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CA <br /> DEPTH o P.I.D. USCS DESCRIPTION WELL <br /> GOIiST. <br /> NO. m CODE <br /> — 31 N/A Sy! Sand, fine— to coarse—grained sand, light olive green, very moist, <br /> 50 S-50 ppmv = medium dense. <br /> 52 SM Silty sand, light brown, moist. <br /> 54 <br /> 5-55 50-6 N/A Sandy silt, fine— to medium—grained sand, light brown, <br /> ppmv wet, hard. <br /> _ 56 - <br /> 58- ML Silt with some sand, fine—grained sand. <br /> 60 NA <br /> S-60 15 ppmv Stiff. <br /> 62 <br /> - 64 - <br /> 5-65 15 N/A <br /> ppmv <br /> 66T.D. Total depth = 65 feet. <br /> Ground—water encountered at approximately 50 feet. <br /> 00 Boring Terminated to construct monitoring well. <br /> 68 <br /> 70 <br /> - 72 - <br /> 74- <br /> 0 <br /> - 76 - <br /> 78 - <br /> 9 <br /> 6789 80 <br />• LOG OF BORING: B-6/MW-1 PLATE <br /> 0"AWA WAIRt ARCO Service Station No. 548 6 <br /> 1612 Hammer Lane <br /> ORLE� NO. Stockton, California <br /> PROJECT NO. 30004-4 o0005c <br /> 01 <br />