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Drilling Log <br /> IT IT CORPORATION Monitoring Well MW--7 <br /> A Member of the IT Group <br /> ' 7-Eleven Inc See Site Map <br /> Protect 7-Eleven SS# 14!!7 Owner For Boring Location <br /> Location <br /> 2725 Country Club Road Stockton CA Prot No E9,966 <br /> Surface Elev Total Hole Depth 2O ft Diameter 8 in COMMENTS <br /> ' Top of Casing Water Level Initial Static 11 45 am 10 33 ft <br /> Screen Dia -L—In Length 15 ft Type/Size Sch 40 PVC/0 020 fn Sampler direct-pushed no NOW counfs <br /> Casing Dia 2 in Length 5 ft Type SCh 40 PVC <br /> ' Fill Material #3 Sand/bentonite Rig/Core Rhino (Marl M5Tys li tsp oon <br /> Drill Co Greqq Drilling Method Hollow Stem Auger <br /> Driller Rich Nessinger Log fay E Sim onis Date 10/30/01 Permit # <br /> Checked 9y Ed Simonis License No California RG#4422 <br /> 15 2 ro Description <br /> =P O E m v o Qo U <br /> aai= a a CL a r, ins N (Color, Texture, Structure) <br /> ov o m CC (D U35%< 10%, Little 10% to 20%, Some 20% to 35%, And 35% to 50% <br /> U <br /> ' -2 <br /> 0 L glij SP Asphalt over base course <br /> GM <br /> 2 <br /> 4 <br /> = o W_7@5 ML Clayey SILTivery fine SAND (20,40,40) brown most/dry, stiff, <br /> 6 crumbly/non-plastic, root casts C roots (some 2-4 mm diameter), <br /> no hydrocarbon odor <br /> 8 _ <br /> ' 10 — o NW-7@10Static 10/30/01 @1145 am <br /> _ Clayey, sandy SILT (20 20 60) brown--gray, moist soft to crumbly, <br /> ML abundant root casts some with roots <br /> 12 <br /> 14 <br /> — Silty CLAY (25 15) brown moist stifi/crumbly/non-plastic with <br /> o ilii-z@i5 CL white patches and brown clay clasts (-5mm) (looks like "clay <br /> 16 brer;cia' ) <br /> Silty very fine SAND (20 801 brown wet soft no hydrocarbon <br /> 18 ML odor <br /> 0 NW-7@20 <br /> 20 <br /> ' 22 <br /> ' 24 - <br /> Page 1 of 1 <br /> si,2n/trim Irthlog-Mar 99 <br />