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BORING <br /> a PROJECT NUMBER: SB-1 SHEET 1 OF 2 <br /> PROJECT NAME/LOCATION: NUMBER: 90-205 <br /> EXXON RAS 7-0137 <br /> 1605 South El DoradoDRILLING <br /> tockton, California CONTRACTOR: METHOD: 8" HSA <br /> West Hazmat Drilling <br /> DRILLING <br /> 75 <br /> Sc <br /> DRILLERott f;rueger RIG: CME <br /> START DATE: Z-22-91 COMPLETED: 2-22-91 <br /> LAND 08:00 TIMES 12:00 <br /> TIME: <br /> OWNER: <br /> S T S N B C S Z S R <br /> G]'NERAL <br /> t � A Y A U L 0 A N A £ (ppm) <br /> NOTES <br /> U M T �i C DEPTH DESCRIPTION MATERIALS PID OBSERVATION <br /> M P H M 0 p 0 AND CONDITIONS <br /> P E P B W N P <br /> _. hi L LE T LF LV <br /> E E R S E T E <br /> 0 2" A.C. on 4" A.B. over: <br /> 2.5 Sandy, vary silty CLAY, <br /> E in. dark brown, damp i <br /> OD <br /> SS 0 <br /> 'e5 Clayey sandy SILT, tan- <br /> � 1-1 6.�� 14" brown: slightly damp <br /> k <br /> 10 Very clayey at 10 feet <br /> 0 <br /> 1-2 10.0' 1g" t <br /> A&B 11.5' <br /> clayey SILT, grey.. 1 <br /> Sandy, to moist damp <br /> brown,. 0. <br /> 15.0' 18" 19 medium SAND <br /> clean, <br /> . '{ A&B 16.5' layer (<211) at 15 feet <br /> 6 Slight gas <br /> 20 Sandy, slightly clayey odor' <br /> 1-4 20.0' <br /> p,&B 18" SILT, brawn, damp . <br /> r <br /> 21.5 <br /> 20 Gas odor <br /> 25 Silty SAND, grey, damp, <br /> of <br /> 25.0 18„. dense, with inter 1a yers <br /> A&B 26.5' andy SILT $ <br /> S <br /> 30.0' 18,x. Slightly clayey► <br /> very sandy 18 Gas odor <br /> 30 damp: <br /> -_- 1-6 SILT-, grey <br /> T _ 31:5 <br /> _ A&$ <br /> Field Notes• Hand:Auga:red ;,La 5'' Aegis <br /> w - Drilled 30 degrees from Environmental <br /> V Consultants. { <br /> Blow counts not representative <br /> or recorded <br /> Logged By R. Kimmerlinq <br /> i <br />