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GROUND ZERO ANALYSIS LOG OF BORING SB1 <br /> PROJECT TUFF BOY TRAILER LOCATION 5151 ALMONDWOOD, MANTECA CA PROJECT NO 335 <br /> DATE DRILLED 12/17/99 LOGGED BY SEAN GARVEY REVIEWED BY JOHN P LANE RG No 6795 <br /> DRILLING COMPANY FISCH ENVIRONMENTAL DRILLER R BERTILLO METHOD DIRECT PUSH <br /> BORE HOLE DIAMETER 1 751N DEPTH DRILLED 26 FT DEPTH TO WATER INITIAL 9.5 FT STATIC FT <br /> CASING TYPE NA DIAMETER IN SCHEDULE INTERVAL TO FT <br /> SCREEN TYPE NA DIAMETER IN SLOT SIZE IN INTERVAL FT TO FT <br /> FILTER PACK TYPE NA INTERVAL FT TO FT <br /> SURFACE SEAL TYPE NEAT CEMENT GROUT INTERVAL 0 FT TO _ 26 FT <br /> COMMENTS PAGE 1 OF--l-- <br /> WELL <br /> FAWELL DEPTH FID SAMPLE ID U S C DESCRIPTION <br /> DETAIL FT PPM BLOWCOUNT LOG <br /> I <br /> 0-6/9' WELL GRADED SAND (SW) 95% FN-M, A-SA, W GRDD SND, <br /> 2 5X FNS, BRN, SL P0, MST <br /> 4 SW <br /> 100 <br /> s I <br /> 6/9-11/14' WELL GRADED SAND (SW) 99-100% FN-CRS, A-SR, W GRDD <br /> SND, TRC FNS, GRY, M-STRNG P0, WET <br /> 8 / <br /> TBT-SBI-10' <br /> 10 6,000 SW <br /> 12 <br /> 14 <br /> 2 TBT-581-15' <br /> . 11/14-21/24' CLAYEY SAND (SC) 85% FN-CRS, A-SR TO A-SA, W GRDD SND, <br /> 15% FNS, BRN WET SL PO O 14 FT <br /> 16 <br /> 18 SC <br /> 20 <1 <br /> 22 <br /> 21/24-26' SILT (ML) 25% FN, A. PRLY GRDD SND, 75% FNS, N-L DRY <br /> TBT-SBI-25' STRNGTH, SLW-R DLTNCY, L TGHNSS, N PLST, BRN, NPO, MST <br /> 24 <br /> ML <br /> <1 <br /> —26- <br /> 28- <br /> -30- <br /> 32- <br /> -34- <br /> 36- <br /> 38— <br /> An- <br />