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SECOR <br /> International rmamoroted <br /> . Logged By Dates Drilled Drilling Contractor Pra�ect Num Method/Egwpment Boring Number <br /> 7119101 WEST ARCO#595 SPLIT SPOON <br /> i CM 7119101 HAZMAT STOCKTON,CA HSA PSB-2 <br /> See"Legend to Logs"for Bonng surface Groundwater Depth(ft) TOW Drive Drop <br /> sampling method, Dram(in) Elev(ft) FIRST Depth(ft) wt(lbs) <br /> class tions and labomiory 100 0 NA NA <br /> testin methods 8 <br /> Well <br /> Construction Descripttan <br /> As halt <br /> oadbase <br /> SILTY SAND(SM) brown(IOYR4/3),fine-grained sand,medium dense,moist <br /> (0,75,25,0) <br /> SILTY CLAY(CL) very dark gray(10YR3/1),moderate plasticity,very stiff,moist, <br /> weak subangular blocky soil structure(0,0,40,60) <br /> 5 0 <br /> SANDY SILT(ML) dark yellowish brown(10YR414),with clay,fine-grained sand, <br /> low plasticity,fine-grained sand,stiff,partially cemented in zones,pronounced <br /> subangular blocky soil structure,rootholes(0,30,60,10) 0 <br /> l0 <br /> 1 <br /> GROUT <br /> 0 <br /> lS <br /> At 16 to 17 feet,well cemented zone 0 <br /> 0 <br /> SILTY SAND(SM-dark yellowish brown(10YR4/4),with trace clay,fine-grained <br /> Zp sand,very dense,moist(0,60,35,5) <br /> SELT(ML) <br /> 0 <br /> SILTY SAND(SM) dark yellowish brown(10YR4/4),with trace clay,fine-grained <br /> The substrata descriptions above are generalized representations and based upon visual/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 dulling and may not be representative of subsurface conditions at other locations or tunes <br /> 7 Project No 077.43029 330 Date 9/20/01 PR Log Of Bonng <br /> OF BO Approved by <br /> LOG <br /> LOG OF BOREHOLE <br /> Figure (sheet 1 of 5) <br />