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1 SECOR <br /> InternattonalIncorporated <br /> Logged By Dates Drilled Dnlling Contractor Project Name Method/Equipment Well Number <br /> ' 7/13101 WEST ARCO#4932 SPLIT SPOON <br /> CM 7/13101 = - HAZMAT - -STOCKTON,CA- - HSA- -MW-6-- <br /> • See'Legend to Logs for Boring Surface Groundwater Depth(ft) Total Drive Drop <br /> ' sampling method, Diam(in) Elev(ft) 25 5 FIRST Depth(ft) wt(lbs} Dist(in) <br /> classifications and laboratory <br /> testing methods 8 NA 1 27 43 STABILIZED 405 140 30 <br /> ani <br /> Well rz 3 Description <br /> Construction " Q <br /> Q oa <br /> a <br /> 1 � <br /> TRAFFIC Concrete <br /> RATED : GRAVELLY SAND(SW) roadbase <br /> ' WELL BOX <br /> d d • SILTY CLAY (CL) very dark gray(10YR3/1),fine-grained sand,moderate <br /> plasticity,very stiff,moist(0,20,30,50) <br /> ' • GROUT 4 0 <br /> 5 5 <br /> 6 SANDY SILT (ML) brown(10YR5/1),fine-grained sand,stiff,moist,weak <br /> subangular blocky soil structure,abundant rootholes(0,25,60,15) <br /> t <br /> a n <br /> 5 0 M <br /> 10 5 <br /> 8 SILTY SAND(SM) dark yellowish brown(10YR4/4),fine-grained sand, <br /> '• �* medium dense,moist(0,60,40,0) <br /> e A <br /> ' e s 5 0 <br /> 158 <br /> ' 10 SANDY SILT (ML) brown(10YR4/3),fine-grained sand,very stiff,moist, <br /> a <br /> BENTONM subangular blocky soil structure(0,40,60,0) <br /> SEAL <br /> ' SAND <br /> g fl <br /> 10 <br /> 2" 20 13 <br /> ' SLOTTED <br /> SCREEN <br /> 4 12 1 <br /> ' The substrata descriptions above are generalized representations and based upon visuallmanual classification of cuttings and/or <br /> samples obtained dunng 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 tune of drilling and may not be representative of subsurface conditions at other locations or times <br /> • Project No 077 43286 330 Date 8114101 PR Log Of Well <br /> ' 4932MW6 GPJ Approved by <br /> LOG OF BOREHOLE <br /> Figure (sheet 1 of 2) <br />