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u <br /> w <br /> '~ Well Box f <br /> 0. <br /> 'A rn Cn 0 DESCRIPTION <br /> -Asphalt 3" <br /> F+n <br /> l w -Dark brown sand,coarse <br /> Locking Cap grams and very fine grains, <br /> 5 S 5 moist,well graded,no clays <br /> t><.ti -Dark-medium brown sand <br /> E— Cement Grout S } 'J as above <br /> 10 2 14 10 <br /> 2"FVC i ry. -Medium brown sand as above <br /> BIank Casing n <br /> 15 27 X 15 -Gray-mW brown sand,fine <br /> grained sand and silt,low <br /> S plasticity <br /> F— Bentonite -add gray silt(50%) <br /> 20 *n` 56 X 20 <br /> a' 4 -Medium brown sand,very <br /> SC <br /> fine grained,poorly graded, <br /> brown clay(40%) <br /> 25 23 25 <br /> E--- Coarse Sand 5 <br /> Filter Pack SW <br /> 4 -Water at 29 feet <br /> 6 Y -Medium brown sand,coarse <br /> 30 - Sp 30 grained,poorly graded,minor <br /> Vh clays and fines,wet <br /> PVC Screen S C -Med bm,fine grained sand, <br /> (0 020" slots) poorly graded,clay rich,wet <br /> 35 't SW 35 -Med bin sand coarse to fine <br /> .v 27 grained,well graded <br /> CL -Med brn clay,plastic, dry <br /> 40 40 - Well completed to 38' <br /> PVC Flush-Threaded September 6,1991 <br /> Bottom Cap <br /> 45 45 <br /> 50 50 <br /> PARKER 4785 Rialto Court CHEAPER STORE#76 <br /> Environmental Pittsburg, CA 94565 894 North Main St., Manteca, California <br /> Services (51O) 439-1024 Figure 2 - MW-4 Bore Log and <br /> Well Construction Details <br /> Project 113-13 10/911 <br />