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f <br /> Drilling Log <br /> IT CORPORATION Monitoring Well MW-7 <br /> A Member of the IT Group <br /> T--Eleven SS# 14117 Owner 7-Eleven Inc See Site Map <br /> Project For Boring Location <br /> Locatlon 2725 Country Club Road Stockton CA Proj No. 779988 <br /> Surface Elev Total Hole Depth 20 ff Diameter 8 in COMMENTS <br /> Top of Casing Water Level Initial Static 1145 am 103.3 ft <br /> Screen (Iia 2 in Length 15 !t Type/Size Sch 40 PVC/0 020 in Sampler direct-pushed no blow counts <br /> Casing-Dia 2 in Length 5 ft Type Sch 40 PVC <br /> Fill Material #3 Sandfbentonde Rig/Core Rhino Maki Myr/S lits oan <br /> Drill Co i3regg Drilkrr Method Hollow Stem At er <br /> Driller Rich Nessin er Log Dy E Simonis Date 10/30/01 Permit <br /> Checked By Ed Simonis License No California RG#4422 <br /> U Description <br /> —ar o f WQ 'o aCo <br /> U <br /> a :a a s a m u �_J m (Color, Texture, Structure) <br /> E 40 <br /> 0 N m n j Prate < 10%, Little 10% to 20%. Same 20% to 35%. And 3S% to 50% <br /> -2 <br /> 0 Asphalt over base course <br /> GM <br /> 2 <br /> 4 <br /> 0 Hw-T@S ML <br /> Clayey SILT very fine SAND (20,40 40) brown, most/dry, staff, <br /> 6 crumbly/non-plastic, root casts 9 roots (some 2-4 mm diameter}, <br /> no hydrocarbon odor <br /> 8 = <br /> -;r <br /> 10 = o i1u-r@11 Static 10/30/01 @1145 am <br /> Ctayey, sandy SILT (20,20,60) brown-gray, moist stiff to crumbly, <br /> = ML abundant root casts, some with roots <br /> 12 = <br /> 14 — <br /> 0 _1@6 Silty CLAY (25.75) brown, moist, stiff/crumbly/non-plastic with <br /> CL white patches and brown clay clasts (-5mm), (looks like "clay <br /> t6 = breccia") <br /> 18 ML Silty very fine SAND (20,80) brown wet, soft, no hydrocarbon <br /> odor <br /> a <br /> L24 <br /> NW-r@2 <br /> Perna I of 1 <br />