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GROUND ZERO ANALYSIS LOG OF BORING SB1X <br /> • PROJECT KNOWLES HAMMER LOCATION 1140 WEST HAMMER LANE,, STOCKTON CA PROJECT NO 013 <br /> DATE DRILLED 0714100 LOGGED BY SEAN GARVEY REVIEWED BY JOHN P. LANE RG No. 6725 <br /> DRILLING COMPANY FISCH ENVIRONMENTAL DRILLER DAVE FISCH METHOD DIRECT PUSH <br /> BORE HOLE DIAMETER 2 IN DEPTH DRILLED 47EI DEPTH TO WATER INITIAL 31 FT STATIC FEZ <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 EMMED) INTERVAL FT TO FT <br /> COMMENTS HAND AUGER USED TO 10' WATER SAMPLE COLLECTED FROM TEMPORARY WELL MADE OF 1' PVC CASING PAGE_1 OF-2— <br /> WELL DEPTH FID SAMPLEID U S C DESCRIPTION <br /> DETAIL FT PPM BLOWCOUNT LOG <br /> 0-10/14' HAND AUGER USED TO A DEPTH OF 10 FEET <br /> 2 SILTY CLAY (CL/ML) <5% FN SND, 95-100% FNS, M—H DRY <br /> STRNGTH N—SLW DLTNCY. M—H TGHNSS. M—H PLST BRN, <br /> NPO, DRY <br /> 4 <br /> CL/ML <br /> fi <br /> a <br /> _10- <br /> -12- <br /> 14 <br /> 14 10/14-21/24' WELL GRADED SAND (SW) 95-106% FN—CRS, A—SA, W GRDD <br /> SND, <5% FNS, BRN, NPO, DRY—MST <br /> 0 <br /> 16— <br /> _18— SW <br /> 20 0 <br /> 22 21/24-26/29' SILT (ML) <S% SAND, <2% FN GRVL, >93% FNS. N DRY <br /> STRNGTH, R DLTNCY, L TGHNSS, N PLST. BRN NPO, DRY—MST <br /> —24— / <br /> 0 ML <br /> 2fi <br /> 26/29-31' SILT (ML) S-10% FN—CRS A—SA SAND, 90-95% FNS, N—L <br /> DRY STRNGTH, R DLTNCY, L TGHNSS N—L PLST, BRN NPO, <br /> 28 MST—WET <br /> KHL—SBI%-30' <br /> ML <br /> 30 0 <br /> 32- <br /> 34- <br /> - <br /> NOT <br /> SAMPLED <br /> _36— <br /> TEMPORARY WELL SCREEN PLACED 37-47 FEET <br /> 38- <br /> 40 <br />