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GROUND ZERO ANALYSIS LOG of BORING SBA <br /> PROJECT _ _ WILBUR ELLIS LOCATION 212 INDUSTRIAL DRIVE, STOCKTON _ PROJECT NO S94 <br /> DATE DRILLED 3/1/05 LOGGED BY JOE VASQUEZ REVIEWED BY GREG STAHL <br /> DRILLING COMPANY FISCH ENVIRONMENTAL_ - DRILLER RICK BERTOLINO METHOD DIRECT PUSH <br /> BORE HOLE DIAMETER 1 1/4 IN DEPTH DRILLED _ 50 FT DEPTH TO WATER INITIAL 45 FT STATIC 36 7 <br /> 0SING N/A <br /> -- DIAMETER IN SCHEDULE INTERVAL .. FT TO <br /> nEEN /A DIAMETER IN SLOT SIZE IN INTERVAL FT TO FT <br /> FILTER PACK TYPE N/A - INTERVAL FT TO FT <br /> SURFACE SEAL TYPE NEAT CEMENT INTERVAL TO 50 fL <br /> COMMENTS HYDROPUNCH SAMPLE ATTEMPT FAILED, WATER SAMPLE COLLECTED FROM TEMPORARY WELL CASING PAGE- O1-!-- <br /> WELL <br /> ?WELL DEPTH PID SAMPLE 1D U S C DESCRIPTION <br /> DETAIL FT PPM BLOWCOUNT LOG <br /> 0-7/10' LEAN CLAY (CL), 5% SND, 95% FNS, M DRY STRGTH, L TGHNESS; M PLAST, <br /> DRK BRN, NO ODOR, MST <br /> 2 <br /> 4 CL <br /> 6 12 <br /> 7/10'-12/15' SILT (ML), 5% SND, 95% FNS, L DRY STRGTH, L TGHNESS, L PLAST, <br /> 8 LT BRN, NO ODOR, DRY <br /> 10 <br /> 0 1 ML <br /> 12 1215'-17/20' SILT (ML); 5% SNO, 95% FNS, L DRY STRGTH, L TGHNESS, L PLAST, <br /> LT BRN, NO ODOR, MST <br /> -14- <br /> -16- <br /> 416 0 1 ML <br /> 17/20'-27/30' SILTY SAND (SM), 60-70% FN-M, SA, W GRDD SND, 30-40% FNS, <br /> W 18 REDISH BRN, NO ODOR, MST <br /> 0 -20- <br /> 0 1 <br /> 2001 <br /> -22- L <br /> 24 SM <br /> 26 01 <br /> 27/30'-32/35' LEAN CLAY (CL); 5% SND, 95% FNS, H DRY STRGTH, M TGHNESS; M <br /> 28 PLAST, OLIVE BRN, NO ODOR, MST <br /> 3a 1 8 <br /> CL <br /> 32 32/35'-42/45' SILTY CLAY (CL/ML), 5-10% SND, 90-95% FNS, L-M DRY STRGTH, <br /> L-M TGHNESS, L PLAST, OLIVE BRN, NO ODOR, MST <br /> -34- <br /> -36 01 = <br /> CL/ML <br /> -38- <br /> 40 <br />