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ATEC El_ Jironmental Con., ultants <br /> 10190 Systems Parkway, Suite 100 <br /> Sacramento, California 95827 <br /> (916) 364-8781 FAX (916) 364-1966 <br /> project Manteca Business Center ,lob No. 59-07-92-00039 Boring B-2 Sheet .-, of 2 <br /> _ogged By Greg IN. Pope Start Date 11/20/92 End Date 11/20/92 Total Depth 25.5 feel <br /> Location 4.15 North Main Street, Manteca, California Surface Elevation N/A <br /> Drilled By B&F Drilling, Inc. License No. C57-519428 Drill Method Hollow Stem Auger <br /> sole Diameter 6-inch Rig Type B-61 Sampling Assembly Type Split Spoon, 140-Ib Hammer, 30-inch Drop <br /> SAMPLE INFORMATION G <br /> I R <br /> T R N A <br /> Y N T B D E T E T H <br /> P U I L E p I P E I <br /> / M M 0 P V P T R C <br /> D 8 E T E (PPM) X v <br /> A R /s 7n (lt) Y (l t) L C <br /> SAMPLE DESCRIPTION <br /> 20-- <br /> 21 23 <br /> II <br /> Groundwater depth at 23.60 feet bgs on 11/20/93. <br /> 24 <br /> r'• <br /> 19/ 25 <br /> '%2 1 t4:2t s/1s 2a-2s. 100 0 Silty SAND (SM), grayish brown (5YR3/2), medium <br /> Ir 26density, subangular, medium grained, quartz with <br /> minor mica, (moist) <br /> 27 <br /> Boring completed to a depth of 25.5 feet bgs. <br /> 28 <br /> 29 <br /> 30-- <br /> 31- <br /> 32- <br /> 33-7 <br /> 0313233 <br /> 34 <br /> I <br /> 35 <br /> 38 <br /> 37-- <br /> 38- <br /> 39-- <br /> 42 <br /> 73839a2 <br />