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== BORING NO.: SB-30 SHEET 1 OF 1 <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 37.7758293489,X -121.519213143 PROJECT NO.: 46010SC137-A10-121 <br /> SURFACE ELEVATION: NA DATUM: NA LOGGED BY: Sergio Schirripa <br /> CL W ❑ E [L w 3- a p z w o m GEOLOGIC COMPLETION <br /> CL "' a s J w } J Z O DESCRIPTION DETAIL <br /> ❑ � ZUz U) Z � mo w �U) <br /> Q o - <br /> HA SILT (ML): about 90%F 10%S dark brown (10YR ^ <br /> 3/3);dry;firm. <br /> 0.2 <br /> Native soil <br /> •7 l�•A'l� <br /> 1.4 i,•.ti; <br /> As above:dry. <br /> 0.5 As above: decreasing sands (about 100%F); color <br /> change to yellowish brown(10YR 5/4);dry. 7 feet bgs <br /> ------------------------ <br /> 0.3 DP Silty SAND (SM): about 40%F 60%S brown (10YR <br /> 5/3);wet;loose. <br /> 10- <br /> 0.0 DP <br /> SILT (ML): about 90%F 10%S yellowish brown <br /> (10YR 5/4);moist;firm. <br /> As above:wet;hard. <br /> Sandy SILT (ML): about 70%F 30%S yellowish <br /> 15 brown(10YR 5/4);wet;hard. Neat cement <br /> 0.0 DP SILT (ML): about 90%F 10%S yellowish brown <br /> (10YR 5/4);moist;hard. <br /> SB-30- <br /> 18' <br /> SILT with sand (ML): about 80%F 20%S brown <br /> 20 0.3 DP (10YR 5/3);moist;soft. <br /> Sandy SILT (ML): about 70%F 30%S brown (10YR <br /> 5/3);wet;soft. <br /> Silty SAND (SM): about 30%F 70%S brown (10YR <br /> N 5/3);wet;loose. <br /> F Sandy SILT (ML): about 70%F 30%S brown (10YR <br /> 5/3);wet;soft. <br /> z SB-30- SILT (ML): about 90%F 10%S brown (10YR 5/3); <br /> z 0.0 25' moist;soft. <br /> a <br /> 25— Boring terminated at 25 feet bgs. <br /> 0 <br /> 0 <br /> colJ <br /> d <br /> C7 <br /> 7 <br /> O <br /> M <br /> rf] <br /> O <br /> O <br /> �I <br /> DRILLING CONTRACTOR: Penecore Drilling REMARKS: Boring hand cleared to 8 feet bgs. <br /> z DRILLING METHOD: Direct Push <br /> z <br /> w DRILLING EQUIPMENT: Geoprobe 7822DT <br /> a <br /> °o DRILLING STARTED: 11/9/09 1 ENDED: 11/9/09 <br /> J <br />