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Ah <br /> World erprlSeS Log of Soil Vapor Well: <br /> Location: Project Number: 17325532. VW-3 <br /> Dates Drilled: 4n/04 Total Depth: 15 feet bgs Borehole Name: BH-3 <br /> Drilling Contractor. Gregg Drilling Well Construction Date: 4(7/04 Logged By: Jeff Brooks <br /> Borehole Diameter. $-inch Casing Diameter. 1-inch Casing Type: SCH 40 PVC Checked By: Vern Elarth <br /> Drilling Method: Hollow Stem Auger Screen Interval: 6-15 feet Slot Size: 0.020-inch Sampling.Method: CA Modified Split spoon <br /> Comments: East central property boundary. <br /> 1 <br /> R � <br /> 7_ 40 <br /> t" <br /> ° a a <br /> O LITHOLOGY DESCRIPTION WELL CONSTRUCTION <br /> Y locking stove pipe <br /> completion <br /> Well secured with gas <br /> meast>seuxm valve cap. <br /> 1-inch SCH 40 PVC <br /> to6ftbgs <br /> 0 <br /> 4' � 4 Grass and topsoil 0 <br /> Sandy Clay with Sik(CL). Very dark grayish brown,low to <br /> medium plasticity.25-30%very fine to fine grained sand.10- <br /> 20%silt,very stiff,slightly moist. <br /> Neat Cement from surface to 4 <br /> ft bgs <br /> Bentonise Sea14-5 ft <br /> 5 5 - <br /> Silty Sand with Clay(Srvl). Yellowish brown,very fine to fine <br /> 14 0 grained sand.25%silt,trace clay,tedium dense,slightly nicest. <br /> •S <br /> 't <br /> Yt ?% <br /> Silty Clay with Sand(CL) Light olive brown dace very fine to <br /> 10 fine!fid sand.4096 silt,very stifh iron oxide staining.mast 1-inch SCH 40 PVC <br /> 22 0 0.020-inch Slot Screen 615 ft 10 <br /> Plea Gravel 5-15.5 ft <br /> X. <br /> w <br /> X. <br /> F: <br /> S 0 <br /> 15 Chyey Sam with Sib(SC) Yellowish brown,6096 very fine to 15 <br /> fine grained sand.15%silt,25%clay.loose,moist <br /> M. <br /> UM2870 Gateway Oaks Dr.,Ste 300 <br /> Surammto.CA 95833 <br /> 916-679-2000 <br />