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SECOR <br /> International Incorporated <br /> . L.ogged Q) Dates Drilled Drilling Contractor Project Name Metliod/Equipment Well Number <br /> 1/31101 WEST ARCO 6020 HSA <br /> CH 1/31/01 HAZMAT MANTECA,CA SPLITSPOON MW-9 <br /> See"Soil Clasification Chart" Boring Surface Groundwater Depth(ft) Total Dative Drop <br /> for Soil Classifications and Dtam(�n) Elev(ft) 21 5 FIRST Depth(ft) wt(lbs) Dist(in) <br /> Designations 10 43 68(TOC) 21 5 STABILIZED 35 0 140 30 <br /> Well <br /> 3 Description <br /> Construction ° <br /> TRAFFIC ASPHALT. <br /> RELA'T'ED <br /> ' ' WELT.BOX SILTY SAND(SM) brown,fine grained sand,loose,damp,no hydrocarbon odor <br /> • • (0,$0,20,0) <br /> GROUT <br /> • 4"BLANK <br /> CASING' 5- <br /> S BENTO <br /> SEAL 7 <br /> 9 <br /> 4„ <br />' S 10 <br /> SCREENCREEN —x Same as above <br /> SAND 15 6 SAND(SW): light brown,fine to coarse gained,medium dense,damp,no <br /> 6 hydrocarbon odor(0,90,10,0) <br /> 12 <br /> '.•.. <br /> 20-- <br /> 9 <br /> 13 SANDY SILT(ML) dark brawn,fine grained sand,stiff,moist to wet,low <br /> 20 plasticity,no hydrocarbon odor(0,40,60,0) <br /> The substrata descriptions above areeneralized representations and based upon vtsual/manual classification of cuttings and/or <br /> samples obtained during drilling Predominant material types shown on the log may contain different materials and the change from <br /> one predominant material type to another could be different than indicated Descriptions on this log apply only at the specific location <br /> at the time of drilling and may not be representative of subsurface conditions at other locations or times <br /> • Protect No 077.42070.330 Date 2/15/01 Log Of Well <br /> 6026MW9 CP] Approved by <br /> LOG OF BOREHOLE Figure (sheet 1 of 2) <br /> j <br />