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r 10 %wol V.00 <br /> GROUND ZERO ANALYSIS LOG OF BORING HFS—SB2 <br /> PROJECT HALEY FLXIN9 MVICE LOCATION TRACY, CA PROJECT NO. <br /> DATE DRILLED 5/06/99 LOGGED BY SEAN GARVEY REVIEWED BY JOHN P. LANE REG No. 6795 <br /> DRILLING COMPANY FISCH ENVIRONMENTAL DRILLER FLINT METHOD -DIRECT <br /> BORE HOLE DIAMETER 2 IN DEPTH DRILLED is El DEPTH TO WATER INITIAL 10 EI STATIC 7 FT <br /> CASING TYPE NA DIAMETER IN SCHEDULE INTERVAL FT TO FT <br /> SCREEN TYPE NA DIAMETER 1N SLOT SIZE IN INTERVAL 1L TO FT <br /> FILTER PACK TYPE NA INTERVAL EL TO FT <br /> SURFACE SEAL TYPE NEAT CEMENT GROUT INTERVAL D ET TO 15 FT <br /> COMMENTS: PAGE 1 OF--!— <br /> WELL <br /> 1WELL DEPTH FID SAMPLE 10 U.S.C. DESCRIPTION <br /> DETAIL FT. PPI BLOWCOUNT LOG <br /> 0-6/9' SILTY CLAY (CL/MH): <5% FN. A SND; >95% FNS, M DRY <br /> STRNGTH. SLW DLTNCY. L—M TGHNSS, L—M PLST, BRN. NPO, MST <br /> 2 PYRITE <br /> CL/MH <br /> 4 <br /> 1 <br /> 6 <br /> a 6/9-11/14' LEAN CLAY N SLW DLTNCY, M TGHNSS, M PLST,>BRN, NPO. WET, PYRITERNGTH, <br /> HFS—SB2-1 ' <br /> 10 5 CL <br /> 12 11/14-16' SILT (ML): <5S FN SND; >95% FNS, L DRY STRNGTH. SLW <br /> DLTNCY, L TGHNSS, L PLST, BRN, NPO. MST—WET, PYRITE <br /> 14 <br /> 2 ML <br /> 1fi <br /> 18 <br /> —202- <br /> 0 <br /> 22 ED G��`� <br /> 24 JOHN P. Ny <br /> • LANE <br /> No. 6795 <br /> 26 NA 4k�_ Q <br /> 1 <br /> Q` <br /> 28 OF C <br /> _30- <br /> -32- <br /> -34— <br /> _38— <br /> __4o- <br />