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GROUND ZERO ANALYSIS LOG OF WELL MW8 <br /> PROJECT TUFFBOY TRAILERS LOCATION 5151 ALMONDWOOD ROAD, MANTECAPROJECT NO 335 <br /> DATE DRILLED 3/15/05 LOGGED BY JOE VASQUEZ REVIEWED BY JOHN P. LANE RG NO, 6795 <br /> DRILLING COMPANY FISCH ENVIRONMETAL DRILLER DAVE FISCH METHOD D113ECT PUSHAOLLOW STEM <br /> BORE HOLE DIAMETER 1 1/4 /SIN DEPTH DRILLED 19 FT DEPTH TO WATER INITIAL 5 FT STATIC FT <br /> CASING TYPE PVC DIAMETER 2 IN SCHEDULE 40 INTERVAL 0 FT TO _ 4 FT <br /> SCREEN TYPE PVC DIAMETER 2 IN SLOT SIZE 0.010 IN INTERVAL 4 FT TO 19- FT <br /> FILTER PACK TYPE 2/�22 ,MONTEREY SANp„_,,,,,,,,,,_, INTERVAL 3 FT TO 19 FT <br /> SURFACE SEAL TYPE NEAT CEMENT OVER 1 FOOT HYDRATED BENTONITE INTERVAL 0 FT TO 3- FT <br /> COMMENTS PAGE 1 OFA_ <br /> WELL DEPTH FID SAMPLE U S C DESCRIPTION <br /> DETAIL FT PPM SLOWCOUNT LOG <br /> 0-7/10' SILTY SAND (SM), BOX FN, SR, P GRDD SND, 20% FNS, LT BRN, <br /> NO ODOR, MST <br /> 2 <br /> SM <br /> 4 <br /> MW8-5 <br /> 6 <br /> 00 7/10'-12/15' POORLY GRADED SAND (SP), 95% M. SR, P GRDD SND, 5X FNS, <br /> 8 BROWNISH RED, NO ODOR, WET <br /> 10 Mws-10 <br /> Os <br /> —_ SP <br /> = 12 <br /> 12/15'-21' SILT WITH SAND (ML), 25-35% SND, 65-75x4 FNS, L DRY STRGTH, <br /> M TGHNESS, L PLAS , LT BRN, NO ODOR, WET <br /> _ 14 <br /> = MW8-15 <br /> 16 01 <br /> ML <br /> _ 18 <br /> MWB-19 <br /> 20 01 <br /> —22- <br /> 24- <br /> 26- <br /> -28- <br /> -30- <br /> 32- <br /> -34- <br /> 36- <br /> -38- <br /> 40— <br />