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Subcontractor Geo Environmental Drilling Bj 7 <br /> Lag of BorirEg/Monttor;rg Well B 1.... <br /> Drilling Method S[MCO 2404SK-i Start Date 3-30-84 Start Ttme 150 Hours Tr <br /> 7 HAProject Name Chapin Bros <br /> Project No- N0014-001-01 <br /> S—Piwg Method. 2 CMSS Finish Date 3-30-84 Finish Tlme 305 Hours Project Location 1766 Monte Diablo <br /> First Water/Static Water Level (BGS) 2185 it Logged By J Clayton Page 1 of 1 <br /> =�s <br /> � �� � Surface Elevation Casing Top Elevation <br /> v- Z.3o- — <br /> OL` - RA y LITHOLOGIC DESCRIPTION T"�1 Comtrvcl,oa Dale,i, <br /> rj wQO C Cna w QW ❑m (color sail type moisture consistency other) <br /> 2" ASPHALTIC CONCRETE + C BASE ROCK <br /> -SC- MEDIUM BROWN CLAYEY FINE SAND 9adGillea <br /> +,th <br /> ' Neat <br /> Cemaai <br /> 7 5 <br /> 10 GRAYISH LIGHT BROWN SILT WITS CLAY AND TRACE <br /> 4 13 18/17 ML VERY FINE SAND FEW BLACK PARTINGS (DECOMPOSED <br /> IROOTS) DRY TO DAMP STIFF NO ODOR <br /> 5 � rrrf <br /> 7 10 i i r i LIGHT BROWN SILTY FINE SAND, DAMP LOOSE TO <br /> 0 l0 18/18r SM i SLIGHTLY DENSE NO ODOR <br /> iril �r <br /> rrrFli <br /> 4 <br /> 1 4 SLIGHTLY GRAYISH LIGHT BROWN VERY FINE SANDY SILT <br /> 0 5 18/18 TO SILTY VERY FLNE SAND DAMP VERY LOOSE NO ODOR <br /> i SWIML, <br /> 4 <br /> SLIGHTLY GRAYISH MEDIUM TO DARK BROWN FINE SAND <br /> 0 5 18/18 I SM WITH TRACE SILT WET VERY LOOSE, NO ODOR <br /> 25 <br /> BORING COMPLETED AT 22 0' BELOW GROUND SURFACE <br /> GROUNDWATER ENCOUNTERED IN BORING AT 2185 BELOW <br /> GROUND SURFACE <br /> 30 <br /> 35 <br /> ' 40 <br /> 45 <br /> � SO <br /> Reviewed by Date <br /> S E A C O R <br /> Revised by Date <br />