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M • <br /> GROUND ZERO ANALYSIS LOG OF WELL MW3 <br /> PROJECT GABBARD LOCATION 640 NORTH ELDORADO, STOCKTON CA PROJECT N0. 256 <br /> DATE DRILLED 12/14/00 LOGGED BY SEAN GARVEY REVIEWED BY JOHN P. LANE RG No. 6795 <br /> DRILLING COMPANY CASCADE ENVIRONMENTAL DRILLER ERNEST GUTIERREZ METHOD HOLLOW STEM AUGER <br /> BORE HOLE DIAMETER a IN DEPTH DRILLED 32.5 FT DEPTH TO WATER INITIAL 24 FT STATIC 21.9 FT <br /> CASING TYPE PVC F480 DIAMETER 2 IN SCHEDULE 40 INTERVAL 0 FT TO 7 FT <br /> SCREEN TYPE PVC F480 DIAMETER 2 IN SLOT SIZE 0.010 IN INTERVAL 7 FT TO 32 FT <br /> FILTER PACK TYPE 2/12 SAND INTERVAL 5 FT TO 32.5 FT <br /> SURFACE SEAL TYPE 2' BENTONITE: 3' CONCRETE INTERVAL 0 FT TO 5 FT <br /> COMMENTS: MW3 IS A TWINNED BORING OF SB3- SEE SB3 LOG FOR ADDITIONAL STRATIGRAPHIC DETAIL PAGE 1 OF 1 <br /> WELL DEPTH FID SAMPLE 10 U.S.C. DESCRIPTION <br /> DETAIL FT. PPM BLOWCOUNT LOG <br /> 131. <br /> 2 <br /> FILL 0-5' FILL MATERIAL (FROM S03 LOG) <br /> 4 <br /> 6 <br /> 5-13/14' LEAN CLAY (CL): 5-10% FN, A SND; 90-95% FNS, M-H <br /> DRY STRNGTH, N-SLW DLTNCY, M-H TGHNSS, M-H PLST, <br /> 8 CL BILK, STRNG PO, DRY <br /> 10 <br /> _ 2000 24 <br /> 43 <br /> 13/14-15/19' SILT (ML): FROM S83 LOG <br /> 14 <br /> ML <br /> 16 <br /> 18 <br /> 16/19-26/29• SILTY CLAY ): 5-107SND: , FNS, M <br /> DRV STRNGTH, N-SLW DLTNCY, M-H TGHNSS, M-H PLS <br /> T, <br /> BRN-BLCK, STRNG P0, MST <br /> 20 <br /> 22 28 <br /> 800 25 CL/ML <br /> _ 33 <br /> 24- <br /> -26- <br /> 26/29-32.5' <br /> — 28 <br /> 26/29-32.5' WELL GRADED SAND (SW): 95-100% FN-CRS, A-SR, W GRDD <br /> 30 SND; 0-5% FNS, GRY/WHT, M-STRNG P0, WET <br /> is <br /> X-32- 600 3o SW �RED GFO`OG� <br /> 34 2� JOHN P. Nt <br /> LANE <br /> N . 6795 <br /> 36 .1 <br /> Q` <br /> 38 OF C ALS(FO <br /> 40 <br />