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*Nor, Drilling Log <br /> ITIT CORPORATION Monitoring Well MW-7 <br /> A Member of the IT Group <br /> Proiect —Eleven. SS# 19976 Owner 7-Eleven. Inc. See Site Map <br /> Location /•;-.79 N. Mani Street, Manteca. CA Proi• No. 77,9956 For Boring Location <br /> Surface Elev. Total Hole Depth 31 ft. Diameter 8 in. COMMENTS: <br /> Top of Casing Water Level Initial 16 ft. Static <br /> Screen: Dia 2 in. Length 15 ft. Type/Size SCh. 40 PVC/0.020 in in. <br /> Casing: Dia 2 in. Length 15 ft. Type SCh. 40 PVC <br /> Fill Material #3 Sand Rig/Core 'Rhino"MARL M5-T15plit S000n <br /> Drill Co. Gregg Drilling Method Hollow Stem Auger1PID <br /> Driller Sobb v Deason, Jr. Log By Len Mason Date IV0000 Permit # <br /> Checked By Ed Simonis License No. California RG#4422 <br /> a <br /> ° > ° Description <br /> 0.'": (U(U QG D V U O.O U <br /> fu 3 a n.21 �, m m (Color, Texture, Structure) <br /> oo ° °C m N Trace < 10%. Little 10% to 20%. Some 20% to 35%. And 35% to 50% <br /> U N m x 3 <br /> _2 <br /> L Asphalt over silty, fine SAND (3�!,i O): dark Grown, loose, dry, no <br /> < < hydrocarbon odor. <br /> 2 < < SM <br /> < < <br /> 4 < < Silty fine SAND (10,90): dark brown, dry, loose, no hydrocarbon <br /> odor. <br /> < c <br /> 0.0 SW <br /> 6 < <br /> < < <br /> 8 < <br /> < < Sandy, clavey SILT (20,30,50): gray, dry/moist, soft/loose, no <br /> hydrocarbon odor. <br /> 0.0 <br /> 12 < < <br /> ML <br /> 14 <br /> Grades wet, micaceous. <br /> 0.0 <br /> 16 _ Groundwater Encountered. <br /> 18 = <br /> SP <br /> Fine to medium SAND: light gray• wet, loose. moderately well sorted. <br /> 20 subangular, no hydrocarbon odor. <br /> 01/04r2001 iithlog-Mar,sa Page: I of 2 <br />