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> � Log of Boring: B-7 Sheet 1 of 1 <br /> Iv,14" Project Name: RMC Lonestar Kerlinger Plant Subsurface Investigation <br /> AINYIest Project Number: 93311 .23 <br /> Allwest Environmental, Inc. Drilling Date: February 10, 1994 <br /> Drilling Contractor: Becker Drills Company Sampler: Center Recovery Double-Wall Drill Pipe <br /> Drill Rig: Becker Hammer Drill Hammer: Link-Belt Double-Action Diesel Hammer <br /> Auger: n/a Logged By: Long Ching <br /> Depth <br /> Blow OVM Sample in Well USCS Soil Description <br /> Count Reading Interval Profile Code <br /> Feet <br /> oo - -- - ---- -- -- ----- -------- <br /> - Tan brown to light brown, silty sandy GRAVEL, well graded, <br /> 01 - GW fine to coarse grains, slightly damp, none plastic. <br /> — - <br /> 02 - <br /> 03 - <br /> 04 - —— ——————————————————————- <br /> - Dark brown, silty SAND to sandy SILT, fine to medium grain,with <br /> 05 - fine gravel,very low to none plastic,damp, petroleum odor <br /> 06 - SM/ML <br /> 07 - <br /> 0 - <br /> 08 - <br /> -- ---------------------- <br /> 09 - Gray brown, silty sandy GRAVEL, medium to coarse grain, dry to <br /> slightly damp, slight petroleum odor to 16 feet <br /> 10 - <br /> 0 <br /> 11 - <br /> 12 - <br /> 13 - <br /> 14 - <br /> - GW <br /> 15 - <br /> 0 - <br /> 16 - <br /> 17 - <br /> 18 - <br /> 19 - very coarse grain below 19 feet <br /> 20 - <br /> 0 - <br /> Boring terminated at 21 feet below ground surface, <br /> No free groundwater encountered. <br />