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== BORING NO.: SB-38 SHEET 1 OF 1 <br /> t--DG:99 <br /> MEEFr1I`0 PROJECT: Mountain House Development Site#6 <br /> From Science to Solutions <br /> LOCATION: Mountain House,San Joaquin County,California <br /> COORDINATES: Y 37.7769870306,X -121.520500484 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 dark grayish brown (10YR ^ <br /> HA 4/2);dry;firm. <br /> 100 <br /> 0.1 <br /> •'\li a•li <br /> Native soil <br /> 0.2 <br /> As above: increase in sands (about 90%F 10%S); <br /> color change to brown(10YR 5/3);moist;soft. <br /> 5 SB-38- <br /> 5' 1 5.6 feet bgs <br /> 0.3 As above: decrease in sands (about 100%F); color <br /> SB-38 change to light yellowish brown(10YR 6/3);moist. 6.5 feet bgs <br /> 0.2 As above: color change to brown (10YR 5/3); moist; <br /> firm. <br /> 10 0.1 DP As above:wet. <br /> 70 SILT with sand (ML): about 80%F 20%S brown <br /> (10YR 5/3);wet;firm. <br /> Silty SAND(SM):about 20%F 80%S wet;loose. <br /> SILT (ML): about 100%F brown (10YR 5/3); moist; Neat cement <br /> SB-38- firm. <br /> 13' <br /> 15 0.1 DP <br /> 100 <br /> Silty SAND(SM):about 20%F 80%S wet;loose. <br /> SILT (ML): about 100%F brown (10YR 5/3); wet; <br /> firm. <br /> N_ <br /> F <br /> 0 <br /> t� <br /> 0.1 <br /> z20 Boring terminated at 20 feet bgs. <br /> w <br /> Col0 <br /> J <br /> d <br /> t� <br /> 7 <br /> O <br /> M <br /> rf] <br /> O <br /> O <br /> �I <br /> DRILLING CONTRACTOR: Penecore Drilling REMARKS: Boring hand cleared to 10 feet bgs. Temporary prepacked well screen set from 5 to 10 <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: 11/12/09 1 ENDED: 11/12/09 <br /> J <br />