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Field Exploratory Boring Log: Well S-5 <br /> OVM Blows/ Sample Well Depth Soil Group Materials Description <br /> PPM 6" Number Construction (ft) (USCS) <br /> oe'ifx Asphalt&Base rock 0 to 0 5' <br /> Silt(ML) <br /> Olive brown(2 5Y 414),moist to dry, 80% silt, 10%clay, <br /> w 10% fine sand <br /> > <br /> 0 0 - <br /> v� � <br /> Q u <br /> G � <br /> 00 5 <br /> l0 5-5-6 5 N @ 5' as above, moist, very stiff <br /> 12 <br /> Bentonite <br /> 6to7ft <br /> 10 @ 8 5' as above, moist,hard <br /> 14 AL <br /> 18 <br /> 00 s-5-10 10 <br /> ttSilty Sand (SM) <br /> 15 d Olive brown (2 5Y 4/4), wet,dense, 70% fine sand, 30% silt <br /> 00 25 S-5-15 0 15 <br /> aLn En- <br /> o <br /> ai <br /> 0 <br /> 9 -°� - @ 18 5' as above, wet, medium dense,70% fine to <br /> 1i w <br /> 17 medium sand,20% silt, 10% fine gravel <br /> 20 <br /> 00 S-520 cn <br /> r� <br /> 7 @ 23 5' as above, wet, medium dense, 70% fine to <br /> 10 coarse sand, 20% silt, 10% clay <br /> 00 Ia S-5-25 25 <br /> 30 Total depth of baring 25 feet <br /> BORING SHELL OIL PRODUCTS COMPANY Borehole Diameter 8 inches CAMBRIA <br /> Former Shell Service Station Logged by J Neely <br /> S-5 1267 Country Club Boulevard Driller Gregg Drilling 240-0943 <br /> Stockton, California Date Started 19-Feb-98 <br /> Date Completed 19-Feb-98 <br />