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GROUND ZERO ANALYSIS LOG OF WELL YWL j_ <br /> PROaECT TULEBURG WAREHQUSE LOCATION 8200 N HWY 99 FRONTAGE RD, MORADA, CA PROJECT NO 263 <br /> to DATE DRILLED 10/8/03 <br /> LOGGED BY SEAN GARVEY REVIEWED BY JOHN LANE RG 6795 <br /> DRILLING COMPANY V&W DRILLER ARMANDO ARROYO METHOD HOLLOW STEM AUGER <br /> BORE HOLE DIAMETER 10 IN71 FT STATIC 67 5 FT_ <br /> DEPTH DRILLED FT DEPTH TO WATER INITIAL <br /> ASING TYPE PVC DIAMETER 4 IN SCHEDULE 40 INTERVAL _ 55 FT TO 0 FT <br /> SCREEN TYPE PVC DIAMETER 4 IN SLOT SIZE 010 IN INTERVAL 70 FT TO 55 FT <br /> FILTER PACK TYPE PEA GRAVEL INTERVAL 70 FT TO 53 FT <br /> SURFACE SEAL TYPE NEAT CEMENT OVER 3' BENTONITE INTERVAL - 53 FT TO 0 FT <br /> COMMENTS <br /> PAGE—!— OF—?— <br /> WELL <br /> F?WELL DEPTH PID SAMPLE U S C DESCRIPTION <br /> DETAIL FT PPM BLOWCOUNT LOG <br /> 0'-11 5/15' SILTY CLAY (CL/ML), 5-15% FN, A—SA P GRDD SND, 85-95% FNS, M <br /> DRY STR, SLW DLTNCY, M TGHNESS, M PLAST, V STIFF BRN—DRK BRN, <br /> 2 NO ODOR, DRY—MST <br /> 4 <br /> 5 <br /> b 0 3 5 CL/ML <br /> 12 <br /> 8 <br /> 10 5 <br /> _ 0 5 10 <br /> 15 <br /> 12 115/15'-16 5/20' LEAN CLAY (CL), <5% FN, A, P GRDD SND, >95X FNS, M—H DRY <br /> STR, N DLTNCY, M—H TGHNESS, M—H PLAST, V STIFF OLIVE, <br /> T <br /> NO ODOR, MST <br /> 14 <br /> I <br /> 16 2 1 9 CL <br /> T 12 <br /> 18 <br /> 16 5/20'-315/35' SILTY CLAY (CL/ML), <5% FN, A, P GRDD SND, >95% FNS, M—H <br /> 18 DRY STR, N—SLW DLTNCY, M TGHNESS, M PLAST, HARD, BRN, <br /> NO ODOR, DRY <br /> -_20- <br /> 7 <br /> 7 O 18 <br /> 21 <br /> 22- <br /> 24- <br /> 7 <br /> 26 22 0 22 CL/ML <br /> 28 <br /> _30- <br /> 22 <br /> 22 0 50 <br /> 32- <br /> 31 5/35'-41 5/45' CLAYEY SAND (SC), 65-80X FN—CRS, A—SR, W GRDD SND, 20-35 <br /> M DENSE—DENSE, FNS, BRN, NO ODOR, DRY <br /> 34- <br /> 10 <br /> 36 3 3 10 <br /> r 10 <br /> SC <br /> 38- <br /> 40 <br />