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•v'DEPTN /FLOW LAND 37/RFACE, <br /> /N FEET STEEL PLATE COVER (No. 81730_51JH) <br /> ---0 /CMis/Y Prod2'MJ <br /> 9.. <br /> 1 _ CONCRETE VAULT, Inside Dimensions <br /> 3" I7"w a 30"1 a 12"d <br /> 1 40. 01730 boa and No.81730 ext. <br /> 15'/4-inch BOREHOLE <br /> _20 CEMENT SEAL <br /> 10-inch I.D. STEEL SURFACE CASING <br /> �. CLEAN WASHED PEA GRAVEL <br /> 4-inch BLANK FLUSH THREADED PVC PIPE <br /> e <br /> —100 <br /> SAND PACK (Monterey No.3 boggedsond) <br /> —120 <br /> 4-inch PVC WELL SCREEN <br /> 0.020-inch slot size, 40 slots per foot <br /> - 91/s-inch BOREHOLE <br /> CENTRALIZER <br /> 180 PVC CAP <br /> FIGURE 3. SCHEMATIC WELL CONSTRUCTION <br /> HARGIS+ASSOCIATES INS. <br />