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INSTALLATION OF FLUSH GRADE MONITORING WELL <br /> Project General Mills, Inc. Monitoring Well No. MW-3 <br /> 2000 West Turner Road Elevations <br /> Lodi, CA Top of Riser: 4392 <br /> Delta No 40-92-708 Ground Level <br /> PROTECTIVE CASING <br /> L F" <br /> 16 LOCKING, WATERTIGHT CAP <br /> FLUSH GRADE WELL CONSTRUCTION <br /> DIAMETER AND MATERIAL 8-Inch steel <br /> TOTAL LENGTH 1 5 feet <br /> THICKNESS & TYPE OF SEAL Ifoot <br /> L2 <br /> I AMETER, MATERIAL, & JOINT TYPE OF RISER PIPE 2-inch, PVC,flush-mounted threads <br /> TYPE OF BACKFILL AROUND RISER <br /> Cement grout with bentonite <br /> La <br /> THICKNESS & TYPE OF SEAL <br /> 2 feet bentonite pellets <br /> Dl STANCE OF FILTER SAND ABOVE TOP OF SCREEN 2feet <br /> TYPE OF FILTER AROUND SCREEN No 3 Monterey sand <br /> N I TOR I NG WELL MATERIAL Poly vinyl chlonde <br /> L3 <br /> GREEN GAUGE OR SIZE OF OPENINGS CSLOT SIZE) O 020 inch <br /> D I AMETER AND LENGTH OF SCREEN 2 Inch dram x 20 feet <br /> DEPTH TO THE BOTTOM OF MONITORING WELL 50 feet <br /> DEPTH TO THE BOTTOM OF FILTER SAND 52feet <br /> ff THICKNESS & TYPE OF SEAL None <br /> DIAMETER OF BOREHOLE 8 Inches <br /> L1 = 05 FT Monitoring Well Water Level Measurements <br /> L2 = 29 5 FT Date Time Water Level" <br /> L3 = 200 FT 05/12/92 0824 4073 <br /> L4 = 520 FT <br /> 0nstallation Completed <br /> ate 05/12/92 <br /> Time 05 30 p m <br /> DeRa <br /> * Measure Point Top of casing <br />