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Project: BP Station # 11191 Log of Monitoring Well: <br /> Location 1469 East Hammer Lane,Stockton Project Number 38466122 MW-5 <br /> DatesDrilled 3/5/03 Total Depth Drilled 98 Logged By S Lookingbill <br /> ng Contractor Woodward Dnlhng Borehole Diameter- 8-inch Checked By V Elarth <br /> 1 Rig Type BK-81 Well Construction Dates 3/5/03 Screen Slot Size 0 02-inch <br /> Dnlhng Method Hollow Stem Auger Well Diameter 2-inch Screen Interval 65-79 <br /> Type of Well Casing SCH 40 PVC <br /> Comments Began Continuous Sampling at 40 bgs <br /> R <br /> wa° o eo <br /> w 1 3w 3 <br /> C. -Z t <br /> q+"CU O y'a <br /> R O. <br /> C <br /> 0 LFMOLOGY DESCRIPTION WELL CONSTRUCTION <br /> Asphalt Shish mount traffic grade vault box <br /> Q- 6- Roadbase Well secured with locking pressure <br /> - - cap <br /> Clay(CL) Dark brown,damp no odor <br /> 5 00 81 Sandy Clay(CL) Yellowish brown very stiff danip no 5 <br /> odor <br /> 10 00 <br /> Zn, Iron staining no odor Grout from near surface to 60 rt 0 <br /> 015 0 a 50/5 15 <br /> 20 00 50/5 20 <br /> Silty Sand(SM) Yellowish brown,70%fine grained <br /> 25 sand,30%silt,damp no odor <br /> 00 77 25 <br /> Sand(SW) Yellowish brown,well graded fine grouted <br /> Mao <br /> 30 q ax gravel,moist no odor <br /> 00 70/10 Baa a 30 <br /> iiax n <br /> aox <br /> Silty Sand(SM) Yellowish brown,70%fine granted <br /> sand,30%silt moist,no odor <br /> 37 35 <br /> 40 Sandy Silt(NM) Yellowish brown damp,no odor <br /> 00 40 <br /> 6a Zi a Sand(SW) Yellowish brown,well graded fine grained <br /> cik ax a sand to 1 inch gravel moist no odor <br /> 2870 Gateway Oaks M Sie 300 <br /> Sacramento CA 95833 <br /> 916.679 2000 <br />