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•l a (1 a <br /> GROUND ZERO ANALYSIS LOG OF BORING DB-3 <br /> ROJECT KNOWtES HAMMER LOCATION 1140 WEST HAMMER LANE, STOCKTON CA _ PROJECT NO 25-013 <br /> ATE DRILLED 07/14/9e LOGGED BY JEANNE BUCKTHAL REVIEWED BY JOHN P LANE REG No 6795 <br /> DRILLING COMPANY WOODWARD DRILLING CO DRILLER A METHOD HOLLOW STEM <br /> BORE HOLE DIAMETER 8 IN_ DEPTH DRILLED 71 FT DEPTH TO WATER INITIAL A3 FT STATIC 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 INTERVAL 0 FT TQ 71 FT <br /> COMMENTS PAGE I OF-2— <br /> WELL <br /> F_ZWELL DEPTH FID SAMPLE ID U S C DESCRIPTION <br /> DETAIL FT PPM BLOWCOUNT LOG <br /> 2 <br /> 4 <br /> 0-21 5/30 SILT (ML) 5-10% FN PRLY GRDD SND 90-95: FNS SLW <br /> 6 DLTNCY L TGHNSS N-L PLST V STIFF 6RN NPO DRY TO MST <br /> (NATIVE BACKFILL) <br /> 8 i <br /> _10- <br /> 0 s <br /> s <br /> s <br /> 12 <br /> 1 ML <br /> (rlal v �ilI <br /> 14 i <br /> _16- <br /> 18 I <br /> 20 <br /> 0 8 <br /> 8 <br /> 17 <br /> —22- <br /> -24- <br /> 21 <br /> 21 5/30-3t 5/35 WELL GRADED SAND WITH GRAVEL (SW) 70-75o FN-CRS W <br /> GROD SND 25-30': FN SA-R W GRDD GRVL <5" FNS <br /> V DNS BRN NPO LIST <br /> —26 (NATIVE BACKFILL <br /> 28 <br /> 30 Sw <br /> 0 8 24 (Not <br /> 40 <br /> 32 <br /> 31 5/35-36 5/40 LEAN CLAY (CL) <5% FN SND X95: FNS N DLTNCY M <br /> 34 TGHNSS L—M PLST STIFF GRY & GRN NPO DRY <br /> DB3-36 <br /> 4 <br /> 36 ° 6 CL <br /> s <br /> 36 5/40-41 5/45 SILT (ML <5- FN SND 195" FNS SLW DLTNCY L TGHNSS <br /> -38 L PLST V STIFF DRN NPO DRY <br /> ` uL <br /> 40 <br />