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BORING <br /> SAIE PROJECT: Ahern Road-Vernalis SHEET 1 OF 2 <br /> LOCATION: Vernalis,San Joaquin County,California <br /> COORDINATES: Y 37.63547,X -121.29046 PROJECT NO.: 26012S163A-0711-100 <br /> SURFACE ELEVATION: NA DATUM: WGS84 LOGGED BY: Sergio Schirripa/Sean Gehlke <br /> QWQ W ] rn Of J <br /> ~ w o_ E F-a w a a- o z > o m GEOLOGIC COMPLETION <br /> W W FL a Q�z a F ° �� DESCRIPTION DETAIL <br /> zN— fn Z U W stn <br /> Q O — <br /> HA Lean CLAY (CL): about 100%F dark grayish brown •—' <br /> (10YR 4/2);dry;soft;low plasticity. ;;;�;;•: <br /> 0.1 .: . Native fill <br /> 0.0 Lean CLAY (CL): about 90%F 10%S brown (10YR <br /> 5 SB-7 5/3);dry to moist;low plasticity;very fine sand. <br /> @5' <br /> 0.0 <br /> As above:moist. <br /> 0.0 DP <br /> 25 Well Graded GRAVEL with silt and sand(GW-GM): <br /> 10 about 10%F 40%S 50%G; light olive brown (2.5 Y <br /> 0.1 DP 5/3);dry;loose. <br /> 100 • <br /> • <br /> • <br /> SILT(ML): about 90%F 10%S dark yellowish brown <br /> 15 0.1 DP (10YR 4/4);moist;medium stiff. Neat Cement <br /> 100 As above:dry;medium stiff to stiff. <br /> N <br /> M <br /> 0 <br /> O <br /> N1 <br /> N <br /> W 20 0.1 DP As above:moist;soft. <br /> a <br /> 0- 100 As above:very moist. <br /> z <br /> Poorly Graded SAND(SP): about 5%F 95%S brown <br /> (10YR 4/3);moist;medium dense. <br /> d Well Graded SAND with gravel (SW): about 5%F <br /> = 70%S 25%G;dry;loose. <br /> a <br /> 25- <br /> 0.1 DP <br /> c� <br /> 0 <br /> 0 <br /> 100 SILT(ML): about 90%F 10%S dark yellowish brown <br /> a (10YR 4/4);very moist;very soft. 1 27.4 feet bgs <br /> z <br /> W <br /> O <br /> Q <br /> O • <br /> o: <br /> z <br /> K <br /> = DRILLING CONTRACTOR: PeneCore Drilling REMARKS: Hand cleared on 12/10/2012 to 8 feet bgs Temporary prepacked well screen installed <br /> a <br /> o from 34.5 to 39.5 feet bgs to collect groundwater sample. <br /> Z DRILLING METHOD: Direct Push <br /> Lu DRILLING EQUIPMENT: Geoprobe 7822DT <br /> a <br /> o DRILLING STARTED: 12/13/12 ENDED: 12/13/12 <br /> J <br />