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! I <br /> c <br /> n e <br /> t <br /> ' GRAPHIC LOG DESCRIPTION <br /> Bentonite 12 <br /> i pellet seal <br /> 2"sch 40 <br /> PVC casing ———— — <br /> #3 sand —— <br /> 14 <br /> 41 <br /> Silty SAND (SM);fine-to coarse-grained;alive gray to <br /> 2'sch 40 _L- 0. _ __ ____ brown;dry to moist <br /> PVC casing t5 <br /> t with.t12'slots <br />� 16 25 — — --- <br /> 20 <br /> 16 54 ________ Silty SAND (SM); same as above;fine-grained <br /> 20 <br /> 16 DO 28 <br /> 2 <br /> — A'L'L T,i:�:L•• <br /> 24 <br /> 6 0 Silty SAND(SM);fine-to medium grained;olive gray to <br /> ' — brown; moist to wet <br /> 4123-62 -------- <br /> ' 26 <br /> Inch Radius 0 2 4 6 <br /> ' EXPLANATION <br /> Recovered drill sample est K Estimated permeability CONTACTS; <br /> ® (hydraaGc conductivity) id where certain <br /> d fo <br /> Sample sealer chemical analysis 1 K-primary 2'K-secondary <br /> ® ......... <br /> Dotted where approximate <br /> 5iew sample NR No recovery — r — <br /> ® Grob sample = Water level during drilling Dashed where uncertain <br /> © Q Water level in completed well Hochered wheregradational <br /> ( : Coro san!ple <br /> —__M— LOG OF BORING: B-4/MW-4 BORING <br /> tet. AW � BP Oil Facility No. 11193 <br /> 3202 West Hammer Lane B-4 <br /> ' PROJECT NO. 17051.01 j Stockton, California <br /> 12!92 <br />