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PROJECT: Circle K Store 05445 WELL/PROBEHOLE/BOREHOLE NO: <br /> LOCATION: Stockton, CA pp <br /> PROJECT NUMBER: 77CP.05445.00.0002 B—O PAGE 1 OF 3 S E C (a R <br /> DRILLING: STARTED 1/17/07 COMPLETED: 1/18/07 NORTHING(ft): EASTING(ft): <br /> INSTALLATION: STARTED 1/17/07 COMPLETED: 1/18/07 LATITUDE: LONGITUDE: <br /> DRILLING COMPANY: CASCADE DRILLING GROUND ELEV(ft): TOC ELEV(ft): <br /> DRILLING EQUIPMENT: Air Knife/ LAR CME 75 INITIAL DTW(ft): 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 /> L C) (n T N j (a <br /> a o U a Time o a� 3 N p.w E Borehole <br /> E d ro m cq Description E N o 0 <br /> p— p in Sample ID aoi)w m 0 a 3 p? Backfill <br /> m <br /> 5"of Asphalt.Airknife and hand Geared to 5 <br /> feet below ground surface prior to drilling. <br /> CH 2 of pea gravel&4"of coarse gravel,sand,silt <br /> _ Fill <br /> FAT CLAY TRACE SAND;CH;dark brown; I <br /> i coarse-grained;medium plasticity;stiff;no odor; <br /> Ino staining;S(15,95).———_ __—_— <br /> Same as above but,very dark brown. <br /> 7 <br /> 1535 5 — ——— — ———— 1535 1.5 20 <br /> Same as above but brown. B-8@5' 26 0.0 5 <br /> No Recovery <br /> ML SILT;ML;brown;low plasticity;stiff;moist;no 26 <br /> odor;no staining;(0,0,100) <br /> 1545 10 1 545 1.5 34 <br /> B-8@10' 37 1.0 10 <br /> No Recovery - <br /> ML SILT WITH SAND;ML;brown;fine-grained; 12 <br /> low plasticity;soft;moist;no odor,iron oxide 1600 1.5 19 <br /> 1600 15 staining;(0,15,85) <br /> B-8@15' 24 0.0 15 Portland <br /> No Recovery Cement Grout <br /> 0 <br /> N <br /> z <br /> Z <br /> o SP SAND;SP;brown;fine-grained;loose;moist; <br /> w no odor,iron oxide staining;weak cementation; 8 <br /> 0) 1640 20 poody graded-,(0,100,0) 1640 1.5 17 2 X <br /> B-8@20' 20 0.0 20 <br /> No Recovery <br /> Ch <br /> 0 <br /> C <br /> W <br /> oSame as 20ft sample with no staining. 19 <br /> 0 0900 1.5 30 <br />