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== BORING NO.: SB-40 SHEET 1 OF 2 <br /> t--DG:99 <br /> MEEFr1I`® PROJECT: Mountain House Development Site#6 <br /> From Science to Solutions <br /> LOCATION: Mountain House,San Joaquin County,California <br /> COORDINATES: Y 37.7767593249,X -121.521743746 PROJECT NO.: 46010SC137-A10-121 <br /> SURFACE ELEVATION: NA DATUM: NA LOGGED BY: Sergio Schirripa <br /> CL W ❑ E ii w ii � a p z w o m GEOLOGIC COMPLETION <br /> CL D' a s J w } J Z O DESCRIPTION DETAIL <br /> ❑ � ZUz U) Z � mo w �U) <br /> ¢ o - <br /> SILT (ML): about 100%F very dark brown (10YR <br /> HA 2/2);dry;firm. <br /> 4-inch thick layer of cobbles (3 to 5 inches in <br /> 100 diameter) ,.'•: <br /> 0.4 <br /> •7 l�•A'l� <br /> Native soil <br /> :��.'•Jig: <br /> 0.5 <br /> As above:dry. <br /> 5 SB-40- <br /> 5' <br /> 0.5 As above: increase in sands (about 90%F 10%S); <br /> color change to brown(10YR 4/3);dry;soft. <br /> 1 7.5 feet bgs <br /> 0.4 As above:moist. <br /> SB-40 9 feet bgs <br /> 10- <br /> 0.0 DP As above:dry. <br /> Neat cement <br /> 100 <br /> 0 <br /> N <br /> F <br /> 15- <br /> 0.0 DP As above: decrease in sands (about 100%F); color <br /> M <br /> change to brown(10YR 5/3);dry;firm. <br /> z 100 <br /> w <br /> 0 <br /> 0 <br /> J <br /> d <br /> As above:dry. <br /> 0 <br /> Col0 <br /> M <br /> rf] <br /> O <br /> O <br /> �I <br /> DRILLING CONTRACTOR: Penecore Drilling REMARKS: Boring hand cleared to 12 feet bgs. Temporary prepacked well screen set from 7 to 12 <br /> o DRILLING METHOD: Direct Push feet bgs to collect groundwater sample. Direct push advancement followed the collection of first encountered <br /> z groundwater sample. <br /> w DRILLING EQUIPMENT: Geoprobe 7822DT <br /> a <br /> °o DRILLING STARTED: 11/17/09 1 ENDED: 11/17/09 <br /> J <br />