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Equipment Mobile B-57 <br /> Well Construction m <br /> Summary a Land Surface 100 feet± Date 6/13/90 <br /> 3 L a <br /> U3 LL o U) Elevation <br /> 99.74' 0- <br /> 1.01 - BROWN SILT (ML) very stiff, moist; trace very fine <br /> sand. <br /> 16 <br /> 5 _-- <br /> 15 <br /> 8.0' 17 -- <br /> 10- <br /> 7 <br /> 0 7 _— <br /> 12.0' -- <br /> Z 87.51' BROWN SANDY SILT (ML) soft, saturated;fine sand. <br /> 6 <br /> 14.0' GRAY CLAYEY SILT (ML) stiff,wet;trace very fine <br /> 15 sand. <br /> 17 —_ <br /> 12 _= GRAY SILT (ML) stiff,wet; trace very fine sand, clay. <br /> i = <br /> 20- <br /> 14 <br /> 24.0' 20 DARK GRAY SILTY SAND (SM) medium dense, <br /> 24.5' 25 saturated;very fine to fine sand. <br /> Boring terminated at approximately 24.5 feet bgs on <br /> 6/13/90. <br /> Groundwater encountered at approximately 12 feet <br /> 30bgs during drilling. <br /> 35- <br /> 40— <br /> Applied <br /> 540Applied Geotechnology Inc. Log of Boring PW-4 �uT` <br /> Geotechnical Engineering <br /> Geology&Hydrogeology 1433 Tillie Lewis Drive C6- <br /> Stockton, California <br /> JOB NUMBER DRAWN APPROVED DATE REVISED DATE <br /> 14,937.039 SES ) 21 June 90 <br />