SPRING DEVELOPMENT Ken Bousfield, P.E. Utah Division of Drinking Water.
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Transcript of SPRING DEVELOPMENT Ken Bousfield, P.E. Utah Division of Drinking Water.
![Page 1: SPRING DEVELOPMENT Ken Bousfield, P.E. Utah Division of Drinking Water.](https://reader035.fdocuments.us/reader035/viewer/2022081519/56649f335503460f94c5061b/html5/thumbnails/1.jpg)
SPRING DEVELOPMENT
Ken Bousfield, P.E.
Utah Division of Drinking Water
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WHEN IS A SYSTEM PUBLIC?
Prior to Construction:– Plan Review Issues– Source Water Protection
After Construction– Construction Inspection
After Use Meets the “Public” Definition– Water Quality Monitoring
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BASIS FOR RULES:
–Plan review a “Primacy” requirement
–Engineering principles–Experienced based rules
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PRELIMINARY CONCERNS:
– Water Rights– Source Protection– Under the Direct Influence– Chemical Quality– Source Capacity
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PLAN REVIEW PROCESS:
– Anticipated Design– “As Built” Plans– Bacteriologic Quality – Operational Permits
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15' MINIMUM
SPRING BOX
50' MINIMUM
-SUPPLY PIPE
100' MINIMUM
BOUNDRY OF PROTECTION AREA
NATURAL DRAINAGE CHANNEL
DIVERSION CHANNEL AROUND SPRING DIVERSION CHANNEL
AROUND SPRING
NATURAL DRAINAGE CHANNEL
BOUNDARY OFPROTECTION AREA
STOCK TIGHT FENCE
DIAGRAM 6-2
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BOUNDARY OF PROTECTIONAREA SEE DIA. 6-2 FOR DETAILS
50'MINIMUM
50'MINIMUM50'MINIMUM
15'MINIMUM
DIVERSION CHANNEL
TYPICALCOLLECTIONTILES
TYPICAL COLLECTIONTILES
STOCK TIGHTFENCE
SUPPLY PIPE
DIAGRAM 6-3
REQUIRED AREAPROTECTION FOR SEEPAGETYPE SPRINGS
NOTE: ALL TREES AND BRUSHWITHIN 50' OF THECOLLECTION TILES SHOULDBE REMOVED TO KEEP THELINES FREE OF ROOTS
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UNDEVELOPED SPRING
WATER BEARING FORMATION
IMPERVIOUS FORMATION
SPRING
DEVELOPED SPRI NG
WATER BEARI NG FORMATION
RELATI VELYI MPERVI OUS MATERI AL
10ft.
GRAVEL
6" MI NIMUM
#4 MESH SCREEN
OVERFLOWLI NE
PERMANENT FLOWMETER
SUPPLY PIPECOLLECTION TILE
DIAGRAM 6-4
SUGGESTED DETAILS FOR SPRINGDEVELOPMENT IN ALLUVIALFORMATIONS
JUNCTION BOX
SHUT OFF VALVE
CLAY CUTOFF WALL
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SPRING TRENCH DETAIL
6" 6"
RELATI VELY IMPERVIOUSBACKFILL
FINE GRAVEL
WATER BEARING STRATA
6"
COARSE GRAVEL
COLLECTIONTILE
WATER BEARING STRATA
10 FT.MINIMUM
SPRING WATER COLLECTION LINE DESI GN
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UNDERMINED SPRING:
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LOCK
SUPPLY PI PE
CONCRETE TUNNEL LI NI NG
SUPPLY PI PE
OVERFLOW PI PE W/ #4 MESHSCREEN
STEEL DOOR & FRAME
BULK HEAD
GROUND SURFACE
CONCRETE TUNNEL LI NI NG
SUPPLY PI PE
STEEL DOOR & FRAME
BULK HEAD
GROUND SURFACE
TOP VI EW
ELEVATI ON SECTI ON
NOTE: I NCLUDE PERMANENT FLOW MEASURI NG DEVI CE
SUGGESTED DETAI LS FOR COLLECTI ON OF SPRI NG WATERI N TUNNELS
OVERFLOW PI PE W/ #4 MESHSCREEN
DI AGRAM 6- 1
SPRI NGSPRI NG
BULK HEAD
SI DE VI EW
OVERFLOW PI PEW/ #4 MESH SCREEN
HI NGED DOOR W/ LOCK
SUPPLY PI PE
GROUND SURFACE
SPRI NG
HI NGES
GROUND SURFACE
OVERFLOW PI PEW/ #4 MESHSCREEN
FRONT VI EW
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4" RISE ON ACCESS ENTRYLOCKED
HINGED SHOE BOX TYPE LIDWITH GASKET
OVERFLOW PIPEW/#4 MESH SCREEN
12" OFFREEFALL
TURNED DOWN AIR VENTW/#14 MESH SCREEN
ACCEPTABLE LINER
MINIMUM 2 FEET OFIMPERVIOUS SOILCOVER WITH LINER
MINIMUM 10 FEET OFIMPERVIOUS SOIL COVERWITHOUT LINER
OTHER REQUIREMENTS:1.NO STANDING WATER OVER COLLECTION AREA.2.NO DEEP ROOTED VEGETATION IN SPRING COLLECTION AREA.3.NO ROOTS GROWING IN COLLECTION PIPING.4.STOCK TIGHT FENCE AROUND COLLECTION AREA.5.DIVERSION CHANNEL AROUND COLLECTION AREA. 6.NEEDS A PERMANENT FLOW MEASURING DEVICE.
ADDITIONAL INFORMATION:1.DOES SPRING HAVE SOURCE PROTECTION PLAN.2.TYPE OF COLLECTION PIPE.3.CONFINED AQUIFER.4.DISTANCE TO SURFACE WATER.5.CURRENT FLOW RATE.
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SPRING JUNCTION BOX:
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CAPACITY ISSUES:
– Source CapacityPeak Day Use
– Storage CapacityAverage Day Use
– Distribution CapacityPeak Instantaneous Use
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SOURCE CAPACITY ISSUES:
– Peak Day Use in gallons/day (gpd)Residence: 800gpdPicnic/Park: 5gpd/personVisitor’s Center: 5gpd/personCampground Hydrant: 35gpd/person