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SECOR
<br /> Interna tonal Incorporated
<br />' Logged By Dates Drilled Drilling Contractor Project Name Method/Equipment Boring Number
<br /> . 7/19101 WEST ARCO#595 SPLIT SPOON
<br /> CM 7/19/01 HAZMAT STOCKTON,CA HSA PSB-2
<br /> See"Legend to Logs"for Bonng Surface Groundwater Depth(ft} Total Drive Drop
<br />' sampling method, Diain.(m) Elev(ft) SZ 64 FIRST Depth(ft) wt(lbs} Dist(in)
<br /> classifications and laboratory $ 100 0 NA NA
<br /> testin methods
<br />' a
<br /> WeII g a Description
<br /> Construction v
<br /> 0
<br />' SANDY SILT(ML) dark grayish brown (10YR4/2),fine-grained sand,low
<br /> plasticity,hard,cemented,subangular blocky soil structure(0,40,60,0)
<br /> SILTY SAND (SM) olive brown(2 5Y4/3),fine-grained sand,very dense,moist,
<br />' partially cemented,micaceous(0,85,15,0) 0
<br /> 55 SAND (SP) grayish brown(2 5Y5/2),with trace silt,fine-grained,dense, moist
<br /> (0,95,5,0)
<br />' SAND (SW) grayish brown(2 5Y5/2),medium-to coarse-grained,dense,moist,
<br /> tmcaceous(0,100,0,0)
<br /> • SANDY SILT(ML) olive brown(2 5Y4/3),fine-grained sand,low plasticity,stiff 0
<br /> to very stiff,moist,wet along fractures in zones,subangular blocky soil structure
<br /> 60—X (0,35,65,0)
<br /> lie
<br /> GROUT
<br />' At 63 to 65 feet,moist to wet
<br /> 0
<br /> 65
<br />' 0
<br /> Same as above,very stiff,moist
<br />' 70
<br />' 0
<br /> SILTY SAND(SM): yellowish brown(10YR5/4),fine-grained sand,dense,wet
<br />' The substrata descriptions above are generalized representations and based upon visuallmanual 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 tins 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 tunes
<br /> Project No 077.43029.330 Date 9/20101 PR Log of Boring
<br /> 595PSB2 GPJ Approved by
<br /> LOG OF BOREHOLE figure (sheet 3 of 5)
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