ADDENDUM NO. 1 TO THE PLANS, SPECIFICATIONS … WTP Process... · space. Connect new feeder ......

ADDENDUM NO. 1

TO THE PLANS, SPECIFICATIONS AND CONTRACT

DOCUMENTS FOR PROJECT NO. 2006-02

Ashland Water Treatment Plant Process Improvements This addendum, issued this 23rd day of October, 2007 affects the plans, specifications and contract documents for the Ashland Water Treatment Plant Process Improvements Project No. 2006-02 and shall be deemed an integral part of the above referenced documents.

Item Specification or Drawing Location and Description of Change

1. Part 1 Bid and Contract Documents

Replace Pages 17, 18, 19 and 20 with new pages 17, 18, 19 and 20 attached.

2. Section 11324 REPLACE Section 11324 with new Section 11324 attached.

3. Section 11324 and Drawings G4, C103, C105

ADD new 480V, 20A, 3ph feeder circuit for new control panel serving sump pumps PS1 and PS2. Install new 1” conduit with 3#12 AWG and 1#12G conductors between existing power panel “PP-1” in the Filter Gallery to new sump pump control panel as described in Section 11324 in Addendum 3. Use existing 20A, 3 pole circuit breaker in power panel “PP-1” for new panel feeder circuit. If the two existing spare circuit breakers in that panel have been used install new 20A, 3P circuit break in spare panel space. Connect new feeder circuit to field wiring terminals in sump pump control panel in accordance with manufacturer’s product data sheets. Install new control panel on the Control Building exterior wall as close as practical to new Waste Sump shown on the listed drawings. ADD one new 1” motor power underground conduit and one 1” control underground conduit between new sump pump control panel and new NEMA 4X power and control junction boxes mounted on sump wall above highest water level. ADD 6#12AWG, 4#14AWG, 2#12G conductors in the motor power conduit to feed the new pumps. ADD 8#14AWG, 4#14G conductors in the control conduit for the pump control float switches. Connect vendor supplied pump cables to pump power circuit conductors in new NEMA 4X power junction box. Connect vendor supplied float switch cables to control conductors in new NEMA 4X control junction box. Connect power and control circuit conductor from sump NEMA 4X junction boxes to field wiring terminals in new sump pump control panel in accordance with manufacturer’s product data sheets.

Engineering Tel: 541/488-5347 20 E. Main Street Fax: 541-/488-6006 Ashland, Oregon 97520 TTY: 800/735-2900 www.ashland.or.us P:\131454 City of Ashland WTP\Addendum\Addendum1 Ashland for Bid seal page.doc

Addendum No. 1 of 4

Engineering Tel: 541/488-5347 20 E. Main Street Fax: 541-/488-6006 Ashland, Oregon 97520 TTY: 800/735-2900 www.ashland.or.us P:\131454 City of Ashland WTP\Addendum\Addendum1 Ashland for Bid.doc


ADD new 1” control conduit between new sump pump control panel and existing “MTU” panel in Control Room in existing Control Building. ADD 10#14AWG, 1#14G control conductors in new conduit. Connect the new control conductors in the sump pump control panel to “High Level Alarm”, “Common Trouble Alarm”, “Pump 1 Running”, “Pump 2 Running” and “Control Panel Ready” field wiring terminals in accordance with manufacturer’s product data sheets. Connect the new control conductors to PLC input wiring terminals in existing “MTU” panel with direction from the Owner and Systems Integrator.

4. Section 15050 REPLACE Section 15050 with new Section 15050 attached.

5. Section 15062 Add Section 15062 attached.

6. Section 17000 paragraph 1.02 B

Replace Paragraph 2. with:

2. ONE OF FOLLOWING PRE-APPROVED SYSTEM INTEGRATORS SHALL BE USED:

a. Larry Helenius Industrial Systems LLC [email protected] fax 503-262-0371

b. Brian Paul, System Integrator Quality System Integrators (QSI) 1307 Queen Anne

Medford, OR, 97504 [email protected]

541-840-3715 fax 503-687-9153

c. Jeff Bruce, SCADA System Integrator Portland Engineering, Inc. (PEI) 543 NE 'E' Street, Suite 201 Grants Pass, Oregon 97526 [email protected]

541-956-0300 fax 541-956-0327 541-840-4778 cell

mailto:[email protected]



Addendum No. 1 of 4



7. Drawing P102, Section 17200 Paragraph 3.03

ADD three new pump outlet pressure indicators and chemical seals to chemical feed pump piping as shown on drawing P102. ADD the following table entries for these new instruments to the Instrument Index in

ection 17200, paragraph 3.03. See table entries below: S

PI-01 / PX-01

Hypochlorite feed pump 1 pressure indicator with diaphragm seal

P102 17211-PG, 17211-2.04

4 ½” dia gauge ¼” NPT

0-60 psi N/A

PI-02 / PX-02


P102 17211-PG, 17211-2.04


0-60 psi N/A

PI-03 / PX-03


P102 17211-PG, 17211-2.04


0-60 psi N/A

8. Drawing C101 Replace Scale 1=40’ on Half size Drawing with Scale 1” = 20” on Half Size Drawing

9. Drawing C101 Clarification. Entire length of 30” pipe to be Schedule 80

10. Drawing C102 Detail B

Replace Callout “Similar to detail B/C105, except W6x20 at wall” with “Similar to detail B/C105, except pipe brace material W8x28 at wall”.

11. Drawing C102 Replace Detail A with new Detail A

12. Drawing C102 Replace Section 1 with new Section 1

13. Drawing C102 Delete Keynote 10

14. C103 Enlarged Plan

Replace callout “NEW 10” D.I. SED BASIN OVERFLOW PIPE” with “NEW 10” SED BASIN OVERFLOW PIPE”.

15. C103 Elevation Replace Callout “10”x16” D.I Reducer” with “10”x16” Reducer”

16. Drawing C104 Keynote 6

Replace “…Class 700 Rip Rap” with “…Class 2000 Rip-Rap”

17. Drawing C104 Add keynote 13 – Contractor to weld reinforcing steel A706 no.4 bars each way 3” clear space between bars. Provide U configuration with legs of U welded to pipe 2inches both sides both ends each bar. Add Callout 13 pointing to end of pipe in Detail A Sectional View.

18. Drawings E101 and E303

ADD NEMA 4X 30A/2p “Non-Fused” disconnect switch to feeder circuit “P01” for control panel PNL-01. Provide disconnect switch in accordance with the requirements of Paragraph 16175-2.04 excepting the “Fused” requirement. Install the disconnect switch on the wall adjacent to panel PNL-01. Tagname the disconnect switch DS-01.

19. Drawing M303 Detail B

Replace “HEAT TAPE OUTSIDE OF 10” PIPE PER SPECIFICATIONS 150265” with “HEAT TAPE OUTSIDE OF 10” PIPE PER SPECIFICATION 16855”.

Addendum No. 1 of 4



20. Drawing N11 Below Panel front Elevation: DELETE Hoffman Enclosure Catalog Number A60HS3712LP and REPLACE with Hoffman Enclosure Catalog Number A60H312SSLP3PTW. Top Right Corner of Interior Panel Elevation: REPLACE panel disconnect switch description with, “SPACE RESERVED FOR INCOMING POWER FUSEBLOCKS, FUSES, TERMINALS AND WIRING.”

21. Drawing N21 DELETE 20A/1P flange mounted disconnect operator shown on incoming power line “L”. REPLACE operator with panel mounted power fuseblock for 20A main fuse and terminal blocks for incoming feeder, neutral and ground.

Acknowledge receipt of this addendum by indicating the number of the addendum on paragraph five (5) of the proposal (page 15 of the Contract Documents).

END OF ADDENDUM NO. 1

17

City of Ashland

FIRST-TIER SUBCONTRACTOR DISCLOSURE FORM (As Required by ORS 279C.370 and OAR 137-049-360)

Water Treatment Plant Process Improvements PROJECT NUMBER 2006 -02

Bid Closing Date: November 1, 2007 @ 1:30 PM

NAME OF SUBCONTRACTOR CATEGORY OF WORK DOLLAR VALUE 1.

2.

3

4

5

6

7

8

9

10

* Attach additional pages if needed.

18

BID SCHEDULE PROJECT NAME

Project No. 2006-02 NO DESCRIPTION QTY. UNIT

UNIT PRICE

(FIGURES) AMOUNT

1

Mobilization for Dollars 1 LS

$ $

2

Sodium Hypochlorite Conversion. Including all new hypochlorite feed piping, peristaltic pumps, tanks, containment, ancillary equipment, Temporary hypochlorite feed system, electrical and Instrumentation for Dollars 1 LS

$ $

3

Installation of new 30” waste line and all necessary pipe supports. for Dollars 102 LF

$ $

4

Installation of new sump pump and modifications to existing 6” Drain and plug valves, 14” Drain and plug valve, 8” Filter to Waste Piping, for Dollars 1 LS

$ $

5

30” waste pond crossing across creek including all necessary piles and supports for Dollars 58 LF

$ $

6

Waste pond improvements including new valving, riprap and in pond work. for Dollars 1 LS

$ $

7

New 24” magmeter and 24” transit time meter including all electrical and instrumentation work for Dollars

1 LS

$ $

8

Site work including but not limited to fence relocation, new elevated walkway and gate, for Dollars 1 LS

$ $

BASE BID TOTAL $

19

ADDITIVE BID SCHEDULE

PROJECT NAME Project No. 2006-02

The following items are ADDITIVE BID ITEMS. The Award of the contract is based on the BASE BID TOTAL. The City of Ashland unilaterally reserves the option to require BIDDER to perform or not perform any combination of the work listed in the ADDITIVE BID ITEMS. ADDITIVE BID ITEMS are complete costs to perform the work, no other allowances such as project management will be paid in addition to the ADDITIVE BID PRICE. ADDITIVE A Installation of 10” Steel Chemical feed line conduit Including pipe supports, heat tracing and fabricated end box and chemical feed piping for Dollars 33 LF

$ $

ADDITIVE B

Installation of overflow weir and collection box with attachment to 10” Overflow Line for Dollars 1 LS

$ $

Installation of 10” Overflow Line and all necessary pipe supports for Dollars 136 LF

$ $

ADDITIVE C

Installation of new soda ash feed system including three new metering pumps, two new transfer pumps, new metering tank and two new transfer pumps, including all necessary piping and appurtenances For Dollars

1 LS

$ $

20

The City reserves the right to reject any and all bids, waive formalities, or accept any bid which appears to serve the best interests of the City in accordance with ORS 279B.100. The foregoing prices shall include all labor, materials, equipment, overhead, profit, insurance, and all other incidental expenses to cover the finished work of the several kinds called for. Unit prices are to be shown in both words and figures. In case of discrepancy, the amounts shown in words will govern. Upon receipt of written notice of the acceptance of this bid, Bidder shall execute the formal contract attached within ten days, deliver surety bond or bonds as required, and deliver required proof of insurance. The bid security attached in the sum of five percent of the total price for the bid or combination of bids is to become the property of the Owner in the event the contract and bond are not executed within the time above set forth as liquidated damages for the delay and additional expense to the Owner caused thereby. The Bidder is or is not ____ a resident Bidder as defined in ORS 279A.120. Firm Name of Bidder Signature of Bidder

Printed Name of Bidder

Official Title

State of Incorporation CCB Number Dated this day of 2007.

Name of Bidder

Address

Telephone No.

SECTION 11324

SUBMERSIBLE SUMP PUMPS PART 1 GENERAL 1.01 SUMMARY

A. SCOPE:

This section specifies submersible pumps complete with motor, level indicators, wiring, power cables, lifting chains, control panel, guide rails and discharge connection for the primary gallery, trickling filter biofilter, and primary sedimentation biofilter.

B. RELATED SECTIONS: The work of the following Sections is related to the work of this Section. Other Sections,

not referenced below, may also be related to the proper performance of this work. It is the Contractor’s responsibility to perform all the work required by the Contract Documents.

Section 01999: Standard Forms. Section 01730: Operations and Maintenance Information. Section 11020: Vibration and Critical Speed Limitations. Section 11060: Electric Motors.

1.02 QUALITY ASSURANCE

A. REFERENCED STANDARDS:

This Section incorporates by reference the latest revision of the following document. It is a part of this Section as specified and modified. In case of conflict between the requirements of this Section and that of the listed document, the requirements of this Section shall prevail.

Reference Title

ASTM A48 Specification for Gray Iron Castings.

ASTM A276 Specification for Stainless Steel Bars and Shapes.

NEMA MG1 Motors and Generators

NEMA 250 Enclosures for Electrical Equipment (1,000 volts maximum)

City of Ashland 11324-1 October 2007 Water Treatment Plant Process Improvements Addendum No. 1

1.03 SUBMITTALS

A. Procedures: Section 01300.

B. Manufacturer’s data including materials of construction, installation instructions, and equipment weight.

C. Predicted performance curves plotting head/capacity/efficiency and horsepower for the selected impeller diameter. Sphere size for solids capacity, suction, and discharge size, flange or compression gland connection.

D. Motor data Form 11060-A with motor data showing rated hp, service factor, voltage, full load amperage and enclosure rating. Power cable rating and listing (UL approved, or ETL, CSA) for this service.

E. Shop drawings including dimensions and section views showing installation dimensions and minimum sump dimensions.

F. Bearing service life calculations.

G. Operating and maintenance information per Section 01730.

H. Installation certification on Form 11000-A.

1.04 DESIGN REQUIREMENTS

A. GENERAL: Each pump shall be a heavy duty, submersible, vertical shaft, centrifugal, non-clog type,

suitable for pumping fluids containing sewage solids. B. EQUIPMENT LIST:

Item Equipment No.

Sump Pump 1 PS1

Sump Pump 2 PS2 Design for continuous operation under submerged, partially submersed, or totally dry

condition without damage to the pump or motor.


C. OPERATING REQUIREMENTS:

Equipment Number

Rated Capacity (gpm)1

Rated Head (ft)1

Solids Size

(inches)

Discharge Size

(inches)

Max. RPM

Max. Motor

HP Volts Phase

P7398 75 32 3 4 1800 3.0 460 3

P7399 75 32 3 4 1800 3.0 460 3 1 Because the pumps are to operate at constant speed, the pump shall be selected so that the rated

condition lies within 5 percent (based upon capacity) of the best efficiency point on the pump’s head-capacity curve.

Minimum flow and head intended to be non-overloading for the motor horsepower

shown. Higher performances are acceptable as long as the motor is not overloaded at any point on the curve 1.05 LABELING

Electrical materials, devices, appliances, and equipment used shall be indicated as acceptable by the established standards of the Underwriters Laboratories Inc. or other electrical product testing laboratory which is accredited by the State of Washington Department of Labor and Industries. Indication shall be by a valid label affixed to the item.

Panels, which consist of multiple components, shall be listed and labeled as a unit in

addition to any other state requirements. PART 2 PRODUCTS 2.01 ACCEPTABLE MANUFACTURER

Trickling Filter Biofilter and Primary Gallery Biofilter Sump Pump (PS1, PS2) shall be Flygt N Series. 2.02 MATERIALS

Materials employed for the fabrication of the pumps shall be as follows:

Material Component P 4829, P4830 P4648, P4648 P7398,7399

Pump volute, impeller, discharge elbow

Cast Iron, ASTM A48, Class 30.

Stainless steel, ASTM A276, Type 316.


Motor casing Cast Iron, ASTM A48, Class 30.




Material Component P 4829, P4830 P4648, P4648 P7398,7399

Motor and pump shaft Stainless steel, ASTM A276, Series 400.



Wear rings Nitrile or stainless steel, ASTM A276, Series 400 heat treated.

316 stainless steel, ASTM A276, Series 400 heat treated.

316 stainless steel, ASTM A276, Series 400 heat treated.

External bolts and nuts




Guide bar brackets, guide rails, and lifting chain

Stainless steel, ASTM A276, Type 304 or Type 316.



Mechanical seal Double, carbon/ tungsten-carbide faces with multiple spring system.

Double, carbon/ tungsten-carbide faces with multiple spring system.

Double, carbon/ tungsten-carbide faces with multiple spring system.

2.03 EQUIPMENT FEATURES

A. GENERAL: Pump volute shall be fit with a flange or compression gland connection for the discharge

piping.

B. IMPELLERS AND WEAR RINGS:

1. Impellers shall be single or two port, non-clog for sewage application. 2. Impeller and casing shall be fitted with replaceable wear rings.

C. PUMP SHAFT:

Pump/motor shaft shall be one piece, stainless steel of sufficient size, machined, and

ground to industry standards for bearing clearance with radius shoulders as needed to eliminate stresses.

Shaft shall not extend or overhang more than 2-1/2 times its diameter beyond the bottom

support bearing.

D. BEARINGS: Heavy duty, rolling element, grease lubricated, permanently lubricated and sealed with a

five year service life.


E. MECHANICAL SEAL: Tandem double mechanical seal running in an oil reservoir, with leak sensor.

Carbon/ceramic seal faces and a single coil spring system are not acceptable.

F. CABLE SEAL:

1. Cable entry: comprised of a single cylinder elastomer grommet to seal against the outside of the cable.

2. Cable strain relief: separate from the cable sealing function.

G. MOTOR:

1. Squirrel-cage induction, shell type design, housed in an air filled water tight chamber. Oil filled motors are not acceptable.

2. Insulation: Class F with Class B temperature rise, or better.

3. Motor mechanical seal: provide with a leak detector.

4. Motor windings: provide high temperature trip or resistance temperature detectors.

5. NEMA MG-1: for applicability, fabrication, labeling, and installation.

H. LIFTING SYSTEM:

1. Discharge pipe: one piece up through the surface plate and terminate with a Victaulic or approved equal ring groove.

2. Stainless steel lifting chain connected to the top of the motor with a hook

at the top of the sump under the cover with sufficient chain to reach above the cover for connection to the lifting hoist.

2.04 CONTROLS

A. GENERAL:

1. Pump Control Panel requirements:

a. NEMA 250 using NEMA 4X Type 316 stainless steel enclosures. b. Assembled package UL-508A labeled. c. Suitable for outdoor installation.


2. Pump Control panel shall include:

a. Main circuit breaker b. Motor circuit protectors c. motor starter contactors d. Overload relays e. HAND/OFF/AUTO selector switch f. Automatic Lead pump alternator control relay g. Relay control for automatic Lead/Lag pump control from

external float switches h. Automatic pump shut off from Low-Low level float switch i. High level alarm dry contact j. Panel lights for leak sensor, motor over temperature, and

high level alarm k. Common trouble alarm dry contact l. Pump 1 and Pump 2 running status dry contacts. m. Control panel ready status dry contact. n. Internal space heater with thermostat o. Terminal strip for connection of external wiring p. Panel face labels: phenolic, white letters on black

background, pinned to the panel face. Adhesive is not acceptable. Letters shall be minimum 1/4 inch.

q. Panel identification label, pump identification over H/O/A switches, high level alarm, motor over temperature, and leak sensor light.

B. FLOAT SWITCH LEVEL CONTROL:

1. Float switches for pilot control shall use tilt switches encapsulated in a non-corrosive polypropylene housing.

2. Power cable: 16-AWG wire type SJTO cable with PVC jacket. 3. Switch: rated two amps at 120 VAC. 4. Acceptable manufacturer for floats:

a. Warrick Series F b. Flygt c. Anchor Scientific

C. BUBBLER LEVEL CONTROL:

NOT USED.


D. OTHER ITEMS:

1. Suitable cable holder to support pump power and liquid level float switch cables.

2. Cable holder: plastic coated or painted and designed to permit easy

individual adjustment of level float switch cables. PART 3 EXECUTION 3.01 INSTALLATION

A. GENERAL:

Install in accordance with manufacturer's instructions and as shown on the Drawings

B. TESTING: After completion of installation, field test for functional operation and demonstrate

compliance with the performance requirements. Certify the installation as operational on Form 11000-A.

**END OF SECTION**



SECTION 15050

PIPING SYSTEMS

ART 1--GENERAL

.01 DESCRIPTION

A. SCOPE:

onjunction with ose sections. Piping for horizontal directional drilling is specified elsewhere.

B. DEFINITIONS:

essure terms used in Section 15050 and elsewhere in Division 15 are defined as llows:

1. : The greatest continuous pressure at which the piping system operates.

2. Test: The hydrostatic pressure used to determine system acceptance.

.02 QUALITY ASSURANCE

A. REFERENCES:

f this section nd those of the listed documents, the requirements of this section shall prevail.

Reference

P 1 This section specifies systems of process piping and general requirements for piping systems. Detailed specifications for the components listed on the Piping System Specification Sheets are found in other sections of Division 15. This section shall be used in cth Prfo

Maximum

1 This section contains references to the following documents. They are a part of this section as specified and modified. In case of conflict between the requirements oa Title

Metallic (Zinc or Aluminum AASHTO M36/M36M-87 ) Coated Corrugated Steel Culverts and Under drains

ANSI A13.1-81 Scheme for the Identification of Piping Systems

ANSI B1.20.1-83 Pipe Threads, General Purpose (Inch)

ANSI B16.1-89 ges and Flanged Fittings Class 25, 125, 250, and 800

Cast Iron Pipe Flan


Reference Title ANSI B16.3-85 Malleable Iron Threaded Fittings Class 150 and 300

and Threaded

aded Drainage Fittings

ASME SECTION IX-89 Boiler and Pressure Vessel Code; Welding and Brazing

ASTM A53-90 Pipe, Steel, Black and Hot Dipped, Zinc-Coated Welded

5M-87a

ASTM A106-90 Seamless Carbon Steel Pipe for High-Temperature

ASTM A126-84 Standard Specification for Gray Iron Castings for

pe Fittings

ASTM A234/A234M-89 Pipe Fittings of Wrought Carbon Steel and Alloy Steel

e

3M-90 ainless Steel Piping Fittings

ASTM A570/A570M-90 Hot-Rolled Carbon Steel Sheet and Strip, Structural

ANSI B16.5-88 Pipe Flanges and Flanged Fittings ANSI B16.9-86 Factory-Made Wrought Steel Buttwelding Fittings ANSI B16.11-80 Forged Steel Fittings, Socket Welding ANSI B16.12-83 Cast Iron Thre ANSI B31.1-89 Power Piping ANSI B31.3-90 Chemical Plant and Petroleum Refinery Piping

Qualifications

ASTM A47-84 Malleable Iron Castings

and Seamless

ASTM A105/A10 Forgings, Carbon Steel, for Piping Components

Service

Valves, Flanges, and Pi

ASTM A197-87 Cupola Malleable Iron

for Moderate and Elevated Temperatures

ASTM A312/A312M-89 Seamless and Welded Austenitic Stainless Steel Pip ASTM A403/A40 Wrought Austenitic St ASTM A536-84 Ductile Iron Castings


Quality

Reference

Title

ASTM D1248-84 Polyethylene Plastics Molding and Extrusion Materials

ASTM D1784-90 Rigid Poly (Vinyl Chloride) (PVC) Compounds and

ASTM D2513-90 Thermoplastic Gas Pressure Pipe, Tubing, and Fittings

ASTM D2665-89a C) Plastic Drain, Waste, and Vent Pipe and Fittings

AWWA C105-88 le-Iron Piping for Water and Other Liquids

AWWA C110-87 Fittings, 3 Inch Through 48 Inch, for Water and Other Liquids

AWWA C111-85 asket Joints for Ductile-Iron and Gray-Iron Pressure Pipe and Fittings

AWWA C115-88 hreaded Flanges

AWWA C151-86 Ductile-Iron Pipe, Centrifugally Cast in Metal Molds or

AWWA C206-88 Field Welding of Steel Water Pipe

AWWA C207-86 es for Waterworks Services--Sizes 4 In. through 144 In.

AWWA C600-87 ter Mains and Their Appurtenances

AWWA C900-89 Polyvinyl Chloride (PVC) Pressure Pipe, 4 Inches

AWWA M11-89 Steel Pipe--A Guide for Design and Installation

Chlorinated Poly(Vinyl Chloride) (CPVC) Compounds ASTM D2241-89 Poly (Vinyl Chloride) (PVC) Plastic Pipe (SDR-PR)

Poly (Vinyl Chloride) (PV

Polyethylene Encasement for Ducti

Ductile-Iron and Gray-Iron

Rubber-G

Flanged Ductile-Iron and Gray-Iron Pipe with T

Sand-Lined Molds, for Water or Other Liquids

Steel Pipe Flang

Installation of Ductile-Iron Wa

Through 12 Inches, for Water


FEDSPEC L-C- Coating, Pipe, Thermoplastic Resin or 530B(1)-72 Thermosetting Epoxy Reference Title MIL-H-13528 Hydrochloric Acid, InhibiB-87 ted, Rust Removing

ds U

B. FITTINGS AND COUPLING COMPATIBILITY:

ity and compatibility of piping components, fittings and couplings for rooved end piping systems shall be furnished by the same manufacturers.

Unless otherwise specified, piping materials, including pipe, gaskets, fittings, connection ings, shall be selected from those listed on the piping

stem specification sheets. Piping materials shall conform to detailed specifications for each other sections of Division 15.

eum based oils and grease and shall meet criteria for humidity, lar ra

tter type but shall be manufactured and applied in ne continu

Mar rs specified in the PIPESPEC shall be provided

ight,

MIL-STD-810C (1975) Environmental Test Metho PC (1988) Uniform Plumbing Code

To assure uniformg

PART 2--PRODUCTS 2.01 PIPING MATERIALS and joint assemblies, linings and coatsytype of pipe and piping appurtenance specified in 2.02 PIPING IDENTIFICATION A. PLASTIC CODING MARKERS: Plastic markers for coding pipe shall conform to ANSI A13.1 and shall be as manufactured by W. H. Brady Company, Seton Name Plate Corporation, Marking Services Inc., or equal. Markers shall be the mechanically attached type that are easily removable; they shall not be the adhesive applied type. Markers shall consist of pressure sensitive legends applied to plastic backing which is strapped or otherwise mechanically attached to the pipe. Legend and backing shall be resistant to petrolso diation, rain, salt, fog and leakage fungus, as specified by MIL-STD-810C. Markers shall withstand a continuous operating temperature range of -40 degrees F to 180 degrees F. Plastic oding markers shall not be the individual lec

o ous length of plastic.

kers bearing the legends on the background colo in the following letter heights:

Outside pipe diameter,a Letter he inches inches

Less than 1-1/2 1/2 1-1/2


through 3 1-1/8 Greater than 3 2-1/4

e insulation and jacketing.

as

Polyethylene magnetic tracer tape shall be as manufactured by Allen Systems, W. H. ame Plate Corporation, Marking Services, Inc., or equal. Tape shall be acid

nd alkali resistant, 3 inches wide, 0.005 inch thick, and have 1500 psi strength and 140 percent

ize and service shall be provided by a single valve manufacturer. acking shall be nonasbestos material. Actual length of valves shall be within 1/16 inch (plus or inus)

h-on and mechanical joints shall meet the requirements of AWWA C111. alve operators are specified in Sections 15184.

Product data on piping materials shall be provided in accordance with Section 01300

ngs shall be transmitted to the Construction Manager a minimum of on. Drawings shall be original layouts by the Contractor; photocopies

f contr rawings are not acceptable.

.01 INSTALLATION

A. LOCATION:

nd struction.

B. PIPING SIZES:

a Outside pipe diameter shall includ

In addition, pipe markers shall include uni- and bi-directional arrows in the same sizesthe legend. Legends and arrows shall be white on blue or red backgrounds and black on other specified backgrounds. B. MAGNETIC TRACER TAPE: Brady Co., Seton Naelongation value. The tape shall be colored the same as the background colors as specified in Table A, paragraph 15050-3.07, and shall be inscribed with the words “CAUTION—PIPE BURIED BELOW” and the name of the piping system. 2.03 VALVES Valves of the same sPm of the manufacturer's specified length. Flanges shall meet the requirement of ANSI B16.5. PusV 2.04 PRODUCT DATA

where specified. Piping layout drawi2 weeks prior to constructio act d

PART 3--EXECUTION 3 Piping shall be provided as specified except for adjustments to avoid architectural astructural features and shall be coordinated with electrical con


s

le

d on the rawings. Where a specific type of support or anchorage is indicated on the drawings, then

be vertically supported by anchor rackets, guides, saddles or hangers and shall be seismically braced as required to resist seismic

t-dip or mechanically galvanized. Unless otherwise ecified, existing pipes and supports shall not be used to support new piping.

D. ANCHORAGE FOR BURIED PIPING:

All plugs, caps, tees and bends in buried pressure piping systems shall be anchored by

BACKFILL:

g and insulation systems, exposed piping, interior nd exterior, and piping in ceiling spaces, pipe trenches, pipe chases and valve boxes shall be

B. MAGNETIC TRACER TAPE:

Polyethylene magnetic tracer tape shall be buried 12 to 18 inches below ground and shall

Where the size of piping is not specified, the Contractor shall provide piping of the sizerequired by UPC. Unless specified otherwise, small piping (less than 1 inch in diameter) required for services not described by UPC shall be 1/2 inch. C. PIPE SUPPORT, SEISMIC BRACING AND EXPANSION CONTROL: Piping shall be supported by anchor brackets, guides, saddles or hangers. Acceptabtypes of supports, guides, saddles, expansion joints, flexible couplings, hangers and structure attachments for general pipe support, as well as anchorage details, are referencedonly that type shall be used at that location. Piping shallbloads. Supports shall be provided on each run at each change of direction. Pipe supports manufactured of iron or steel shall be hosp means of restrained joints as specified. E. BEDDING AND Bedding and backfill for buried piping shall be as specified. 3.02 PIPING IDENTIFICATION A. PIPE CODING: After application of the specified coatinaidentified with plastic markers as specified in paragraph 15050-2.02 A. Legend markers and directional arrows shall be located at each side of walls, floors and ceilings, at one side of eachpiece of equipment, at piping intersections, and at approximately 50-foot centers. be above and parallel to all buried pipe. For pipelines buried 8 feet or greater below finished grade, Contractor shall provide a second line of tape 2.5 feet above and parallel to the buried pipe. 3.03 VALVE IDENTIFICATION


Stainless steel tags bearing the specified valve number stamped in ¼-inch high letters e flanges in a position visible from floor level. Flangeless valves 8

ches in diameter and larger shall have tags attached to the valve body by self-tapping corrosion ws. Flangeless valves 6 inches in diameter and smaller shall have tags

ttached to the valve stem by stainless steel wire. Wire shall be 0.063 inch minimum.

.04 INSPECTION

Upon completion of piping, but prior to application of insulation on exposed piping, the fied

be

rates. Each test gage shall be selected so that the ecified test pressure falls within the upper half of the gage's range. Unless otherwise specified,

uction Manager 24 hours prior to each test.

B. TEMS:

Leakage shall be zero at the specified test pressure throughout the specified duration for piping, and buried or exposed piping

arrying liq ecified, leakage from other buried liquid piping s sha ula:

L = SD (P)

shall be installed on valvinresistant metal screa 3 Not Used 3.05 TESTING A. GENERAL: Contractor shall test the piping systems. Pressures, media and test durations shall be as speciin the PIPESPEC. Equipment which may be damaged by the specified test conditions shallisolated. Testing shall be performed using calibrated test gages and calibrated volumetric measuring equipment to determine leakagespthe Contractor shall notify the Constr Unless otherwise specified, testing, as specified herein, shall include existing piping systems which connect with new pipe systems. Existing pipe shall be tested to the nearest existing valve. Any piping which fails the test shall be repaired. Repair of existing piping will be considered and paid for as extra work. LIQUID SYS the following systems: exposed piping, buried insulated c uid chemicals. Unless otherwise spsystem ll not exceed the rate given in the following form ½

133,200 L = A

llowable leakage in gallons per hour S = Length of pipe tested in feet D side diameter of pipe in inches P = Test pressure during test in psig

Visible leaks shall be repaired. If the rate of loss is greater than that stated above, the

e specifications.

= Nominal in Contractor shall locate and repair all leaks. The procedure shall be repeated until the pipe tests to th


PC.

wing completion of testing and prior to connection operating, control, regulating or instrumentation equipment. The Contractor may, at his

a rger than 24 inches in diameter

ay be cleaned manually or with a cleaning ball or swab.

B. EN

Upon completion of the cleaning, the Contractor shall connect the piping systems to mporary screens, provided with locator tabs which remain visible

om e outside wh ens are in lace, shall be inserted in pipelines at the suction of ompressors in accordance with the following table:

C. NOT USED D. DRAINS: Drain systems, other than pumped drain systems, shall be tested in accordance with U 3.06 CLEANING AND FLUSHING A. GENERAL: Piping systems shall be cleaned follotooption, clean and test sections of buried or exposed piping systems. Use of this procedure, however, will not waive the requirement for a full pressure test of the completed system. Unless specified otherwise, piping 24 inches in diameter and smaller shall first be cleaned by pulling tightly fitting cleaning ball or swab through the system. Piping lam TEMPORARY SCRE S: related process equipment. Tefr th en the scre ppumps and c Equipment suction or Maximum screen piping size, inches opening, inches

0 – 1 1/16 1-1/4 - 3 1/4

3-1/2 – 6 1/2 1

the creens have remained clean for at least 24 consecutive hours

f operation. Systems handling solids are exempted.

C. LIQUID SYSTEMS:

After completion of cleaning, liquid systems, unless otherwise specified, shall be flushed he

ing connected equipment for a minimum period of 15 minutes and until no ebris is collected on the screens.

Over 6 The Contractor shall maintain the screens during testing, initial start-up, and initial operating phases of the commissioning process. In special cases, screens may be removed as required for performance tests. The Contractor shall remove the temporary screens and makefinal piping connections after the so with clean water. With temporary screens in place, the liquid shall be circulated through tpiping system usd


.07 PIPING SPECIFICATION SHEETS (PIPESPEC)

Piping and valves for groupings of similar plant processes or types of service lines are al piping specification IPE

mical and physical properties of the fluid conveyed anSP ied by a d o s are

abetic d by designated serv ymb ls a A also ates umber, fluid category, and pipe m round c ach service.

Table ipin Serrker

ymbol Service System category background color

D. NOT USED E. POTABLE WATER SYSTEMS: Potable water piping systems shall be flushed and disinfected in accordance with AWWA C651. 3

specified on individu sheets (P SPECS). Piping services are grouped ccording to the che d/or by the a

temperature or pressure requirements. Each grouping of services (PIPE EC) is identifiping system number. Piping services specified in the PIPESPECS an n the drawingp

alph ally arrange ice s o s shown in Table A. Table ndic the system n arker backg olor of ei

A, P g vices

Fluid Pipe maS HPC Sodium Hypochlorite 19 Chemical Yellow

A Soda Ash 19 Chemical Yellow

TW Filter to Waste 11 Water Green

B Filter Backwash 11 Water Green

BOF Sed Basin Overflow 11 Water Green

D Sump Pump Discharge 11 Water Green

W Plant Water 09 Water Blue

S F F S P P


.07 G SPECIFICATION

System--9

h 15050-3.04 C. 150 psig

Duration: 60 minutes

: Flange:

e binder /Mech Cpl:

d Valves

3 PIPIN SHEETS--PIPESPEC

Piping Symbol/Service PW--Plant Water Test Requirements: Medium: Water; ref. spec paragrap Pressure: Gasket Requirements

Compressed gasketing consisting of organic fibers (Kevlar) and neopren

Push-on EPDM

Exposed Pipe an : (See drawings for pipe size and valve type. See Remarks for

s.)

3 aller) Pipe: PVC

insulation requirement ( " and sm

; ASTM D1784, Class 12454-B, NSF certified, ASTM D1785, Sch. 80. Ref. spec Section 15064. Provide magnetic tracer tape.

Conn; plain endadapters for val

; solvent weld with threaded or flanged ves.

Ftgs; PVC, Sch. 80, socket weld. Valves: Gate; Asahi Globe valves or Equal.

Remarks: 1. All exterior piping to be heat traced.

City of Ashland 15050-11 August 2007 Water Treatment Plant Process Improvements

3.07 PIPING SPECIFICATION SHEETS--PIPESPEC Piping Symbol/Service: FTW Filter to Waste System 11 FB Filter Backwash SBOF Sed Bain Overflow PD Sump Pump Discharge Test Requirements: Medium: Water; ref. spec paragraph 15050-3.04 C. Pressure: 125 psig Duration: 120 minutes Gasket Requirements: Flange: Compressed gasketing consisting of organic fibers (Kevlar)

and neoprene binder Push-on/Mech Cpl: Nitrile or Neoprene Exposed Pipe and Valves: (See drawings for pipe size and valve type) (2 1/2" thru 8") Pipe: Steel; ASTM A53 ERW, Grade B, black, no lining. Ref.

spec Section 15061. Conn; butt weld, grooved mech pipe coupling or flanged. Ftgs; malleable iron, ductile iron, or steel per spec Section

15061; ends to match pipe. Valves: Eccentric plug; per spec Section 15110. Install valve with

seat upstream. Swing check; spring loaded per spec Section 15118. (10" thru 24") Pipe: Steel; same as 8 inch or AWWA C200, 3/16 inch thick, with

lining. Ref. spec Section 15061. Conn; butt weld, mech pipe coupling, or flanged. See

Remarks. Ftgs; steel, ASTM A234, or fabricated steel, AWWA C208;

lining and ends to match pipe. Valves: Eccentric plug; ref. spec Section 15110. Swing check; spring loaded per spec Section 15118. (26" and larger) Pipe: See Plans Valves: Non Required


Buried and Encased Pipe and Valves: (See drawings for pipe size and valve type.) (4" thru 12") Pipe: Ductile iron; AWWA C151. Ref. spec Section 15062. Conn; grooved end or restrained push-on rubber gasket joint.

Flanged adapters for valves. Ftgs; ductile iron, per spec Section 15062; coating, lining and

ends to match pipe. Valves: Eccentric plug; same as exposed with extension stem and

valve box. Coating M-1 per spec Section 09900. Remarks: 1. Manual air vents shall be provided at the high points and drains provided at the low points of each reach of pipeline as specified in paragraph 15095-3.03 3.07 PIPING SPECIFICATION SHEET--PIPESPEC Piping Symbol/Service: HPC—Sodium Hypochlorite Solution System—19 SA – Soda Ash Test Requirements: Medium: Water; ref. spec paragraph 15050-3.05 B. Pressure: 50 psig Duration: 120 minutes Gasket Requirements: Flange: TFE bonded EPDM, full-face gaskets, ANSI B16.1, Garlock

Gylon 3504, or equal Push-on/Mech Cpl: N/A Exposed Pipe and Valves: (See drawings for pipe size and valve type) (All sizes) Pipe: Tubing: Teflon. PVC; ASTM D1784, Class 12454-B, NSF certified, ASTM

D1785, Sch. 80. Pipe and fittings exposed to sunlight shall be painted.

Conn; plain end, solvent weld, flanged for valves 3 inch and


larger. Ftgs; PVC, Sch. 80, solvent weld. (all welds for sodium

hypochlorite shall use solvent cement approved for this chemical by the manufacturer)

(2” and less) Valves: Ball; PVC Chemtrol TFU Bloc TU Series, Asahi/America

Duo Bloc TU Series, GSR TU Series, or equal, with Teflon seats and EPDM 0-rings.

Ball check; PVC body, Chemtrol Series BC, Asahi/America, or equal with Teflon seats/seals.

Diaphragm;. All diaphragm valves for use with for ferric chloride or sodium hypochlorite service shall be Type 14 molded flanged end valves of solid PVC or CPVC construction for the body and bonnet. The valves shall be provided with a visual position indicator, travel stop to prevent over-tightening, or compression strain on the diaphragm, and bonnet o-ring sealing arrangement. The valve shall be weir type with a square bonnet body sealing design and bayonet connection diaphragm (1/2-inch to 2 inch) or round body bonnet sealing design and threaded stud diaphragm connection (2-1/2 inch to 4 inch). PVC conforming to ASTM D1784 Cell Classification 12454-A, rated to 150 psi for elastomeric and PTFE diaphragms at 70 degrees F. All PTFE diaphragm valves shall accept the installation of a PVDF gas barrier between the layers of EODM and PTFE membrane for aggressive chemical service. PVDF shall conform to ASTM D3222, Cell Classification Type II. The face to face dimensions shall conform to TYPE G. Valves shall be manually operated except as otherwise shown or specified. Operators shall have stem extensions and locking devices for tamper protection. Valves for sodium hypochlorite service shall be Teflon (PTFE). Valves shall, be manufactured by Asahi/America, Inc or equal.

Remarks:

1. Solvent welding of connections shall be done in strict conformance with ASTM D2855 (Standard Practice for Making Solvent Cement Joints with PVC Pipe and Fittings).

2. All exterior piping shall be heat traced

3.07 PIPING SPECIFICATION SHEETS--PIPESPEC Piping System: 19 (continued)


3. For HOCL service, the following shall apply:

a. Ball valves are not permitted on HOCL service.

b. Diaphragm valves 4 inches and smaller shall be provided with PTFE

diaphragms.

c. All PVC shall be welded using WELD-ON® 724 4. The following steps shall be taken during the installation for the HOCL system

**END OF SECTION**

SECTION 15062

DUCTILE IRON PIPE PART 1--GENERAL 1.01 DESCRIPTION A. SCOPE: This section specifies ductile iron pipe, ductile fittings and gaskets. B. DEFINITION: Where cast iron pipe is specified, the term and symbol shall mean ductile iron pipe. 1.02 REFERENCES This section contains references to the following documents. They are a part of this section as specified and modified. Where a referenced document contains references to other standards, those documents are included as references under this section as if referenced directly. In the event of conflict between the requirements of this section and those of the listed documents, the requirements of this section shall prevail. Unless otherwise specified, references to documents shall mean the documents in effect at the time of Advertisement for Bids or Invitation to Bid (or on the effective date of the Agreement if there were no Bids). If referenced documents have been discontinued by the issuing organization, references to those documents shall mean the replacement documents issued or otherwise identified by that organization or, if there are no replacement documents, the last version of the document before it was discontinued. Where document dates are given in the following listing, references to those documents shall mean the specific document version associated with that date, regardless of whether the document has been superseded by a version with a later date, discontinued or replaced.

Reference Title

ANSI A21.14 Ductile-Iron Fittings 3 In. Through 24 In., for Gas

ANSI A21.52 Ductile-Iron Pipe, Centrifugally Cast, in Metal Molds or Sand Lined Molds for Gas

ANSI B16.1 Cast Iron Pipe Flanges and Flanged Fittings Class 25, 125, 250, and 800

ANSI B16.5 Pipe Flanges and Flanged Fittings

ASTM A716 Ductile-Iron Culvert Pipe

ASTM C150 Portland Cement


Reference Title

AWWA C104 (ANSI A21.4)

Cement-Mortar Lining for Ductile- Iron and Gray-Iron Pipe and Fittings for Water


Ductile-Iron and Gray-Iron Fittings, 3 In. Through 48 In., for Water and Other Liquids


Rubber-Gasket Joints for Ductile- Iron and Gray-Iron Pressure Pipe and Fittings


Flanged Ductile-Iron and Gray-Iron Pipe With Threaded Flanges


Thickness Design of Ductile-Iron Pipe


Ductile-Iron Pipe, Centrifugally Cast, in Metal Molds or Sand-Lined Molds, for Water or Other Liquids


Ductile-Iron Compact Fittings, 3 In. Through 12 In. for Water and Other Liquids

AWWA C600 Installation of Ductile-Iron Water Mains and Their Appurtenances

AWWA C606 Grooved and Shouldered Type Joints PART 2--PRODUCTS 2.01 GENERAL Pipe design, materials and manufacture shall comply with the following documents:

Item Document

Thickness design AWWA C150

Manufacturing requirements

Water or other liquid AWWA C151

Gas ANSI A21.52

Gravity service pipe ASTM A716

Joints

Rubber gasket AWWA C111

Threaded flange AWWA C115

Fittings

Water or other liquid AWWA C110/AWWA C153


Item Document

Gas ANSI A21.14

Cement mortar lining AWWA C104 2.02 PIPE Unless otherwise specified, ductile iron pipe shall be Class 50 and have nominal laying lengths of 18 or 20 feet. For grooved-end pipe, wall thickness shall be minimum Class 53 except where the specified pressure requires heavier pipe. 2.03 GASKETS Unless otherwise specified, gasket stock shall be a synthetic rubber compound in which the elastomer is nitrile or neoprene. The compound shall contain not less than 50 percent by volume nitrile or neoprene and shall be free from factice, reclaimed rubber and other deleterious substances. Gaskets shall, in addition, comply with AWWA C111 for push-on and mechanical joints and with AWWA C606 for grooved end joints. 2.04 FITTINGS Unless otherwise specified, fittings shall conform to AWWA C110. Ends shall be flanged, restrained mechanical joint, restrained push-on, or grooved to suit the conditions specified. The AWWA C153 compact ductile iron fittings in sizes 3 through 12 inches are an acceptable substitute for standard fittings unless otherwise specified. Long-radius elbows shall be provided where specified. Grooved end fittings shall comply with paragraph 15050-1.02 B. 2.05 JOINTS A. UNRESTRAINED JOINTS: 1. PUSH-ON JOINTS: Unrestrained joints, where specified, shall be the rubber ring compression, push-on type joint suitable for buried service. Unrestrained joints shall be the Fastite Joint as manufactured by American Cast Iron Pipe Company, the Tyton Joint as manufactured by U.S. Pipe, or equal. This joint is not permitted on fittings or specials, unless other-wise specified. Unless otherwise specified, joints shall have an allowable deflection up to 5 degrees at specified pressures. Joint assembly and field cut joints shall be made in strict conformance with AWWA C600 and manufacturer's recommendations. 2. MECHANICAL JOINTS: Where specified, mechanical joints for above or below ground service shall meet the requirements of ANSI/AWWA A21.10/C110 and ANSI/AWWA A21.11/C111. Gaskets and bolts and nuts shall comply with paragraphs 15062-2.03 and 2.05 D, respectively.


B. RESTRAINED JOINTS: 1. GENERAL: Unless otherwise specified, restrained joints are required for all exposed and buried piping. Unless otherwise specified, restrained joints shall be flanged or grooved end for exposed service and restrained push-on for buried service. 2. PUSH-ON JOINTS: Restrained push-on joints shall be as specified in paragraph 15062-2.05 A.1., modified for restraint. Joints shall be the Flex-Ring or Lok-Ring Joint as manufactured by American Cast Iron Pipe Company, TR Flex Joint as manufactured by US Pipe, or equal. Restrained joints shall be capable of being deflected after full assembly. Joint assembly shall be in strict conformance with AWWA C600 and manufacturer's recommendations. No field cuts of restrained pipe are permitted without prior approval of the Construction Manager. 3. FLANGE ASSEMBLIES: Unless otherwise specified, flanges shall be ductile iron and shall be threaded-on flanges conforming to ANSI/AWWA A21.15/C115 or cast-on flanges conforming to ANSI/AWWA A21.10/C110. Flanges shall be adequate for 250 psi working pressure. Bolt circle and bolt holes shall match those of ANSI B16.1, Class 125 flanges and ANSI B16.5, Class 150 flanges. Where specified, flanges shall be threaded-on or cast-on flanges conforming to ANSI B16.1, Class 250. Unless otherwise specified, bolts and nuts for flange assemblies shall conform with paragraph 15085-2.01 C. Gaskets shall be as specified in paragraph 15085-2.01 B. 4. MECHANICAL JOINTS: Where specified, restrained mechanical joints shall be the positive restraint type. Mechanical joints with retainer glands are not acceptable. Locked mechanical hydrant tees, bends and adapters are an acceptable substitute for anchoring fire hydrants and valves to the pipe main. C. BALL AND SOCKET FLEXIBLE JOINT PIPE: Ball and socket flexible joint pipe shall be the boltless type and shall allow a maximum joint deflection of 15 degrees. Each joint shall be provided with a retainer lock to prevent rotation after assembly. Joints shall be the Flex-Lok Joint as manufactured by American Cast Iron Pipe Company, USIflex as manufactured by U.S. Pipe, or equal. D. BOLTS AND NUTS: Corrosion-resistant bolts and nuts for use with ductile iron joints shall be high-strength, low-alloy steel as specified in ANSI/AWWA C111/A21.11. 2.06 PIPE COATING Unless otherwise specified, pipe and fittings shall be coated with asphaltic material as specified in AWWA C151.


2.07 PIPE LINING A. ASPHALTIC LINING: Unless otherwise specified, pipe and fittings shall be lined with asphaltic material as specified in AWWA C151. B. CEMENT MORTAR LINING: Where specified, interior surfaces of pipe and fittings shall be cement mortar lined in accordance with AWWA C104. Cement shall be ASTM C150, Type II or V, low alkali, containing less than 0.60 percent alkalies. C. NOT USED 2.08 PRODUCT DATA The following information shall be provided in accordance with Section 01300: 1. Shop drawings. 2. Alignment drawings. 3. Certifications specified in the following documents: ANSI A21.14, paragraph 14-4.2 ANSI A21.52, paragraph 52-4.2 ASTM A716, paragraph 4.2 AWWA C110, paragraph 10-5.3 AWWA C111, paragraph 11-7.1 AWWA C115, paragraph 15-4.2 AWWA C151, paragraph 51-5.2 AWWA C153, paragraph 53-6.3 AWWA C606, paragraph 4.1.1.1 PART 3--EXECUTION 3.01 INSTALLATION A. GENERAL: Piping runs specified on the drawings shall be followed as closely as possible. Proposed deviations shall be submitted in accordance with Section 01300. Pipe shall be installed in accordance with AWWA C600.


Connections to existing structures and manholes shall be made so that the finished work will conform as nearly as practicable to the requirements specified for the new manholes, including necessary concrete work, cutting and shaping. Concrete mortar shaping within any structure and manhole shall be as specified. B. INSULATING SECTIONS: Where a metallic nonferrous pipe or appurtenance is connected to ferrous pipe or appurtenance, an insulating section shall be provided as specified in paragraph 15085-3.05. C. ANCHORAGE: Anchorage shall be provided as specified. Calculations and drawings for proposed alternative anchorage shall be submitted in accordance with Section 01300. 3.02 ACCEPTANCE TESTING Hydrostatic pressure tests shall be conducted in accordance with Section 4 of AWWA C600 except that test pressures and allowable leakage shall be as listed in Section 15050. The Contractor shall conduct the tests in the presence of the Construction Manager.

**END OF SECTION**


ADDENDUM NO. 1 TO THE PLANS, SPECIFICATIONS … WTP Process... · space. Connect new feeder ......

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