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SECOR <br /> Logged By Dates Dnited Drilling Contractor Project Nam MethodJpgwpment Well Number <br /> 7/23101 WEST ARCO#595 SPLIT SPOON <br /> 1 BH 7123101 HAZMAT STOCKTON,CA HSA MW-7 <br /> See"Legend to Logs"for Boring Surface Groundwater Depth(ft) Total Drive Drop <br /> sainpltng method, Diam.(in) Elev(ft) .9 50 FIRST Depth(ft) wt(lbs) TDisk(in) <br /> s_UnGcauons and laboratory 8 32.52(TOC) 1 -1 59 4 STABQ.IZED 715 140 30 <br /> tesun methods <br /> well <br /> o <br /> Construction Desenptson� � h <br /> ca <br /> W <br /> TRAFFIC Asphalt <br /> RATED <br /> WELL BOX SILTY CLAY(CL) brown,low to no plasticity,stiff,moist,no <br /> GROUT hydrocarbon odor(0,0,40,60) <br /> e e <br /> b b <br /> 5 6 MW-7 <br /> a a 10 @5' <br /> 17 <br /> a o , <br /> r a <br /> i0 11 SILTY CLAY(CL) brown,low to no plasticity,hard,moist(0,0,40,60) NTW-7 <br /> 7 ° @ 10' <br /> r t 211 <br /> • GROUT <br /> A e <br /> s <br /> 15 16 SANDY SILT(ML) brown,fine-grained sand,no plasticity,hard,moist MW-7 <br /> 20 (0,30,65,5) @ 15' <br /> 21 <br /> t <br /> A A <br /> ° �0 14SILTY SAND(SM) brown,fine-grained sand,dense,moist(0.70,25,5) MW-7 <br /> 17 @20' <br /> 21 <br /> ° b <br /> The substrata descriptions above aregeneralized representations and based upon vtsuallmanual classification of cuttings and/or <br /> samples obtained during dnlltng Predominant material types shown on the log may contain different materials and the change from <br /> one predominant matenal type to another could be different than indicated Descriptions on this log apply only at the specific location <br /> at the time of dnlling and may not be representative of subsurface conditions at other locations or times <br /> Project No 077 43029 330 Date 9121101 PR Log of Well <br /> 595MW7 CPj Approved by <br /> LAG OF BOREHOLE <br /> Figure (sheet 1 of 3) <br />