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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-9 PAGE 1 OF 3 E C (0 (R' <br /> DRILLING: STARTED 1/17/07 COMPLETED: 1/17/07 NORTHING(ft): EASTING(ft): <br /> INSTALLATION: STARTED 1/17/07 COMPLETED: 1/17/07 LATITUDE: LONGITUDE: <br /> DRILLING COMPANY: CASCADE DRILLING GROUND ELEV(ft): TOC ELEV(ft): <br /> DRILLING EQUIPMENT: Air Knife/ LAR CME 75 INITIAL DTW(ft):48.5 1/4/07 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 /> a� <br /> 4�L <br /> U � y U <br /> n a� n$' U Time � o 3 N p.Y n Borehole <br /> E ro m v7 Description E �' v ° o o a) d <br /> F p` p in Sample ID (D m U ca a p v Backfill <br /> a' <br /> 5"of Concrete.Airknife and hand Geared to 5 <br /> feet below round surface rior to drilli <br /> 6"ofPeagravel011L_________ <br /> Coarse gravel,sand,and silt;moist;non-native <br /> CH Afill <br /> FAT CLAY TRACE SAND;CH;dark grayish <br /> black;coarse-grained;medium plasticity;stiff; <br /> moist;no odor;hydrocarbon staining;(0,5,95) <br /> 19 <br /> 1015 1.5 22 <br /> 5 Same as 2ft sample,but very dark brown. B-9@5' 24 0.0 5 <br /> No Recovery <br /> ML SILT;ML;brown;low plasticity;stiff;moist;no 13 <br /> odor;no staining;(0,0,100) <br /> 1050 10 1025 1.5 24 <br /> XB-9@10' 36 0.0 10 <br /> No Recovery <br /> ML SILT WITH SAND;ML;brown;fine-grained, 12 <br /> low plasticity;stiff,moist;no odor;iron oxide <br /> 1045 15 staining;(0,15,85) 1040 1.5 22 <br /> B-9@15' 30 0.0 15 Portland <br /> Cement Grout <br /> No Recovery <br /> S <br /> 0 <br /> J <br /> Z <br /> o SP SAND;SP;yellowish brown;fine grained; <br /> loose;no odor;no staining;weak cementation; <br /> a 1055 20 poorly graded;slightly moist;(0,100,0) &190@520 1 5 27 2.0 20 <br /> q No Recovery <br /> Cb <br /> 0 <br /> P <br /> m <br /> 8 <br /> 7 <br /> X <br /> 2 SW SAND WITH LITTLE GRAVEL;SW;yellowish 14 <br /> W brown,fine to coarse-grained;very loose;moist; 1.5 26 <br />