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PROJECT: Circle K Store 05445 WELL/PROBEHOLE/BOREHOLE NO: <br /> LOCATION: Stockton, CA <br /> PROJECT NUMBER: 77CP.05445.00.0002 B-10 PAGE 1 OF 3 C[ CC Q R <br /> DRILLING: STARTED 1/18/07 COMPLETED: 1/18/07 NORTHING(ft): EASTING(ft): <br /> INSTALLATION: STARTED 1/18/07 COMPLETED: 1/18/07 LATITUDE: LONGITUDE: <br /> DRILLING COMPANY: CASCADE DRILLING GROUND ELEV(ft): TOC ELEV(ft): <br /> DRILLING EQUIPMENT: Air Knife/ CME 75 INITIAL DTW(ft): BOREHOLE DEPTH(ft):50.0 <br /> STATIC DTW(ft): WELL DEPTH(ft):--- <br /> DRILLING METHOD: HOLLOW STEM AUGER WELL CASING DIAMETER(in):--- BOREHOLE DIAMETER(in):8 <br /> SAMPLING EQUIPMENT: SPLIT SPOON LOGGED BY:J.MUNN CHECKED BY:E. SIMONIS <br /> -0 <br /> U U <br /> E m m m Description E Time N �, o ap: a Borehole <br /> o D in Sample ID �'MW m v m o- � W,°? Backfill <br /> _ 2 <br /> 4"of Asphalt.Airknife and hand Geared to 5 <br /> feet below ground surface prior to drilling. <br /> CH Coarse gravel,sand and silt;non-native fill <br /> FAT CLAY TRACE SAND;CH;dark grayish <br /> black;coarse-grained;medium plasticity;stiff; <br /> moist;no odor;hydrocarbon staining,Traces of <br /> tree and grass roots.(0,5,95) <br /> Same as above,but brown. 7 <br /> 0 11 <br /> 5— <br /> No—R—very- 11 5 <br /> Same as 4.5ft sample. 3 <br /> 1150 10 1445 1.5 8 <br /> B-10@10' 14 0.0 10 <br /> No Recovery <br /> ML SILT WITH SAND;ML;brown;fine-grained; 5 <br /> �X <br /> low plasticity;sfiff;moist;no odor;hydrocarbon 1450 1.5 8 <br /> 1155 15 staining;(0,15,85) <br /> B-10@15' 12 0.0 15 Portland <br /> No Recovery Cement Grout <br /> 0 <br /> N <br /> F- <br /> L) <br /> F- <br /> 2 <br /> o ML SANDY SILT;ML;brown;—fine-grained;low <br /> w plasticity;soft;moist;no odor,no staining; 7 <br /> a 1205 20 (0,30,70) B-10@ 5 1.5 20 0.0 20 <br /> `1 No Recovery <br /> C6 <br /> 0 <br /> m <br /> s <br /> ° SM SILTY SAND;SM;brown;fine-grained;loose; <br /> W Lmoist;no odor;no staining,poorty graded; 12 <br /> ° 1500 1 1.5 1 20 <br />