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1 <br /> WELL CONSTRUCTION DIAGRAM <br /> Proposed Nested Soil Vapor Extraction Well <br /> San Joaquin County Motor Pool 1810 E Hazelton Ave Stockton <br />' - Z <br /> v o <br /> v F <br /> LL U <br /> 2 � <br /> F � <br /> W wp <br />' O v <br /> WELL COMPLETION Expansion cap lock 18-inch diameter flush mount traffic-rated street box <br /> 0 c B a BOREHOLE 10 inch diameter drilled by hollow-stem auger drilling rig <br /> SURFACE SEAL Neat cement grout(3-6 feet) <br />' 5 <br /> BENTONITE SEAL Hydrated benlomte chips(6-10 feet) <br />' 10 BLANK WELL CASING 2-inch diameter pvc(0-12 feet) <br /> WELL SCREEN 2-inch diamter pvc(12-22 feet) <br /> FILTER PACK Monterey#3 sand(10-22 feet) <br />' 15 <br /> 20 <br /> SLIP CAP pvc <br /> BENTONITE SEAL Hydrated bentonite chips(22-26 feet) <br /> 25 <br /> BLANK WELL CASING 2-inch diameter pvc(0-28 feet) <br /> WELL SCREEN 2-inch diamter pvc(28-38 feet) <br /> 30 FILTER PACK Monterey#3 sand(26-38 feet) <br /> 35 <br /> SLIP CAP pvc <br /> BENTONITE SEAL Hydrated bentonite chips(38-42 feet) <br /> 40 <br /> 11 BLANK WELL CASING 2 inch diameter pvc(0-44 feet) <br /> WELL SCREEN 2-inch diamter pvc(44-54 feet) <br /> 45 <br /> FILTER PACK Monterey#3 sand(42-55 feet) <br /> 50 <br />' SLIP CAP pvc <br /> 55 <br /> 1 <br />