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i <br /> 1 . SECOR <br /> International Incorporated <br /> 1 Logged By Dates Drilled Drilling Contractor Project Name Method/Equipment Well Number <br /> 7116101 WEST ARCO#4932 SPLIT SPOON <br /> �_- - DH 7116101 -- HAZMAT -- STOCKTON,CA -HSA= -- -MW-8 <br /> See"Legend to Logs"for Bonng Surface Groundwater Depth(ft) Total Drive Drop <br /> sampling method, Diam(in) Elev(ft) L 28 5 FIRST Depth(ft) wt(lbs) Dist(in) <br /> classifications and laboratory <br /> testing methods 8 NA X 28 44 STABILIZED 415 140 30 <br /> O <br /> ' Well Description a <br /> a <br /> Construction <br /> TRAFFIC Asphalt,gravel <br /> RATED <br /> 1 WELL BOX SILTY SAND(SM) very dark brown(10YR2/2),fine-grained sand, <br /> loose,slightly moist,no hydrocarbon odor(0,55,40,5) <br /> ' GROUT <br /> e � <br /> 5 13 CLAYEY SILT (ML) dark brown(10YR3/3),low to medium 0 MW-8 <br /> 26 plasticity,very hard,dry,no hydrocarbon odor(0,10,55,35) @5' <br /> 1 5012" <br /> ,e a <br /> • <br /> i l v v <br /> 10 13 SILTY SAND(SC) dark yellowish brown(10YR4/4),minor clay, 0 MW-8 <br /> . a 4 19 low plasticity,dense,slightly moist,no hydrocarbon odor(0,50,35,15) @ 10' <br /> 1 + ; 24 <br /> A A <br /> ' a a <br /> BENTONM 15 17 0 MW-8 <br /> 1 SEAL 5016" @ 15' <br /> 1 SAND <br /> 1 2" 20 17 SANDY SILT(ML) brown(10YR4/3),fine-grained sand,low 0 MW-8 <br /> SLOTTED 50 plasticity,very hard,slightly moist,no hydrocarbon odor(0,20,65,15) @20' <br /> SCREEN <br /> 1 <br /> 1 The substrata descriptions above are generalized representations and based upon vtsual/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 drdlmg and may not be representative of subsurface conditions at other locations or times <br /> . Project No 077 43286 330 Date 8/14/01 PR Log of Well <br /> ' 4932MW8 GPJ Approved by <br /> LOG OF BOREHOLE <br /> Figure (sheet 1 of 2) <br /> 1 <br />