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GROUND ZERO ANALYSIS LOG OF BORING SB5 <br /> PROJECT _TULEBURG WAREHOUSE LOCATION 8200 NORTH HIGHWAY 99, STOCKTON CA PROJECT NO. _263 <br /> DATE DRILLED 10/8/99 LOGGED BY SEAN GARVEY REVIEWED BY JOHN LANE RG No. 6795 <br /> DRILLING COMPANY SPECTRUM DRILLER 8028Y NIXON METHOD HOLLOW STEM AUGER <br /> BORE HOLE DIAMETER a IN DEPTH DRILLED _66 ET DEPTH TO WATER : INITIAL 66 FT STATIC 64 FT <br /> CASING TYPE NA DIAMETER IN SCHEDULE INTERVAL FT 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 D FT TO 66 ITT <br /> COMMENTS: PAGE I OF_Z_ <br /> WELL DEPTH FID SAMPLE ID U.S.C. DESCRIPTION <br /> DETAIL FT, (PPV) BLOWCOUNT LOG <br /> ASPHALT <br /> 2 FILL 3"-3' FILL <br /> 3-1b/19.5' SILT (ML): <5% FN SND; >95% FNS, N DRY STRNGTH, <br /> 4 R DLTNCY, L TGHNSS, N PLST, BRN, NPO, DRY—MST <br /> — 6 <br /> 8 <br /> 1O ML <br /> 0 <br /> —12- <br /> 14 <br /> 0 <br /> 16 <br /> 1 B 16/19.5-21/29.5' LEAN CLAY (CL): <5% FN, A SNO; >95% FNS, M—H <br /> DRY STRNGTH, N—SLW DLTNCY, M TGHNSS, M PLST, HRH, <br /> NPO, DRY—MST <br /> TW <br /> 2O 0 <br /> CL <br /> —22- <br /> -24— 21/29.5-31/39.5' SILT (ML): 10% FN, A SND; 90% FNS, N DRY STRNGTH, <br /> R DLTNCY, L TGHNSS, N PLST, BRN, NPO, ORY—MST <br /> —26- <br /> 213- <br /> -30 <br /> 62B30-- ML <br /> D <br /> 32 <br /> 34 <br /> 3fi <br /> 38 <br /> )1/39.5-41/49.5' WELL GRADED SAND WITH CLAY (SW—SC): 90% FN—CRS, <br /> Sw—SC A—SR, W GROO SND; 10% FNS, M DNS, BRN, NPO, DRY—MST <br /> 4O 0 <br />