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SECOR <br /> Int—nonal Incorporated <br /> Logged By Dates Drilled DnIli ng Contractor Project Naine Method/Equipment Well Number <br /> 1131101 WEST ARCO 6020 HSA <br /> CH 1131101 HAZMAT MANTECA, CA SPLITSPOON MW-8 <br /> See Soil Clasification Chart' Boring Surface Groundwater Depth(ft) Total Drive Drop <br /> for Soil Classifications and Diam(in) Elev(ft) -7 2146 STABILIZED Depth(ft) wt(lbs) Dist(in) <br /> Designations 10" 43 41 (TOC) T 25 FIRST 350 140 30 <br /> Well v �, <br /> a o Description <br />' Construction <br /> 0 <br /> Same as above,moist to wet 0 <br /> 30- <br /> 13 SILTY SAND(SM) brown, fine grained sand,medium dense,wet,no <br /> 19 hydrocarbon odor(0,50,50,0) <br /> 29 <br /> ITEREADED <br /> END CAP <br /> • 3'- 8 SAND SP brown, fine to medium <br /> grained,medium dense,saturated <br /> 9 (0,90,10,0) <br /> 17 <br /> 45 <br /> The substrata descriptions above are generalized representations and based upon visual/manual classification of cuttings and/or <br /> samples obtained dur-mg: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 /> Project No 077 42070 330 Date 2115101 Log of Well <br /> E W20MWB GPJ Approved b <br /> LOG OF BORFHOLE y <br /> Figure (sheet 2 of 2) <br />