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Drilling Log <br /> IT CORPORATION Monitoring Well MW--7 <br /> A Member of the Ir Group <br /> Project 7--Eleven, SS# 14117 - Owner 7-Eleven Inc. See Site Map <br /> For Boring L oca tion <br /> Location 2725 Country Club Road Stockton, CA Proj. No. <br /> 779966 <br /> Surface Elev. Total Hole Depth 20 ft. Diameter 8 in. COMMENTS.' <br /> Top of Casing Water Level Initial Static 11.45 am 10.33.It. <br /> Screen_Dia 2 in. Length 15 ft_ Type/Size Sch. 40 PVC/0.020 in. Sampler direct-pushed.no blow counts. <br /> Casing: Dia 2in Length 5 ft. Type Sch. .40 PVC <br /> Fill Material #3 Sand/bentonite- Rig/Core Rhino (Mar!M5T)/So1itspoon <br /> Drill Co. yreag Drilling Method Hollow Stem Auger <br /> Driller Rich Nessinger__ Log By E. Simons Date 10/30/01• Permit # <br /> Checked By Ed Simonis License No. California RG#4422 <br /> c T °� <br /> O C U <br /> _W of Q Lm Description <br /> w� 3 E a s E a 3 m_ V) (Color, Texture, Structure) <br /> av V7 m x Trace < 10%, Little to% to 20%. Some 20% to 35%, And 35% to 50% <br /> _2 <br /> Asphalt over base course. <br /> LC GM <br /> 2 <br /> 4 <br /> 0 NN-7@5' ML <br /> Clayey SILT{very fine SAND (20,40,40): brown, moist/dry, stiff, <br /> 6 <br /> 0�� crumbly/non-plastic, root casts 6 roots (some 2-4 mm diameter), <br /> no hydrocarbon odor. <br /> 8 <br /> 10 = o V Static 10130/01(x11.'45 am. <br /> Clayey, sandy SILT (20.20,60): brown-gray, moist, stiff to crumbly, <br /> ML abundant root casts, some with roots. <br /> 12 = <br /> 14 = <br /> o raH-rff' Silty CLAY (25,75): brown, moist, stiff/crumbly/non-plastic with <br /> = CL. white patches and brown clay clasts (-Smm), (cooks like "clay <br /> 16 = breccia"). <br /> 18 = to Silty very fine SAND (20,80)_ brown, wet, soft, no hydrocarbon <br /> — odor. <br /> 20 = o HW-7@20' <br /> 22 <br /> Parvo- 1 of 1 <br />