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SAIC BORING NO.: SB-6 SHEET 1 OF 2 <br /> PROJECT: Ahern Road-Vernalis <br /> LOCATION: Vernalis,San Joaquin County,California <br /> COORDINATES: Y 37.63409,X -121.28962 PROJECT NO.: 26012S163A-0711-100 <br /> SURFACE ELEVATION: NA DATUM: WG 84 LOGGED BY: Sean Gehlke <br /> Q W Q Lu ] J <br /> W z m GEOLOGIC COMPLETIONw o > <br /> o <br /> oWs o ° >- DESCRIPTION DETAIL o <br /> Z�� U Z U Lu CSU <br /> Q — <br /> AK Location cleared to 8 feet by air knife. Soil sample >—'^` <br /> collected from companion hand auger boring. Not ; ,.,•'; Native fill <br /> logged. <br /> SB-6 <br /> @4' <br /> 5 <br /> DPWell Graded GRAVEL with silt and sand(GW):about <br /> •�' 10%F 30%S 60%G;brown(10YR 4/3);dry;loose. <br /> 0.1 30 0' <br /> 10 DP •'• <br /> 65 <br /> As above:about 15%F,40%S,45%G. <br /> 0.2 • <br /> 15 DP Neat Cement <br /> 50 SILT(ML): about 90%F 10%S dark yellowish brown <br /> (10YR 4/4);dry;medium stiff. <br /> 0 <br /> c� <br /> n <br /> 0.1 <br /> N SB-6 <br /> F 20 @19.5' DP As above: about 85%F 15%S; moist to very moist; <br /> a medium stiff to very soft. <br /> w 85 <br /> ui <br /> z <br /> m <br /> d <br /> = 0.1 <br /> 25— <br /> (DDP <br /> SZg <br /> 0 100 As above:wet;very soft. 26 feet bgs <br /> U) <br /> a 1 27.3 feet bgs <br /> z <br /> w <br /> 0 0.3 <br /> z <br /> x <br /> aDRILLING CONTRACTOR: PeneCore Drilling REMARKS: Air knifed to 8 feet bgs. Temporary prepacked well screen installed from 35 to 40 feet <br /> DRILLING METHOD: Direct Push bgs to collect groundwater sample. <br /> z <br /> z <br /> W DRILLING EQUIPMENT: Geoprobe 7822DT <br /> a <br /> °o DRILLING STARTED: 9/14/12 ENDED: 9/28/12 <br /> J <br />