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GROUND ZERO ANALYSIS LOG OF BORING S82 <br /> PROJECT TUFF BOY TRAILER LOCATION 5151 ALLONDWOOO MANTECA CA PROJECT NO. 335 <br /> DATE DRILLED 12/17/99 LOGGED BY SEAN GARVEY REVIEWED BY JOHN P. LANE 5 No 6745 <br /> DRILLING COMPANY FISCH ENVIRONMENTAL pRILLER R. BERTILLO <br /> METHOD DIRECT 2USH <br /> BORE HOLE DIAMETER _ 1.75 IN DEPTH DRILLED _26 FT DEPTH TO WATER : INITIAL 9.5 FT STATIC FT <br /> CASING TYPE NA DfAMETER Its SCHEDULE INTERVAL — FT TO <br /> SCREEN TYPE NA DIAMETER �IN SLOT SIZE IN INTERVAL —_ FT TO —_ FT <br /> FILTER PACK TYPE NA INTERVAL FT TO <br /> SURFACE SEAL TYPE NEAT CEMENTR INTERVAL _ 0 FT TO <br /> COMMENTS: <br /> WELL DEPTH FID SAMPLE I➢ U.S.C. PAGE__.L OF--j_ <br /> DESCR1PTi0N <br /> DETAIL FT. PP1A BLOWCOUNT LOG <br /> 2 0-6/9' WELL GRADED SAND (SW): 95% FN-L1. A-SA, W GROD SND; <br /> 5% FNS, DRK BRN. SL P0. LST <br /> 4 SW <br /> 200 <br /> 6 <br /> 6/9-11/14' WELL GRADED SAND (SW): 99-100% FN-CRS, A-SR. W GRDD <br /> SND, TRC FNS, CRY, M-STRNG PO. WET <br /> e � <br /> TBT-S62-1 0* <br /> —10— 8.000 Sw <br /> 12 <br /> 11/14-t5' SILT (ML): 10% FN, A SND, 90% FNS, N DRY STRNGTH, SLW-R <br /> TBT-SB2-15' DLTNCY, L TGHNSS, N PLST, GRY. SL P0, WET <br /> 74 LL <br /> 10 <br /> 15-16/19' LEAN CLAY (CL); 5% FN, A SND, 95% FNS, H DRY STRNGTH. <br /> 16 CL WE7LW DLTNCY. M-H TGHNSS. M--H PLST. CRY. SL-W P0. MST- <br /> 78 <br /> 16/19--21/24' CLAYEY SAND (SC): 85% FN-CRS. A-SR. W GRDD SND; 15% <br /> FNS, BRN, V SL PO, LST-WET <br /> 20 5 Sc <br /> 22 <br /> 21/24-26' WELL GRADED SAND (SW): 90% FN-CRS, A-SR, W GRDD SND; <br /> 24 TBT-S92-25' <br /> 5% FN, SA, PRLY GRDD GRVL; 5% FNS, BRN. NPO, WET <br /> SW <br /> 1 <br /> 26 <br /> 28 <br /> 30— <br /> 3z E© Gccp�O <br /> 0 <br /> 34 JOHN p 0_ <br /> • <br /> LANE 4 <br /> N� <br /> No. 6795 <br /> .36— <br /> 4 <br /> 38 GAS-,F� <br /> 40 <br />