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SOIL. BORING LOG Boring No MW-13 Sheet 1 of 3 <br /> Client BP/ARCO 5469 Date 2/14/2006 <br /> Address 130 S Wilson Wy Drilling Company GreggDrilling riqtype Marl M-12 <br /> Stockton CA Drilling Foreman Jason <br /> Project No U-5469 Method HSA hole dram 10 <br /> Logged B Justin Crose <br /> Well Pack sand 31 ft to 53 ft Well Construction casing PVC screen 33 to 53 ft <br /> bent 28 ft to 31 ft casing dram 4" screen slot 0 02 <br /> grout 1 ft to 28 ft Depth to GW First encountered groundwater 44 ft <br /> sample Blow Sam le Weil Depth Descriptlons of Materials PID <br /> Constru LITHO <br /> Tyve No Count Time 13ecov Rt Scale COLUMN and Conditions PPM <br /> _ Asphalt <br /> 1 --------------------------------------------------- <br /> 2 ------- -------------------------------- <br /> ------ ---------------------------------------- — --------------------------------------------------- ----------------- <br /> 3 ------------ -------------------------------------------- ---------- <br /> 4 <br /> ---- ---------------------------------------- ---------------------------------------------------------------------------------------------------- ---------- <br /> 5 -------------------------------------------------------------------------------------- <br /> 13 _ <br /> S MW-13-6 28 1004 60 6 CL CLAY yellowish brown 10YR 514_trace silt dry,hard _ 0---- <br /> 27 — <br /> ------ 7--------------------------------------- — -------_-------------------------------------------------------------------------------------------- ---------- <br /> S MW-13-9 101010 45 — 9 CL CLAY yellowish brown 10YR 514 trace caliche and black_Mn02_dry hard___________0 <br /> ------ --------------------------------------- -- <br /> 22 <br /> 27 1 0 <br /> 1 1 <br /> 1 2 <br /> 1 3 <br /> 50(6) _20- 1 4 ML CLAYEY SILT yellowish brown_10YR,trace caliche dry hard -----_ - 0 <br /> ------ ------------------- ---- ---------------------------------------- <br /> --------------------- <br /> -- <br /> 9 5 <br /> 1 6 ; <br /> 1 7 <br /> 1 8 <br /> MW-13-19 26 10 22 45 1 9 CL SILTY CLAY dark yellowish brown 10YR 414-dry, hard _ 0 <br /> - - - -- - --- - - -- -- --------- ---- <br /> -A- 50(6) _ <br /> 2 0 <br /> Comments The boring extended to a total depth of 54 5 feet bgs <br /> ENVIRONVIENT/� L INC <br /> A � <br /> 6D <br /> �. 6 d y d,.•,Ept / bt6rH i t ( S <br /> arcp 5469 MW 13 STRATUS <br />