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w <br /> SAMPLE USCS WELL. <br /> dESCRIPT]ON COONSTNST <br /> DUTH I No. m CODE <br /> f 50 S-50 49 87 Ml Silt trace clay, pale yellowish brown, dry, non--plastic, hard <br /> ppmv I <br /> 52 <br /> 54 <br /> 56 m <br /> S-55 49 PP 5 <br /> y <br /> 58 <br /> Silty sand fine--grained sand moderate brown, moist, non—plastic <br /> Sm very dense <br /> 60 5_60 87 Ppv Ml Silt trace fine—grained sand, light olive gray, dry, non—plastic, hard <br /> m <br /> 62 <br /> fi4 <br /> 5-65 57 pP 4 Clayey silt, pale olive, low plasticity <br /> . b6 my <br /> 68 <br /> 70 S--70 57 PP 4 Light olive gray <br /> 72 <br /> 74 <br /> 5-75 38 368 Silt trace clay, non—plastic <br /> ppmv <br /> — 76 - <br /> - 78 — <br /> A <br /> • __`MA` LOG OF BORING: B-25/VW-15 PLATE <br /> ARCO Service Station No. 6100 <br /> E�ii►�nrs <br /> 25775 South Patterson Pass 17 <br /> �00441C�9CTracy, California <br /> PROJECT NO. 30041 <br />