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200-f009 <br /> NSF LOCKING EXPANSION CAP <br /> WITH PADLOCK <br /> WATERPROOF, TRAFFIC APPROVED <br /> CAST IRON SURFACE ENCLOSURE <br /> GROUND SURFACE <br /> ------ ---- "- <br /> - -- - AT <br /> _..._. ... ----._.- •-" CONCRETE APRON <br /> GROUND SURFACE <br /> BLANK CASING <br /> CEMENT GROUT <br /> BENTONITE PELLET SEAL <br /> 4" DIAMETER SCH 40 NSF PVC <br /> WITH 0.02" FACTORY SLOTTED <br /> SCREEN <br /> GRAVEL PACK, MONTEREY SAND <br /> #3, PLACED 18 TO 24 INCHES <br /> ABOVE TOP OF WELL SCREEN <br /> .... <br /> ::: <br /> . . <br /> ..................... ...:. <br /> NSF PVC CAP <br /> V <br /> T�CHNOW ► COW. PROPOSED MONITORING WELL <br /> CONSTRUCTION DIAGRAM <br /> EAST BAY MUNICIPAL UTILITY DISTRICT FIGURE 4-2 <br /> STOCKTON SERVICE CENTER <br /> DESIGNED BY- APPROVED BYE DATE- <br /> PR❑JECT N❑.� 40429.200 MRL JGRM 7-23-93 <br />