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Project: BP Station # 11191 Log of Monitoring Well: <br /> Location:1469 East Hammer Lane,Stockton Project Number:38466122 MW-] <br /> Dates Dniled 316103 Total Depth Drilled 60 Logged By S Lookingbill <br /> ng Contractor Woodward Dnlling Borehole Diameter 8-mch Checked By V Elarlh <br /> .111 <br /> ll Rig Type BK-81 Well Construction Dates 316103 Screen Slot Size 0 02-inch <br /> Dnlhng Method Hollow Stem Auger Well Diameter 2 inch Screen Interval 45-60' <br /> Type of Well Casing SCH 40 PVC <br /> Comments <br /> > A <br /> 0 O <br /> a U w <br /> R EL O <br /> Q D. <br /> t] <br /> LITHOLOGY DESCRIPTION WELL CONSTRUCTION <br /> 0 Asphalt Hush mount traffic grade vault box 0 <br /> Well secured with locking pressure <br /> cap <br /> Silty Clay(CL) Yellowish brown,very stiff darnp no <br /> odor <br /> 5 00 7519 5 <br /> 0 Sandy Clay(CL) Reddish brown von staining,20%fine <br /> 00 16 sand,dariip-moist no odor Grout from near surface to 40 10 <br /> 15 Clay(CL) Yellowish brown caliche very stiff damp <br /> 00 6819 no odor 15 <br /> 20 Sandy Clay(CL) Yellowish brown trace subrounded <br /> tl 0 5016 gravel stiff dry-damp no odor 20 <br /> 25 <br /> 0 0 74110 Clay(CL) Reddish brown caliche very stiff damp no 25 <br /> odor <br /> 30 00 5016 Trace sand 30 <br /> �il�°a No Recovery-Likely sand <br /> a°aaa <br /> 35 aKXa.0 <br /> 00 5015 �a0a0 Sand(SW) Yellowish brown wellgraded 20% 35' <br /> a Ll ZX subrounded gravel trace silt damp no odor <br /> ct°41 a <br /> a a a <br /> as <br /> 40 00 5015 aanaxi 40 <br /> ct a <br /> ° a Bentonite Oups 40 43 <br /> _ a�4 First Water at 44 <br /> 2870 Gateway Oaks 1h Ste 300 <br /> Sacramento CA 95833 <br /> 916-679 2000 <br />