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i <br /> Ex7ironmental LOG OF BODING NO. UST-1 PAGE _.2_. of-2- <br /> Science & PROJECT NO 02--331-003 DATE. 9/19/90 THFOUGH <br /> A cc"PA" Magineermg, Inc CLIENT. DELTA TRUCK SALES 9/21/90 <br /> 587 Center avenue, Suite 350 SITE LOCATION STOCKTON, CA REF ELEV <br /> Martinez, California 94553 METHOC HOLLOW <br /> 415-372-3837 BORING LOCATION SEL MAP STELA AUGER <br /> UST-1 WCL_ <br /> E ao liOl-E DIA. 10 1/4' � <br /> V� DRILLER EXCEL TECH <br /> o_ <br /> ¢ o a a 4 ,°, LOGGED BY OUVER CHRISTEN � <br /> CL m a0- V)SUPERVISOR. SUSAN `NICKHAM, RG 3851 z <br /> c y � � o <br /> DESCRIPTION 3 is <br /> 5O <br /> 60 61 RING ® ?AL CLAYEY SILT -10 SILT( CLA", similar to above, but less <br /> 60 FT sand and more clay, less hydrocarbon odor <br /> I <br /> I AS ABOVE, with strong odor and staining <br /> 70 RING <br /> 80 35 70 HSL SANDY SILT, fan/brown, loose, slight odor <br /> 88146 RING <br /> F0 HIL AS ABOVE, mottled, slightly moist <br /> t 80 <br /> 80 23 <br /> RING ML AS ABOVE, moist <br /> 52 13 RING 0 SW SAND, brown, well—graded, fine—gralned, loose, wet, <br /> 85 FT I hydrocarbon odor <br /> 90 <br /> 82 0 NO RING HSL CJ SILT, brown, slightly malst, no odor, medium loose <br /> tX <br /> loo-- _ � <br />' _- = SW SAND. brown, well—graded, flowing, saturated, possible <br /> slight hydrocarbon odor <br /> Total Depth 103 FT <br /> 'A Soil sample submitted for laboratory analysis <br /> WELL CONSTRUCTION <br /> 103-83 ft. 4 slatted (0 02 In ) PVC, 83--0 ft, 4� blank <br /> 110 PVC, lacking well box 103--73 ft, #2/12 Monterey sand, <br /> 73-71 ft, bentonite pellets, 71-0 ft. grout. <br /> 1 <br />