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' GRAPHIC BORING LOG PAGE _,2,_ OF _3— <br /> CLIENT Unocal PROJECT NO 1232 DRILL HOLE MW-81) <br /> SITE LOCATION 5606 Pacific Avenue Stockton California <br /> RILLING CO West Haat TYPE OF RIG CME-85 <br /> DHam <br /> at <br /> METHOD/EQUIPMENT Hollow Stem Auger HOLE DIAMETER 10" <br /> DRIVE WEIGHT/HEIGHT OF DROP 140#x030" REFERENCE OR DATUM Surface <br /> START DATE 9/20/01 COMPLETION DATE 9/20/01 <br /> ' I z <br /> DESCRIPTION <br /> ' 1u!0 W va � �if3 z 4tZ (7 i"t iii <br /> W '4 Z ^� r H H N Lu"W O ICI Following Order~L1THOLOGI, calor,grain size 4sir(ing. angutarq <br /> 4 w a ix 0 �N 0 Q x r, w� HLL¢0 tip fdmil$, ronsisten;-,y wom m <br /> 41 W to 00 4 H 0 �i W H 0 1aj Z-j a- <br /> 0 r-r W 0 ca'j eA 0 ,-I an 4L t- <br /> ' 37 0 <br /> SM <br /> 40 13024 9 15 07 39-40 5' SILTY SAND, brown, fine sand, saturated, no odor <br />' ML 41 0 <br />' <br /> 45 22/30 9 20 1 7 44-45 5' SLIGHTLY SANDY SILT, olive, fine sand, saturated, <br /> /36 no odor <br /> 48 0 <br /> SM <br /> 50 18/21 925 444 49-50 5' SILTY SAND, olive, fine sand, saturated, odor <br /> /24 <br /> 55 20/21 9 30 96 3 54-55 5' SILTY SAND, olive, fine sand, saturated, odor <br /> 126 <br />' 60 1/31 <br /> 9 35 NR <br /> 6518/24 940 0 5 64-65 5' SILTY SAND, olive, fine sand, saturated, faint odor <br /> 130 <br /> iML 66 0 <br /> a <br /> 70 17/22 945 03 69-70 5' SANDY SILT, olive, fine sand, saturated, faint odor <br /> l29 <br /> Continued Next Pa e <br /> !:NR= <br /> No Recovery <br /> ENVIRONMENTAL AUDIT, INC NOTE This Boring Log Represents Conditions Only at Time and Location <br /> Indicated Subsurface Conditions May Differ at Other Locations and <br /> Times <br /> LOGGED BY BHM DATE 09/20/01 APPROVED BY BHM RG # 5649 <br />