NMWD Standard Drawings


NMWD's Standards are depicted in the following PDF drawings.

NO.   DESCRIPTION
1 TRENCH SECTION
2 VALVE RISER
3 CONCRETE THRUST BLOCKING
4 CONCRETE ANCHOR BLOCKS FOR VERTICAL BENDS
5 TYPICAL FIRE HYDRANT INSTALLATION
6 2" BLOW-OFF ASSEMBLY
7 6" BLOW-OFF ASSEMBLY
8 WATERLINE INSTALLATION THROUGH CASING
9 STANDARD FLANGE OUTLET WITH COLLAR PLATE REINFORCEMENT
10 TYPICAL STEEL WATERMAIN LOWERING
11 CABLE BONDING JUMPER INSTALLATION
12 SACRIFICIAL ANODE INSTALLATION
13 TELEMETRY CABLE CONDUIT AND PULL BOX
14 4" STEEL MANIFOLD ASSEMBLY FOR MULTIPLE WATER SERVICE INSTALLATIONS
15 STANDARD WATER SERVICE INSTALLATION
16 DUAL 5/8" WATER METER INSTALLATION

17

17B

FIRE SERVICE BELOW GRADE (DCDA) 2 1/2" THROUGH 8"

FIRE SERVICE ABOVE GROUND (DCDA) 2 1/2" THROUGH 8"

18 BELOW GRADE BACKFLOW PREVENTER ¾" AND 1"
19 ABOVE GRADE BACKFLOW PREVENTER ¾" THROUGH 2"
20 SIGN FOR HIGH PRESSURE WATERLINE
21 PROTECTION BARRIER FOR FIRE HYDRANT
22 VALVE MARKINGS
23 LEAKAGE CHART
24 SYMBOLS AND ABBREVIATIONS
25 APPROXIMATE DEPTH OF WATERMAIN FROM VALVE NUT
26 STANDARD AIR RELIEF VALVE INSTALLATION 1" TO 4" IN SIZE
27 SAMPLE STATION
28 TYPICAL PRESSURE REGULATING VALVE (PRIVATE RESIDENCE)
29 WATER, RECYCLED WATER AND SEWER MAIN PARALLEL SEPARATIONS
30 WATER, RECYCLED WATER AND SEWER MAIN PERPENDICULAR SEPARATIONS
31

WATER, RECYCLED WATER AND SEWER MAIN PARALLEL AND PERPENDICULAR SEPARATION NOTES


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