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Drilling Log <br /> �❑❑❑® GROUNDWATER SOII BOrih <br /> TECHNOLOGY g G <br /> Project STHL/9110 Thcrton Rd The Southland Corporation See Site Map <br /> Owner <br /> Location Stockton CA Project No 020301211 Date drilled 1/13/93 For Boring Location <br /> Surface Elev. N/A ft Total Hole Depth 455 ft Diameter 8 In COMMENTS <br />' Top of Casing N/A ft Water Level Initial NIA ft Static NIA ft <br /> Screen. Dia N/A to Length NIA ft Type/Size N/A in The decon water was stored/n 55-gallon <br /> Casing Dia N/A InLength N A ff drums while the soot cuttings were placed <br /> T <br /> ype N A on and covered with plastic Mater and <br /> Filter Pack Material N/A Rig/Core Type B-61/Spllt Spoon and sod were stored on site until they <br />' could be analyzed and disposed of <br /> Drilling Company Kvrlhau Method Hollow Stem Ayger Permit 1M 92-3681 properly No groundwater was <br /> Mike Crocker encountered during drilling actovotres <br /> Driller Log By S C Hurle <br /> Checked By David Kleesattel License No RG# 5136 --� <br />' _OCA di <br /> � V N <br /> a� as 0 oo s v, Description <br /> U Cl O <br /> e� (Color, Texture, Structure) <br />' Nmx Trace < 10%. Little 10% to 20%, Some 20% to 35%. And 35% to 50% <br /> —2 <br /> 1 Q <br /> ASPHALT <br />' 2 Clayey SILT, brown, about 60% silt, about 30% clay, about 10% fine sand <br /> (slightly moist, no hydrocarbon odor, stiff) <br /> 4 B ML <br /> 13 <br /> 0 5 14 <br />' 6 <br /> 8 <br /> e SAND, tan, about 70% medium sand, about 30% fine sand (slightly moist, no <br /> 10 12 hydrocarbon odor, medium dense) <br /> I 0 10 r5 <br /> 12 51D <br /> I 14 14 <br /> 20 <br /> 0 15 20 <br /> 16 <br /> 18 <br /> 12 <br /> 2 O 15 <br /> 0 20 IT SM Silty SAND, tan, about 50% fine sand, about 35% silt, about 10% medium sand, <br /> about 5% clay (moist, no hydrocarbon odor, medium dense) <br /> 22 <br /> 24 T sc <br /> 03/If/1993lthlog-lan93 Page I of 2 <br />