DWD 6 Double Offset Steel Pipe, Cement Mortar Lined and Coated, 6” to 24” DWD 7 Single Offset Steel Pipe, Cement Mortar Lined and Coated, 6” to 24” DWD 8 Service and Meter Box Installations, 5/8” to 2”
C:\CDMXM\TALBOTWK\D2827275\DWD 00.DWG TALBOTWK 6/24/2019 10:41 AM TALBOTWK 6/24/2019 10:41 AMTALBOTWK 6/24/2019 10:41 AM 6/24/2019 10:41 AM6/24/2019 10:41 AM
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PIPE O.D.
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HAND DIG BELL/COUPLING HOLES SO THAT PIPE IS SUPPORTED ALONG ENTIRE LENGTH
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BLUE SINGLE STRAND INSULATED 12 GA COPPER WIRE PER SPECIFICATIONS TAPE TO PIPE. USE COPPER SPLIT CONNECTOR FOR SPLICING AND WRAP IN RUBBER TAPE. (SEE DWD 25 FOR EXAMPLE)
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REPLACEMENT PAVING THICKNESS, BASE MATERIAL AND COMPACTION TO SATISFY REQUIREMENTS OF AGENCY HAVING JURISDICTION
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EXISTING ASPHALT CONCRETE OR P.C. CONC
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SAW CUT
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PAVED AREAS
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UNPAVED AREAS
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WARNING TAPE SEE SECTION 02620 2.03B
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PIPE BEDDING COMPACTED TO 90%
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NOTES: 1. REFER TO SPEC SECTIONS 02210 & 02230.
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OVER EXCAVATION AND GRANULAR EMBEDMENT AS REQUIRED BY THE SPECIFICATIONS
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WATER MAIN
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1/6 OF
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3"
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12" FILL MATERIAL REQ PRIOR TO COMMENCING COMPACTION EFFORT
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18"
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BACKFILL COMPACTED TO 90%
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AGGREGATE BASE COMPACTED TO 95%
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BACKFILL COMPACTED TO 90%
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MIN
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PIPE O.D.
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STANDARD DRAWING
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DIABLO WATER DISTRICT
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DWD 1
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WDB
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WKT
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WW
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DESIGNED
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DRAWN
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APPROVED
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DATE
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DWG. NO.
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STANDARD TRENCH SECTION
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C:\CDMXM\TALBOTWK\D2827275\DWD 01.DWG TALBOTWK 6/24/2019 11:14 AM TALBOTWK 6/24/2019 11:14 AMTALBOTWK 6/24/2019 11:14 AM 6/24/2019 11:14 AM6/24/2019 11:14 AM
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JUNE, 2019
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MIN PIPE TO TRENCH WALL CLEARANCE SHALL BE 12" MIN ON BOTH SIDES. FOR REFERENCE SEE SECTION 02210, 3.01E.
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%%UTYPICAL THRUST BLOCK SECTION-VERTICAL VIEW
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39.5
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27.5
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22.5
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3.0
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10.5
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18.0
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7.5
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5.0
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1.5
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24"
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20"
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18"
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12"
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16"
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10"
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8"
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6"
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4"
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55.5
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39.0
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32.0
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4.0
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15.0
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25.5
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10.5
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7.0
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2.0
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20.0
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14.0
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11.5
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5.5
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9.0
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4.0
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2.5
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2.5
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1.0
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30.5
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21.0
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17.5
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14.0
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8.0
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6.0
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4.0
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15.5
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11.0
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4.5
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9.0
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7.0
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3.0
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2.0
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2.5
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1.5
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1.5
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1.0
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%%UBLIND TEE
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EXAMPLE:
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MULTIPLIER
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1,000 PSF
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1,500 PSF
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2,000 PSF
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2,500 PSF
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3,000 PSF
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ACTUAL SOIL
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BEARING
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VALUE
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2.0
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1.33
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1.0
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0.8
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0.67
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TRENCH SUBGRADE
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.75 DIA., MIN.
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1 MIN,
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6
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1 MAX
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1
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WDB
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WW
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JUNE, 2019
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STANDARD DRAWING
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CONCRETE THRUST BLOCKS
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DWD 2
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DESIGNED
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DRAWN
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APPROVED
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DATE
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DWG. NO.
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NOTES: 1. THRUST BLOCKS SHALL BE CLASS B CONCRETE (5 SACK MIX) 2. MAXIMUM TEST PRESSURE = 150 PSI 3. THRUST BLOCK HORIZONTAL WIDTH (A) SHALL BE AT LEAST TWICE THE VERTICAL HEIGHT (B) 4. TOP OF THRUST BLOCK SHALL NOT BE PLACED WITHIN 2' OF FINISHED GRADE. 5. REFER TO SPEC SECTIONS 03100 AND 03304.
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PIPE SIZE
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DEAD END, TEE, BO OR PLUG
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CROSS (EA BLOCK)
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90° ELBOW
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45° ELBOW & WYE
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22.5° ELBOW
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ACTUAL SOIL BEARING VALUE = 1,000 PSF FOR 8" BLOW OFF REQUIRED AREA IS: (2.0)(5.0 SQ FT) = 10.0 SQ FT
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THRUST BLOCK AREA OF REQUIRED BEARING (SQ FT) BASED ON ALLOWABLE SOIL BEARING VALUE OF 2,000 PSF
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MULTIPLIERS FOR THRUST BLOCK AREAS
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50% OF TEE THRUST BLOCK AREA
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100% OF TEE THRUST BLOCK AREA
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DEAD - END PLAN VIEW
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HORIZONTAL BEND
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90° ELL
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TEE
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CROSS
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15 LB FELT
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AREA (COMPUTED FROM TABLE) DIVIDED BY VERTICAL HEIGHT (B) EQUALS HORIZONTAL WIDTH (A) OF THRUST BLOCK
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SHALL BE GREATER THAN THE LARGER OF EITHER A/2 OR B/2. 1' MIN.
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DIABLO WATER DISTRICT
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WKT
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C:\CDMXM\TALBOTWK\D2827275\DWD 02.DWG TALBOTWK 6/24/2019 11:11 AM TALBOTWK 6/24/2019 11:11 AMTALBOTWK 6/24/2019 11:11 AM 6/24/2019 11:11 AM6/24/2019 11:11 AM
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14.0
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14"
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20.0
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7.0
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11.0
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5.5
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MIN, 6" CAVITY INTO UNDISTURBED SOIL, TYP.
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TEE
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(A)
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(B)
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(A)
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ELBOW
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(B)
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%%UPLAN
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%%UELEVATION
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CLASS B CONCRETE
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THRUST BLOCK DIMENSIONS ~ UPWARD THRUST
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PIPE
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SIZE
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4"
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6"
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8"
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10"
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2'-0"
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L
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W
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11"
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H
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G
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L
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W
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H
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G
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L
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W
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H
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G
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12"
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2'-0"
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3'-0"
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3'-6"
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4'-0"
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2'-0"
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2'-0"
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2'-0"
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2'-6"
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3'-0"
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1'-3"
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2'-0"
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2'-2"
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2'-11"
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9"
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1'-0"
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1'-9"
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1'-9"
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2'-6"
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2'-0"
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3'-0"
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4'-0"
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5'-0"
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6'-0"
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2'-0"
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2'-0"
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2'-0"
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3'-0"
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3'-0"
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1'-2"
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2'-8"
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3'-4'
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3'-6"
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3'-8"
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9"
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1'-0"
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2'-6"
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2'-6"
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2'-6"
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3'-0"
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4'-0"
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5'-0"
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6'-0"
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7'-0"
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2'-0"
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3'-6"
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2'-8"
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6'-8"
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8'-0"
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1'-6"
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2'-6"
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3'-0"
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3'-0"
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3'-11"
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5'-4"
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2'-6"
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3'-6"
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4'-6"
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5'-6"
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(5 SACK MAX)
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STANDARD DRAWING
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DWD 3
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WDB
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WKT
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WW
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11- ° BEND14° BEND
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22- ° BEND12° BEND
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45° BEND
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DESIGNED
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DRAWN
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APPROVED
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DATE
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DWG. NO.
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NO.5 RE-BARS, 2 REQ'D. EXPOSED RE-BARS WRAPPED W/IO MIL TAPE
MIN PIPE TO TRENCH WALL CLEARANCE SHALL BE 12" MIN ON BOTH SIDES
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DIABLO WATER DISTRICT
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WDB
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WKT
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JUNE, 2019
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WW
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DWD 4
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STANDARD DRAWING
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CONCRETE REINFORCED PIPELINE COVER SECTION
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DESIGNED
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DRAWN
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DWG. NO.
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DATE
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APPROVED
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SAWCUT OR GRIND FULL DEPTH OF EXIST AC MIN 12" FROM EDGE OF SLAB FOR FINAL PAVING. REPLACE STREET SECTION FOR MIN 12" FROM EDGE OF SLAB
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MIN 6" CL 2 AB OR PIPE BEDDING SAND, COMPACT TO MIN 95% REL COMPACTION
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MIN 6" AC ABOVE SLAB
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#5@12" OC CONT
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MIN 10" THICK SLAB W/ #6@12" OC W/ STD HOOKS EACH END (TOP) #6@6" OC W/OUT STD HOOKS (BOT)
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DISTANCE VARIES, MIN 8"
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EDGE OF PIPE TRENCH
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OVER EXCAVATION AS DIRECTED BY ENGINEER, TO MIN 12". FILL W/ DRAIN ROCK OR CL 2 AB COMPACTED TO 90% MIN REL COMPACTION AND GEOFABRIC AS DIRECTED BY ENGINEER
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CL 2 AB OR PIPE BEDDING SAND, COMPACT TO MIN 90% REL COMPACTION
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NOTES: 1. CONCRETE REINFORCED PIPELINE COVER SECTION SHALL NOT BE CONCRETE REINFORCED PIPELINE COVER SECTION SHALL NOT BE SUBSTITUTED FOR INADEQUATE PIPELINE COVER WITHOUT DISTRICT APPROVAL. 2. CONCRETE SHALL BE CLASS B (5 SACK MIX) CONCRETE SHALL BE CLASS B (5 SACK MIX) 3. REFER TO SPEC SECTIONS 02210, 02230, & 03304.REFER TO SPEC SECTIONS 02210, 02230, & 03304.
FLANGE X MJ ADAPTER WITH MEGALUG WITH MIN 10" BARREL. WITH MIN 10" BARREL. USE INSULATING FLANGE AND PROTECT AGAINST CORROSION PER DWD STD SPECS.
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PARTIAL BORE AND CASE REQUIREMENTS
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FLANGE X MJ ADAPTER WITH MEGALUG SIMILAR SIMILAR TO OTHER (SHOWN TAPE WRAPPED).
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CALPICO MODEL W PIPE INSULATOR WITH 304 SS HARDWARE. NUMBER OF HEAVY-DUTY SKIDS VARIES
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EPOXY COATED STEEL CASING
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CEMENT MORTAR LINED AND COATED STEEL WATER PIPE
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PRIMER AND TAPE WRAP
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4"x 1/4"x (WATER PIPE OD) SPLIT BUTT STRAP
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NOMINAL WATER PIPE SIZE
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ACTUAL WATER PIPE OD
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MIN WATER PIPE WALL THICKNESS
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WATER PIPE CEMENT MORTAR LINING THICKNESS
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WATER PIPE CEMENT MORTAR COATING THICKNESS
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MIN CASING OD
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MIN CASING WALL THICKNESS
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PIPE INSULATOR WIDTH
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NO. OF SKIDS PER PIPE INSULATOR
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RAILROAD, CALTRANS, OR OTHER AGENCY REQUIREMENT MAY SUPERSEDE THESE DETAILS. NOTIFY DIABLO WATER DISTRICT SHOULD THIS BE THE CASE. ALL CASING JOINTS ARE TO BE WELDED WATERTIGHT. CONDUIT TO SLOPE SLIGHTLY IN ONE DIRECTION. WATER PIPE SHALL BE JOINED WITH SPLIT BUTT STRAPS. OPTIONAL AIR TEST. AFTER WATER PIPE IS INSTALLED WITHIN THE AIR CASING, THE CONTRACTOR HAS THE OPTION TO PERFORM A PRESSURIZED AIR TEST PRIOR TO THE REQUIRED HYDROSTATIC TEST. THE PRESSURE AND DURATION OF THE AIR TEST SHALL BE DETERMINED BY THE CONTRACTOR. NOTE TEST RESULTS FOR BLOWN SAND PER SECTION 16640. MORTAR COATING SHALL BE 2 PARTS SAND:1 PART CEMENT. MORTAR DIAPERS WILL NOT BE ALLOWED. REFER TO SPEC SECTIONS 02231 & 02512.
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PACK ANNULAR SPACE WITH MORTAR TO SEAL CASING (TYP) BURKE NON FERROUS NON SHRINK GROUT, OR EQUAL, WITH PEA GRAVEL
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FILL ANNULAR SPACE WITH BLOWN SAND (ASTM C33 - FINE AGG)
NOTES: NOMINAL STEEL PIPE DIMENSIONS ON DRAWINGS REPRESENT THE MINIMUM PIPE INSIDE DIAMETER AFTER LINING. STEEL PIPE SHALL CONFORM TO AWWA C200. LININGS AND COATINGS SHALL CONFORM TO AWWA C205. COATING ON FLANGED ENDS SHALL REACH EDGE OF FLANGE. DOUBLE OFFSET TO BE FABRICATED BY WELDINIG USING FOUR 45° BUTT WELDING LONG RADIUS ELBOWS. MITRED ELBOWS CONFORMING TO AWWA C208 MAY BE USED ON 16" AND 18" OFFSETS. "C" DIMENSIONS AS REQUIRED, 4'-0" MINIMUM LENGTH. "A" AND "B" DIMENSIONS AS REQUIRED. CEMENT MORTAR LINING SHALL BE SHOP APPLIED AND BE FINISHED SQUARE AND UNIFORM AT THE ENDS OF THE PIPE. OFFSETS MAY BE FABRICATED IN PIECES TO AID INSTALLATION IN THE FIELD. SUCH PIECES TO BE JOINED WITH A WELDED 4" WIDE BY 0.25" THICK (MIN) STEEL BUTTSTRAP. BUTTSTRAP JOINTS TO BE COATED WITH TAPE AND BITUMEN BEFORE BACKFILLING. ALTERNATELY, PIECES MAY BE JOINED BY FLANGES. FLANGES TO BE COATED WITH BITUMEN & TAPE AFTER INSTALLATION. FLANGE PATTERN TO MATCH CONNECTING FITTING. FLANGE TO PIPE WELD SHALL CONFORM TO AWWA C207. FLANGES SHALL BE EPOXY COATED. REFER TO SPEC SECTIONS 02512 & 02675. 1 1/2" COUPLING WITH CP BUSHING TO BE USED.
NOTES: 1. NOMINAL STEEL PIPE DIMENSIONS ON DRAWINGS REPRESENT THE MINIMUM PIPE INSIDE DIAMETER AFTER LINING. NOMINAL STEEL PIPE DIMENSIONS ON DRAWINGS REPRESENT THE MINIMUM PIPE INSIDE DIAMETER AFTER LINING. 2. STEEL PIPE SHALL CONFORM TO AWWA C200. LININGS AND COATINGS SHALL CONFORM TO AWWA C205. STEEL PIPE SHALL CONFORM TO AWWA C200. LININGS AND COATINGS SHALL CONFORM TO AWWA C205. 3. SINGLE OFFSET TO BE FABRICATED BY WELDINIG USING TWO 45° BUTT WELDING LONG RADIUS ELBOWS. MITRED SINGLE OFFSET TO BE FABRICATED BY WELDINIG USING TWO 45° BUTT WELDING LONG RADIUS ELBOWS. MITRED ELBOWS CONFORMING TO AWWA C208 MAY BE USED ON 16" AND 18" OFFSETS. 4. "B" DIMENSION AS REQUIRED. "B" DIMENSION AS REQUIRED. 5. CEMENT MORTAR LINING SHALL BE SHOP APPLIED AND BE FINISHED SQUARE AND UNIFORM AT THE ENDS OF CEMENT MORTAR LINING SHALL BE SHOP APPLIED AND BE FINISHED SQUARE AND UNIFORM AT THE ENDS OF THE PIPE. 6. FLANGE PATTERN TO MATCH CONNECTING FITTING. FLANGE TO PIPE WELD SIZE SHALL CONFORM TO AWWA FLANGE PATTERN TO MATCH CONNECTING FITTING. FLANGE TO PIPE WELD SIZE SHALL CONFORM TO AWWA C207. FLANGES SHALL BE EPOXY COATED. 7. REFER TO SPEC SECTIONS 02512 & 02675.REFER TO SPEC SECTIONS 02512 & 02675.
1 " OR 2" ANGLE STOP, LOCKWING TYPE 12" OR 2" ANGLE STOP, LOCKWING TYPE OUTLET: METER FLANGE MUELLER B-24276N
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1 " & 2" SERVICE LINES12" & 2" SERVICE LINES
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1 " & 2" METERS12" & 2" METERS
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58" OR 1"
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1 "12"
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DIABLO WATER DISTRICT
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WDB
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WKT
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JUNE, 2019
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WW
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STANDARD DRAWING
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DESIGNED
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DRAWN
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DWG. NO.
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DATE
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APPROVED
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DWD 8
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SERVICE AND METER BOX INSTALLATIONS, 5/8" TO 2"
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NOTES: 1. ALL METER BOXES MUST BE SET ALL METER BOXES MUST BE SET TRUE, PERPENDICULAR TO STREET AND FLUSH WITH EXISTING SURFACE. 2. SPACE BETWEEN BOXES IN MULTIPLE SPACE BETWEEN BOXES IN MULTIPLE METER INSTALLATIONS SHALL BE 2". 3. DO NOT SET METER BOXES ON DO NOT SET METER BOXES ON PRIVATE PROPERTY. 4. MINIMUM SERVICE LINE SIZE IS 1 MINIMUM SERVICE LINE SIZE IS 1 INCH. ALL SERVICE LINES LARGER THAN 1 INCH SHALL BE COPPER. 5. SNAKE POLYETHYLENE PIPE IN SNAKE POLYETHYLENE PIPE IN TRENCH PER MANUFACTURER'S RECOMMENDATIONS. 6. STAINLESS STEEL INSERT STIFFENERS STAINLESS STEEL INSERT STIFFENERS SHALL BE USED AT CORP AND ANGLE STOPS IN POLYETHYLENE SERVICE LINES WHEN RECOMMENDED BY THE FITTING MANUFACTURER (NOT REQUIRED FOR MUELLER INSTANTIATE). 7. REFER TO SPEC SECTIONS 15100, REFER TO SPEC SECTIONS 15100, 15400 & 16640. 8. NO METER BOXES IN DRIVEWAYS. NO METER BOXES IN DRIVEWAYS. 9. BOXES ON A SLOPE SHALL BE SET BOXES ON A SLOPE SHALL BE SET LEVEL AND PROTECTED BY A RETAINING WALL AS NECESSARY.
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MUELLER BR2B OR APAC 113, (CC) THREAD. WRAP DIP W/10 MIL TAPE AT SADDLE
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PVC:
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BRONZE WIDE BAND OR DOUBLE STRAP SERVICE SADDLE, AWWA STD (CC) THREAD ONLY
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ROUGH REDWOOD 2 X 4 (TYP)
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SENSUS SR II
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FLOW METER
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TO MAIN (TYP)
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QUARTER BEND FITTING FOR RESIDENTIAL SERVICES
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MIRAFI 14ONC FILTER FABRIC SHALL CONFORM TO THE STATE STANDARD SPECIFICATION SECTION 88-103
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TO MAIN
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3/4" CRUSHED ROCK, BENEATH METER AND 8" DEEP BENEATH ROUGH REDWOOD
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ACP: BRONZE DOUBLE STRAP SERVICE SADDLE, AWWA STD (CC) THREAD ONLY. FULL CIRCLE STAINLESS STEEL FOR 6" AND UNDER.
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3-PART UNION COMP x COMP, BRASS. NOT ALLOWED WHEN DISTANCE FROM WATER MAIN TO ANGLE STOP IS 100 FT OR LESS FOR 1", OR 60 FT OR LESS FOR 1-1/2" TO 2".
CORPORATION STOP, KEY OR BALL TYPE, INLET: AWWA STD (CC) THREAD ONLY
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1" ANGLE STOP, LOCKWING TYPE OUTLET: 1" METER SWIVEL NUT MUELLER B-24258N
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METER BUSHING, 3/4" x 1" (5/8" METERS ONLY), BR.
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C
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C
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A
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4" - DIP FLxPE SPOOL
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LENGTH AS REQUIRED, C-104.
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B
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B
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A
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B
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B
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FELT
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4'-0"
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CUSTOMER
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RESPONSIBILITY
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S
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O
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E
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C
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L
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C
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L
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O
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S
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E
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E
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P
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O
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N
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N
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O
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P
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E
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FEBCO
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SHOWN W/ FEBCO MODEL LF880V N-SHAPE REDUCED PRESSURE ASSEMBLY
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(NTS)
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18" WITH AIR GAP DRAIN
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5"
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12"
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18"
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CUSTOMER
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MAINTAINED BY
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DWD
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PLAN
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NTS
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MAINTAINED BY
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4" ELBOW
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FCA
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A
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B
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NOTES: 1. OMIT 2" BYPASS IF DIRECTED BY OMIT 2" BYPASS IF DIRECTED BY DWD. 2. REFER TO SPEC SECTIONS 02210, REFER TO SPEC SECTIONS 02210, 03304, 03600, & 15400.
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CHRISTY B44 UTILITY BOX W/B44-62D GALV LID. USE POLYLITE LID IF NO TRAFFIC AS DIRECTED BY DWD.
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THRUST BLOCK AS DIRECTED BY DIABLO WATER DISTRICT
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4" SERVICE
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4" SENSUS COMPOUND METER WITH STRAINER. CENTER IN BOX
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SLOPE SLAB TO DRAIN
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THRUST BLOCK AS DIRECTED BY DIABLO WATER DISTRICT
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2x6 ROUGH REDWOOD
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4" ELBOW
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4" SERVICE
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FINISH GRADE
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CURB
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FEBCO MODEL 880V N-SHAPE
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4" SENSUS
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COMPOUND METER
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W/STRAINER.
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CENTER IN BOX
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EXTENSION
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3/4"
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CLEAN
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CRUSHED
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GRAVEL
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FLxFL SETTER
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CUSTOMER'S PIPING
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DESIGNED
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DRAWN
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DWG. NO.
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DATE
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APPROVED
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DIABLO WATER DISTRICT
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WDB
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WKT
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JUNE, 2019
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WW
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DWD 9
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STANDARD DRAWING
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3" AND 4" COMPOUND METER INSTALLATION
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ITEM
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DESCRIPTION
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BRONZE MUELLER SADDLE WITH 2" OUTLET
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1
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1
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2"-H-15014N MUELLER CC THREAD CORPORATION VALVE WITH F.I.P. THREADED OUTLET.
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2
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2"-H-15531N MUELLER QUARTER BEND COUPLING, COMPRESSION CONNECTION FOR CTS O.D. TUBING X M.I.P.
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3
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2" COPPER TUBING
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4
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G5 CHRISTY VALVE BOX
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5
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MUELLER 4" GATE VALVE
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6
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1
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2
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3
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4
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5
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2" BYPASS
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3
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2
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6
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FLGxFLG
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6
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5
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7
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MUELLER 300 BALL CURB VALVE
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B-25209N-2" CTS.
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7
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6
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6
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* INSTALLATION AS SHOWN IS FOR 4-INCH METER. REDUCE PIPES AND VALVES TO 3-INCH FOR 3-INCH METER INSTALLATION.
NOTES: 1. SOME MEANS OF PRESSURE RELIEF MUST BE PROVIDED BY THE CUSTOMER SO THAT EXCESSIVE SOME MEANS OF PRESSURE RELIEF MUST BE PROVIDED BY THE CUSTOMER SO THAT EXCESSIVE PRESSURE WILL NOT DISRUPT CUSTOMER'S PIPING OR FIXTURES. 2. ALL COMPONENTS SHALL BE BRASS. ALL COMPONENTS SHALL BE BRASS. 3. INSTALLATION MUST BE MADE ADJACENT TO METER. INSTALLATION MUST BE MADE ADJACENT TO METER. 4. BACK FLOW PREVENTER BOX SHALL BE LOCATED OUTSIDE OF TRAFFIC AREAS IF FEASIBLE. IF IN BACK FLOW PREVENTER BOX SHALL BE LOCATED OUTSIDE OF TRAFFIC AREAS IF FEASIBLE. IF IN TRAFFIC AREA, FURNISH WITH TRAFFIC COVER. 5. WATER SERVICES SHALL BE INSTALLED AT LEAST 5 FEET FROM SEWER LATERALS. WATER SERVICES SHALL BE INSTALLED AT LEAST 5 FEET FROM SEWER LATERALS. 6. IF CONSUMER'S PIPING IS GALVANIZED IRON, THE UNION BETWEEN THE BACKFLOW PREVENTER AND THE IF CONSUMER'S PIPING IS GALVANIZED IRON, THE UNION BETWEEN THE BACKFLOW PREVENTER AND THE CUSTOMER'S PIPING SHALL BE DIELECTRIC. 7. HOUSES WITH FIRE SPRINKLERS SHOULD USE 1" METER WITH 1-1/4" BACKFLOW PREVENTER. HOUSES WITH FIRE SPRINKLERS SHOULD USE 1" METER WITH 1-1/4" BACKFLOW PREVENTER. 8. REFER TO SPEC SECTION 15400. REFER TO SPEC SECTION 15400. 9. CONTRACTOR TO SUPPLY AND INSTALL 1/4" MIP X 1/4" FLARE ADAPTER TEST FITTINGS (TOTAL OF 4). CONTRACTOR TO SUPPLY AND INSTALL 1/4" MIP X 1/4" FLARE ADAPTER TEST FITTINGS (TOTAL OF 4). 10. WATER UTILITY BOXES SHALL ONLY CONTAIN DWD OWNED FACILITIES. WATER UTILITY BOXES SHALL ONLY CONTAIN DWD OWNED FACILITIES. 11. SEE SUBMITTAL LOG FOR DETAIL ON METER LID SPECIFICATION.SEE SUBMITTAL LOG FOR DETAIL ON METER LID SPECIFICATION.
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BOX MINIMUM INSIDE LENGTH
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MIRAFI 14ONC FILTER FABRIC SHALL CONFORM TO THE STATE STANDARD SPECIFICATION SECTION 88-103
CONC BASE TO HAVE 3" GREATER DIMENSION THAN ENCLOSURE O.D.
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BACKFLOW PREVENTER INSTALLATION, 3/4" TO 2"
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STANDARD DRAWING
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DIABLO WATER DISTRICT
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REDUCED PRESSURE
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DWD 11
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WDB
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DESIGNED
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DRAWN
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APPROVED
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DATE
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DWG. NO.
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FEBCO LF825YA RPBP WITH BALL VALVES, BR. SIZE TO MATCH METER
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BPDI GUARDSHACK, HINGED PROTECTIVE ENCLOSURE WITH GATE SIZED PER DWD REQUIREMENTS. FOREST GREEN, STAINLESS STEEL, POWDER COATED
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PVC CLASS 200 SLEEVES 2-TYP
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TO CUSTOMER
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INSTALL BRASS BALL VALVE FOR CUSTOMER'S USE, MUELLER B20200 OR APPROVED EQUAL (SEE NOTE 3)
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PIPE/FITTINGS TO BE THD BRASS, SIZE TO MATCH RPBP
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METER & METER BOX SEE DWG NO. DWD 8
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NOTES: 1. DO NOT SET REDUCED PRESSURE BACKFLOW PREVENTER (RPBP) ON PRIVATE PROPERTY. DO NOT SET REDUCED PRESSURE BACKFLOW PREVENTER (RPBP) ON PRIVATE PROPERTY. 2. IF RPBP IS LOCATED NEAR TRAFFIC AREAS, DWD WILL REQUIRE A MIN OF TWO 4" IF RPBP IS LOCATED NEAR TRAFFIC AREAS, DWD WILL REQUIRE A MIN OF TWO 4" GALVANIZED STEEL GUARD POSTS TO BE 42" HIGH, EMBEDDED 36" BELOW GROUND IN CONCRETE, AND FILLED WITH CONCRETE. 3. FITTING SHOULD BE DIELECTRIC WHERE JOINING DISSIMILAR METALS. FITTING SHOULD BE DIELECTRIC WHERE JOINING DISSIMILAR METALS. 4. PROTECTIVE ENCLOSURE SHALL BE FOREST GREEN 5. REFER TO SPEC SECTIONS 02210,PROTECTIVE ENCLOSURE SHALL BE FOREST GREEN 5. REFER TO SPEC SECTIONS 02210,02620, 03304, & 15400 FOR FULL DESCRIPTION. 5. CONTRACTOR TO SUPPLY AND INSTALL (4) 1/4" MIP X 1/4" FLARE ADAPTER.CONTRACTOR TO SUPPLY AND INSTALL (4) 1/4" MIP X 1/4" FLARE ADAPTER.
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3 1/2" CONC BASE ON 6" OF 3/4" COMPACTED DRAIN ROCK
TEN-INCH RP BACKFLOW PREVENTER ASSEMBLY ILLUSTRATED. ALL PIPING TO BE SAME DIAMETER AS RP BACKFLOW PREVENTER ASSEMBLY UNLESS OTHERWISE NOTED. IF RP BACKFLOW PREVENTER ASSEMBLY IS LOCATED NEAR TRAFFIC AREAS, DWD REQUIRES 4-INCH GALVANIZED STEEL GUARD POSTS AROUND THE PERIMETER. GUARD POSTS TO BE 42" HIGH, EMBEDDED 36" BELOW GROUND IN CONCRETE AND FILLED WITH CONCRETE. PROVIDE FENCE ENCLOSURE PER DRAWING DWD 14. RP BACKFLOW PREVENTER MANUFACTURERS: FEBCO MODEL LF880V. MASTIC COAT BOLTS AND TAPE WRAP PIPE AND VALVE SETTER WITH 10 MIL (MIN) POLY. REFER TO SPEC SECTIONS 02221, 03304, & 15400.
WRAP SEAL POLYBAG W/ 10 MIL TAPE WITHIN AND TO 1" ABOVE CONCRETE SLAB. TRIM EXCESS POLYBAG ABOVE TAPE FOLLOWING REVIEW BY DWD INSPECTOR.
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NTS
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A
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KEY
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1
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TAPPING SLEEVE OR TEE
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QTY
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MATERIALS
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1
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B
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AS
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C
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1
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D
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2
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E
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1
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F
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O
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P
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E
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N
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C
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L
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O
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S
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E
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E
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S
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O
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L
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C
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N
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E
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P
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O
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F
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E
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D
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C
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B
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A
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COVER
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WATER MAIN
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C
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TAPPING OR GATE VALVE FLG x MJ
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DUCTILE IRON PIPE OR C900
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MJ x FLG VALVE SETTER (REQ'D)
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DUCTILE IRON PIPE FLG BOTH ENDS
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DOUBLE CHECK DETECTOR VALVE
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REQ'D
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MIN
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MIN
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WITH TESTCOCKS
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NOTE 6
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MIN
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MIN
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3'-0"
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3'-0"
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MAINTAINED BY
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DWD
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MAINTAINED BY
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CUSTOMER
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#4 REBAR @ 12" O.C.
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EACH WAY
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%%U PLAN
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1
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-
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SECTION
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1
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NTS
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-
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DOUBLE CHECK DETECTOR ASSEMBLY INSTALLATION,
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2-1/2" TO 10"
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TEN-INCH DOUBLE CHECK DETECTOR ASSEMBLY ILLUSTRATED. ALL PIPING TO BE SAME DIAMETER AS DETECTOR CHECK VALVES UNLESS OTHERWISE NOTED. INSTALL FOUR BOLLARDS PER DWD 24 AROUND UNIT. LOCATIONS OF BOLLARDS PER DWD INSPECTOR. PROVIDE FENCE ENCLOSURE PER DRAWING DWD-14. DOUBLE CHECK DETECTOR VALVE MANUFACTURER: FEBCO MODEL LF876VST N-SHAPE. MASTIC COAT BOLTS AND TAPE WRAP PIPE AND VALVE SETTER WITH 10 MIL (MIN) POLY. SENSES SR 2 METER WITH 520M FLEXNET MTX UNIT. REFER TO SPEC SECTIONS 02210, 03304, & 15400. INSTALL FREEZE BAG ON COMPLETED VALVE INSTALLATION.
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6" THICK CONCRETE SLAB (5 SACK MIX) PLACED UPON 6" OF COMPACTED DRAINROCK
WRAP SEAL POLYBAG W/ 10 MIL TAPE WITHIN AND TO 1" ABOVE CONCRETE SLAB. TRIM EXCESS POLYBAG ABOVE TAPE FOLLOWING REVIEW BY DWD INSPECTOR.
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9.
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6'-0"
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3'-0"
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STANDARD DRAWING
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DIABLO WATER DISTRICT
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CHAIN LINK FENCE ENCLOSURE
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DWD 14
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WDB
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WKT
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WW
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DESIGNED
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DRAWN
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APPROVED
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DATE
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DWG. NO.
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TENSION WIRE
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PVC COATED GALVANIZED WITH 1" OPENINGS
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FENCING SHALL BE DIMENSIONED TO MATCH THE OUTSIDE OF THE CONCRETE SLAB PERIMETER OR AS DIRECTED. CONCRETE FOR POST TO BE A 5 SACK MIX AND SHALL BE PROPERLY MIXED BEFORE PLACING. DRY CONCRETE MIX SHALL NOT BE PLACED INTO POST HOLES. REFER TO SPEC SECTIONS 02830 & 03304. MESH OPENING TO BE DETERMINED AS PER PROJECT REQUIREMENT.
FIRE HYDRANT AND HYDRANT PIPING CONFIGURATION SHALL CONFORM TO THE REQUIREMENTS OF THE LOCAL FIRE PROTECTION DISTRICT HAVING JURISDICTION. WHEN NO CURB IS PRESENT CONSULT DISTRICT FOR LOCATION OF HYDRANT. USE MEGALUG RESTRAINT WHERE MJ FITTINGS ARE USED. APPLY NSF 61- APPROVED LUBRICANT TO HYDRANT OUTLETS THREADS. REFER TO SPEC SECTIONS 03304 & 15100.
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5' MIN OR 2' BEHIND SIDEWALK WHICHEVER IS GREATER
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SET BURY SO THAT CONCRETE COLLAR IS BETWEEN THE TWO BREAK-OFF SCORES
SDR 35 OR THICKER 8" RISER PIPE (LENGTH AS REQUIRED)
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2"x4"x12" REDWOOD BLOCK, TYP
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SLOPE AWAY
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PAVED AREAS
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UNPAVED AREAS
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PAVED AREAS
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CHRISTY G12 OR EQUAL
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CONCRETE COLLAR
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3,000 PSI
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THROAT DIA 12" MIN
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SDR 35 OR THICKER 12" RISER PIPE (LENGTH AS REQUIRED)
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MECHANICAL COMPACTION TO 95% IN THIS AREA
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SINGLE STRAND OF 12 GA COPPER WIRE, RUN THROUGH HOLES CUT IN CAN (NON-FERROUS PIPE ONLY) AT 15" BELOW FINISHED GRADE
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VALVE BOX MUST NOT REST ON VALVE
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8" VALVE BOX AND COVER, SEE ABOVE
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2" x 4" x 18" RDWD BLOCK
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GATE VALVE
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2" x 8" x 12" RDWD BLOCK CONCRETE, OR DRAINROCK
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TAPE WIRE TO PIPE
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NOTES: 1. VALVE CANS SHALL BE SET VALVE CANS SHALL BE SET SUCH THAT THEIR TOP WILL BE FLUSH WITH TOP OF PAVEMENT AFTER FINAL PAVING IS COMPLETE. 2. VALVE OPERATING NUTS VALVE OPERATING NUTS NOT WITHIN 24" OF FINISHED GRADE REQUIRE A VALVE NUT EXTENSION PER DRAWING DWD 18. 3. REFER TO SPEC SECTIONS REFER TO SPEC SECTIONS 02230, 03304, 15100, & 16640.
CIRCULAR 0.25" STL PLATE DIA. = (VALVE BOX I.D. - 1") DRILL 1.66" DIA HOLE IN CENTER FOR PIPE
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1 1/4" SCHED 80 STL PIPE (ONE PIECE)
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2 1/2" SQ x 0.25" STL PLATE
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VALVE KEY, 1/4" STL PLATE
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LENGTH OF EXTENSION IN INCHES SHALL BE INSCRIBED WITH AN ARC WELD BEAD (MIN 2" IN HEIGHT) ON TOP FACE OF CIRCULAR PLATE. VALVE KEY SHALL FIT OVER STANDARD 2" VALVE OPERATING NUT. EXTENSION NUT AND VALVE KEY TO BE ALIGNMENT WITH EACH OTHER. REFER TO SPEC SECTION 15100. POWDER COATED RED.
PLACER WATERWORKS CAT#PW/AE3618-M OR APPROVED EQUAL
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SLOPE FINISHED GRADE AWAY FROM AIR RELEASE BOX
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SUPPORT BOXES UPON TWO REDWOOD 2x4s
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1" MUELLER B24258
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CHRISTY B36X12 EXTENSION
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1" CORPORATION STOP, AWWA STD (CC) THREAD ONLY
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WATER MAIN
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NOTES: 1. REFER TO SPEC SECTIONS 03304 & 15100. REFER TO SPEC SECTIONS 03304 & 15100. 2. ARV TO BE INSTALLED AFTER BacT AND TIE-IN. ARV TO BE INSTALLED AFTER BacT AND TIE-IN. 3. SWABBING MUST BE DONE IN FRONT OF DWD INSPECTOR.SWABBING MUST BE DONE IN FRONT OF DWD INSPECTOR.
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BRONZE WIDE BAND OR DOUBLE STRAP SERVICE CLAMP
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BRONZE FULL CIRCLE CLAMP WITH GASKET
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DIP & STL
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PVC
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PIPE TYPE
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CLAMP TYPE
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1" BLUE PVC COATED STREAMLINE COPPER TUBING, TYPE K, SLOPE UPWARD (NO SPLICES)
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2-1" BR ST ELLS
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1" BR NIPPLE
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1" CRISPIN UL 10 UNIVERSAL AIR VALVE
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1" SCH 80 PVC
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ARV ENCLOSURE W/ 1" X 4" SST NAME PLATE ENGRAVED WITH "DIABLO WATER DISTRICT POTABLE WATER"
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CHRISTY VENT CAP 1" FPT #10 STAINLESS MESH (#VC1) OR APPROVED EQUAL
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CHRISTY B36 BOX
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12"
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6" MAX.
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1" SCH 80 PVC
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MIRAFI 14ONC FILTER FABRIC SHALL CONFORM TO THE STATE STANDARD SPECIFICATION SECTION 88-103
C:\CDMXM\TALBOTWK\D2827275\DWD 21.DWG TALBOTWK 2/27/2019 9:23 AM TALBOTWK 2/27/2019 9:23 AMTALBOTWK 2/27/2019 9:23 AM 2/27/2019 9:23 AM2/27/2019 9:23 AM
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JUNE, 2019
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WATER
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WATER
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4" LONG RADIUS 90° ELL, FLG
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STANDARD DRAWING
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DIABLO WATER DISTRICT
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4", 6", & 8" BLOWOFF ASSEMBLY
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DWD 22
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WDB
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WKT
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WW
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DESIGNED
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DRAWN
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APPROVED
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DATE
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DWG. NO.
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12" VALVE BOX ASSEMBLY SEE DWG DWD 17
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8" VALVE BOX ASSEMBLY SEE DWG DWD 17
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4" GALV PLUG WITH 2" NUT THREAD, HAND TIGHT ONLY. TOP OF PLUG TO BE 6" TO 9" BELOW FINISHED GRADE
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4" DIP WITH GALV COMPANION FLANGE, LENGTH AS REQUIRED
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4" GATE VALVE, FLG.
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MJ X FLANGE DIP ADAPTER
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WATER MAIN
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FLANGED REDUCER
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4" DIP SPOOL, MIN 8" LONG
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THRUST BLOCK PER DWG DWD 2
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INSTALLATION AS SHOWN IS FOR 4" BLOWOFF. INCREASE PIPES AND VALVES FOR LARGER INSTALLATIONS. PIPING ASSEMBLY SHALL BE WRAPPED IN POLYETHYLENE PRIOR TO PLACING CONCRETE. REFER TO SPEC SECTIONS 02610, 03304, 15100, & 16640.
NOTES: 1. 4" G.I.P. FILLED WITH CONCRETE. 4" G.I.P. FILLED WITH CONCRETE. 2. 1" WIDE SILVER AND RED 1" WIDE SILVER AND RED REFLECTIVE TAPE @ 6" O.C. 3. CONSULT WITH DWD INSPECTOR CONSULT WITH DWD INSPECTOR PRIOR TO INSTALLATION.