stream splitter, hand blended satin finish, flexi-guard safety bubbler, front push bar flow regulator and domed strainer.

M. EWC-1 – Water Cooler – Split Level (Handicapped): Oasis Model PGVF8ACSL (ADA compliant); complies with ANSI / NSF 61; Wall mounted split level unit with single waste and water supply connections; filtered, rated for 8.0 gph of 50 deg-F water (at 80 deg-F inlet temperature, 90 deg-F ambient); bubbler valve shall have built-in pressure regulator for supply pressures from 20 to 120 psig, and shall be activated by three push pads; built-in 100 micron strainer; lead-free waterways; stainless steel top; stainless steel bubbler; heavy duty galvanized steel frame with greystone power coated finish; In wall carrier; high efficiency cooling tank and coil with Refrigerant R-134a. Five-year warranty on the sealed refrigeration system.

N. MR-1 –Mop Receptor: Fiat model MSB 2424; 24” x 24”, floor-mounted; mop basin with 6” drop front, stainless steel front shoulder cap, and 3” drain 1. Faucet: Model 830-AA; 3/4” hose outlet; bucket hood; wall brace; vacuum breaker; screw

driver stops and chrome finish.




2. Drain: Model 1453-BB.

PART 3 - EXECUTION

3.1 FIXTURE INSTALLATION

A. Assemble fixtures, trim, fittings, and other components according to manufacturers' written instructions.

B. For wall-hanging fixtures, install off-floor supports affixed to building substrate.

1. Use carrier supports with waste fitting and seal for back-outlet fixtures. 2. Use carrier supports without waste fitting for fixtures with tubular waste piping. 3. Use chair-type carrier supports with rectangular steel uprights for accessible fixtures.

C. Install back-outlet, wall-hanging fixtures onto waste fitting seals and attach to supports.

D. Install floor-mounting fixtures on closet flanges or other attachments to piping or building substrate.

E. Install wall-hanging fixtures with tubular waste piping attached to supports.

F. Install floor-mounting, back-outlet water closets attached to building floor substrate and wall bracket and onto waste fitting seals.

G. Install counter-mounting fixtures in and attached to casework.

H. Install fixtures level and plumb according to manufacturers' written instructions and roughing-in drawings.

I. Install water-supply piping with stop on each supply to each fixture to be connected to water distribution piping. Attach supplies to supports or substrate within pipe spaces behind fixtures. Install stops in locations where they can be easily reached for operation.

1. Exception: Use ball, gate, or globe valve if stops are not specified with fixture. Refer to Division 22 Section "Plumbing Valves" for general-duty valves.

J. Install trap and tubular waste piping on drain outlet of each fixture to be directly connected to sanitary drainage system.

K. Install tubular waste piping on drain outlet of each fixture to be indirectly connected to drainage system.

L. Install flushometer valves for accessible water closets and urinals with handle mounted on wide side of compartment. Install other actuators in locations that are easy for people with disabilities to reach.

M. Install tanks for accessible, tank-type water closets with lever handle mounted on wide side of compartment.

N. Install toilet seats on water closets.




O. Install faucet-spout fittings with specified flow rates and patterns in faucet spouts if faucets are not available with required rates and patterns. Include adapters if required.

P. Install water-supply, flow-control fittings with specified flow rates in fixture supplies at stop valves.

Q. Install faucet, flow-control fittings with specified flow rates and patterns in faucet spouts if faucets are not available with required rates and patterns. Include adapters if required.

R. Install shower, flow-control fittings with specified maximum flow rates in shower arms.

S. Install traps on fixture outlets.

1. Exception: Omit trap on fixtures with integral traps.

T. Install disposer in outlet of sinks indicated to have disposer. Install switch where indicated or in wall adjacent to sink if location is not indicated.

U. Install escutcheons at piping wall ceiling penetrations in exposed, finished locations and within cabinets and millwork. Use deep-pattern escutcheons if required to conceal protruding fittings. Refer to Division 22 Section "Escutcheons for Plumbing Piping”.

V. Install shower mixing valves in accordance with the manufacturer’s instructions. Provide a field-fabricated piping-type heat trap in the hot water inlet piping.

W. Top and sides of toilets, sinks, & etc. shall be caulked.

3.2 CONNECTIONS

A. Connect water supplies from water distribution piping to fixtures.

B. Connect drain piping from fixtures to drainage piping.

C. Supply and Waste Connections to Plumbing Fixtures: Connect fixtures with water supplies, stops, risers, traps, and waste piping. Use size fittings required to match fixtures. Connect to plumbing piping.

D. Supply and Waste Connections to Fixtures and Equipment Specified in Other Sections: Connect fixtures and equipment with water supplies, stops, risers, traps, and waste piping specified. Use size fittings required to match fixtures and equipment. Connect to plumbing piping.

3.3 PROTECTION

A. Provide protective covering for installed fixtures and fittings.

B. Do not allow use of fixtures for temporary facilities unless approved in writing by Owner.




WATER SOFTENERS 224713 - 1

SECTION 224713 - WATER SOFTENERS

PART 1 - GENERAL

1.1 SUMMARY

A. This Section includes water softeners and accessories for water-supply systems.

1.2 SUBMITTALS

A. Product Data: Include rated capacities, ion-exchange resins, salt purity and form, furnished specialties, and accessories for each unit indicated.

B. Shop Drawings: Include detailed equipment layouts and indicate dimensions, required clearances, method of field assembly, components, and location and size of each field connection.

1. Wiring Diagrams: Power, signal, and control wiring.

C. Softener Tanks: Certificates of shop inspection and data reports as required by ASME Boiler and Pressure Vessel Code.

D. Manufacturer's field service reports.

E. Operation and maintenance data.

F. Warranties.



1.4 WARRANTY

A. General Warranty: Manufacturer's standard form in which manufacturer agrees to repair or replace components of water softeners that fail in materials or workmanship within One year from date of Substantial Completion. Include coverage for the following:

1. Attrition loss of resin not to exceed 3 percent per year. 2. Resin not to be washed out of system during service run or backwashing period. 3. Effluent turbidity not to be greater and color not to be darker than incoming water. 4. Under drain system, gravel, and resin not to become fouled, with turbidity or by dirt, rust,

or scale from softener equipment or soft water, while operating according to manufacturer's written operating instructions.




B. Extended Warranty: The Manufacturer shall furnish an extended warranty on the entire water softener package including covering all associated parts and labor costs, effective for a period of three (3) years from the date of substantial completion. The warranty shall include complete replacement costs for all water softener components.

1.5 EXTRA MATERIALS

A. Furnish extra materials described below that match products installed and that are packaged with protective covering for storage and identified with labels describing contents.

1. Salt for Brine Tanks: Furnish at least two times original load, provide from Cope Salt Bulk Delivery plan.

PART 2 - PRODUCTS

2.1 MANUFACTURERS

A. In other Part 2 articles where subparagraph titles below introduce lists, the following requirements apply for product selection:

1. Available Manufacturers: Subject to compliance with requirements, manufacturers offering products that may be incorporated into the Work include, but are not limited to, the manufacturers specified.

2.2 COMMERCIAL WATER SOFTENERS

A. Description: Factory-assembled, pressure-type, commercial water softener capable of softening water with 5 grains of hardness per gallon at the scheduled flow rate.

1. Manufacturers: a. Marlo, Inc. b. Culligan International Co. c. EcoWater Systems, Inc. d. Ion Exchange Products, Inc. e. Water King, Inc. f. Water Soft, Inc.

2. Configuration: Twin unit with two softener tanks and one brine tank. 3. Softener Tank: FRP resin, pressure-vessel quality. Include hydrostatic test at minimum

of one and one-half times pressure rating and the following:

a. Construction: Fabricated and stamped to comply with ASME Boiler and Pressure Vessel Code.

b. Pressure Rating: 100 psig minimum c. Wetted Components: Suitable for water temperatures from 40 to at least 100

degrees F. d. Freeboard: 50 percent minimum for backwash expansion above normal resin bed

level. e. Support Legs or Skirt: Constructed of plastic or structural steel, attached to tank

bottom. f. Upper Distribution System: Single, point type, fabricated from pipe and fittings.




g. Lower Distribution System: Hub and radial-arm or header-lateral type; fabricated from nonmetallic pipe with individual, fine-slotted, nonclogging plastic strainers; arranged for even flow distribution through resin bed.

h. Liner: PE, ABS, or other material suitable for potable water.

4. Controls: Factory mounted on units and factory-wired cycle controls. Include the following:

a. Adjustable duration of various regeneration steps. b. Push-button start and complete manual operation. c. Electric time clock and switch for fully automatic operation, adjustable to initiate

regeneration at any hour of day and any day of week or at fixed intervals. d. Sequence of Operation: Program multiport pilot-control valve to automatically

pressure actuate main operating valve through steps of regeneration and return to service. Include pointer on pilot-control valve to indicate cycle of operation and means of manual operation of pilot-control valve if power fails.

e. Main Operating Valves: Industrial, automatic, multiport, diaphragm type with the following features:

1) Slow opening and closing, nonslam operation. 2) Diaphragm guiding on full perimeter from fully open to fully closed. 3) Isolated dissimilar metals within valve. 4) Self-adjusting, internal, automatic brine injector that will draw brine and rinse

at constant rate independent of pressure. 5) Valve for single unit with internal automatic bypass of raw water during

regeneration. 6) Sampling cocks for soft water. 7) Special tools are not required for service.

f. Flow Control: Automatic, to control backwash and flush rates over wide variations in operating pressures, and that does not require field adjustments.

1) Meter Control: Equip each softener tank with standard register water meter that will record quantity of soft water produced in gallons.

2) Demand-Initiated Control: Equip softener-tank unit with automatic-reset-head water meter that will electrically activate cycle controller to initiate regeneration at preset total in gallons. Design so head will automatically reset to preset total in gallons for next service run. For twin units include electrical lockout to prevent simultaneous regeneration of both tanks.

3) Demand-Initiated Control: Equip twin softener-tank units with automatic-reset-head water meter in common outlet header that will electrically activate cycle controller to automatically regenerate one softener tank at preset total in gallons and divert flow to other tank. Set to repeat with other tank.

5. Brine Tank: Combination brine and brine measuring.

a. Construction: Fabricated from fiberglass or molded PE. Include plastic cover. b. Brine Valve: Float operated and plastic fitted for automatic control of brine

withdrawn and freshwater refill. Include brine tubing and fittings. c. Size: Sufficient for at least four regenerations at full salting.

B. Include the following factory-installed accessories:

1. Piping, valves, drains, and pressure gages.




2. Sampling cocks. 3. Main-operating-valve position indicators. 4. Water meters.

C. Salt for Brine-Tank Applications: High-purity, sodium chloride that is free of dirt and foreign material. Rock and granulated forms are unacceptable.

PART 3 - EXECUTION

3.1 INSTALLATION

A. Install water softener equipment on concrete bases, level and plumb. Maintain manufacturer's recommended clearances. Arrange units so controls and devices needing servicing are accessible.

B. Anchor tanks and floor-mounting accessories to substrate.

C. Install pressure gages on raw-water inlet and soft-water outlet piping of each water softener tank. Refer to Division 23 Section "Meters and Gages" for pressure gages.

D. Install water testing sets near each water softener.

3.2 CONNECTIONS

A. Piping installation requirements are specified in other Division 23 Sections. Drawings indicate general arrangement of piping, fittings, and specialties.

B. Install piping adjacent to equipment to allow service and maintenance.

C. Make piping connections to dissimilar-metal water piping with dielectric fittings. Refer to Division 23 Section "Basic Mechanical Materials and Methods" for dielectric fittings.

D. Install drains as indirect wastes to spill into open drains or over floor drains.

E. Install brine lines and fittings furnished by manufacturer but not specified to be factory mounted.

F. Install electrical connections for power, controls, and devices. Electrical power wiring, devices, and connections are specified in Division 26 Sections.


A. Manufacturer's Field Service: Engage a factory-authorized service representative to inspect field assembly of components and installation of water softeners, including piping and electrical connections; perform startup service; and train Owner's operating personnel. Report results in writing.

1. Leak Tests: After installation, charge system and test for leaks. Repair leaks and retest until no leaks exist.

2. Operational Test: After electrical circuitry has been energized, start units to confirm proper operation. Remove malfunctioning units, replace with new units, and retest.




3. Test and adjust controls and safeties. Replace damaged and malfunctioning controls and equipment.

4. Perform startup service. Sample water softener effluent after startup and at three consecutive seven-day intervals (total of four samples), and prepare certified test reports for required water performance characteristics. Comply with the following:

a. ASTM D 859, "Test Method for Silica in Water." b. ASTM D 1067, "Test Methods for Acidity or Alkalinity of Water." c. ASTM D 1068, "Test Methods for Iron in Water." d. ASTM D 1126, "Test Method for Hardness in Water." e. ASTM D 1129, "Terminology Relating to Water." f. ASTM D 3370, "Practices for Sampling Water from Closed Conduits."

3.4 DEMONSTRATION

A. Engage a factory-authorized service representative to train Owner's maintenance personnel to adjust, operate, and maintain water softeners.


SECTION 220518 - ESCUTCHEONS FOR PLUMBING PIPING

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Transcript of SECTION 220518 - ESCUTCHEONS FOR PLUMBING PIPING