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Project. RANCH MARKET I Protect No 077 42098 002 Log of Boring/Monitoring Well <br /> Boring Location 23564 S SANTA FE ROAD, RIVERBANK, CA Drawn By S E S <br /> V-3 <br /> Subcontractor and Equipment WEST HAZMAT—CME 85 Logged By S C <br /> mpling Method SPLIT SPOON Monitoring Device PID Comments <br /> IStart Date/Time 9 21 2000 Finish Date/rime 9/21/2000 <br /> First Water (bgs) Stabilized Water Level (bgs) <br /> ESurface Elevation Top Casing Elevation Boring Abandonment/ <br /> z 8 E d Well Construction Details <br /> LITHOLOGIC DESCRIPTION <br /> CL CL <br /> o U us (color, grain size, consistency, moisture, other) <br /> 0 v <br /> cn m n o rr <br /> 1 dw Asphalt on surface (top 3") Road base to 18" <br /> CD <br /> 5 NO SAMPLES TAKEN 5 Cement <br /> CL <br /> NO SAMPLES TAKEN 10 Bentonite <br /> 0 chips <br /> 609 15 SILT, (ML)(2 5Y 5/2) light gray, (0,5,60,35) 15 <br /> medium plasticity, fine grained, damp, dense, Y% _ <br /> hydrocarbon odor present, abundant orange <br /> 422 2 staining <br /> 20 ,M� nx <br /> Sandy Silt, (ML)(2 5Y 4/1), dark gray, (0,40,60, i ;r <br /> 100% 0), no plasticity, fine grained, moist. dense, = :; #3 SAND <br /> distinct hydrocarbon odor <br /> V <br /> 25- NO SAMPLES TAKEN 25 r; <br /> 968 3 30 <br /> Sandy Silt, (ML)(2 5Y 311), dark dray, 0,30,70, <br /> 0), no plasticity, fine grained, moist, dense, VC end <br /> distinct hydrocarbon odor cap <br /> Total Depth of Boring =31' bgs <br /> i <br /> I ,00% <br /> N <br /> 1 <br /> i <br /> I ' <br /> n Reviewed By Date �l <br /> SECOR Revised By Hate Page-J—of--L <br />