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_ I <br /> �)rilhng Log <br /> DDIGROUNDWATER Soil Boring SB--4 <br /> f TECHNOLOGY <br /> iProject Chevron/Banta Owner CheVron USA Products Co See Site Map <br /> Location 5431 Grant Line Rd, 8anfe CAPrat No <br /> 020x'0 4834 For Boring Location <br /> Surface Elev Total Hole Depth 215 ft Diameter 8,n COMMENTS <br /> Top of Casing Water Level Initial 15 ft Static <br /> Screen Dia Length Type/Size <br /> Casing Dia Length Type <br /> Fill Material Rig/Core CME-55/S !it 2200n <br /> Drill Co SES, Inc Method hollow Stem Auoer/PID <br /> Driller Morris Peterson Log By Bruce ,Beare Date 2115/94 Permit # <br /> Checked By Ed Srmanis License No RG#4422 <br /> �-- CE > sem, f0 Description <br /> a� . a a Wo ap U <br /> o-- a n E X m m_ in (Color, Texture, Structure) <br /> r6 ° e <br /> M x W Trace < 10% , Little 10% to 20% Some 20% to 35%, And 35% to 50% <br /> -2 <br /> I <br /> 0 <br /> 2" Ashall over base course <br /> 2 <br /> SC <br /> 4 (grades to dark brown clayey SILT (10,30,80) <br /> Brown clayey SILT (20,60) (moist, no hydrocarbon odor) <br /> 5 <br /> 6 0 S$-4 s <br /> ML <br /> a <br /> (grades green) <br /> 10 SS <br /> 0 SS-4 7 <br /> -so 14 Olive green clayey SILT and very fine SAND (20,65 15) with abundant root <br /> 12 casts (<imm) (moist soft with hard calcareous streaks moderate <br /> degraded hydrocarbon odor) <br /> ML <br /> 14 - <br /> 9 Encoun Bred water 1/5/94 1030 Ctrs <br /> 0 5S-= 10 <br /> Olive green clayey SILT and very fine SAND (most to wet moderate io <br /> f _ s,rong C=y adeC hydrocarbon oco 1 <br /> Brown 5c'ldy silty CLAY (10 20 7C) (wet, moderate degraded hydrocarbon <br /> odor) <br /> 20 �I 7 �f c` (graces o own) <br /> g S£-4 12-20 10 <br /> 22 �{ l cnd of SackijlleC with nea, cement <br /> i <br /> 24 <br /> 04/04/1994 4tnjog-mar95 Page 1 of 1 <br />