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PROJECT: FORMER VERNALIS PUMP STATON <br /> Vernalis, California Log of Boring No. ASB-10 <br /> BORING LOCATION: N:6333986.62; E:2051832.69 ELEVATION AND DATUM: <br /> r" Not surveyed: datum is qround surface <br /> DRILLING CONTRACTOR: Gregg Drilling&Testing, Inc. DATE STARTED: DATE FINISHED: <br /> 10/27/03 10/27/03 <br /> DRILLING METHOD: Hollow-stem auger TOTAL DEPTH(ft.): MEASURING POINT: <br /> 43.5 1 Ground surface <br /> DRILLING EQUIPMENT: Marl M5T DEPTH TO WATER(ft.)I FIRST COMPL. <br /> 35.7 NA <br /> SAMPLING METHOD: SPT split spoon sampler[18"x 1.5']&[24"x 1.51 LOGGED BY: <br /> R. Nelson <br /> RESPONSIBLE PROFESSIONAL: I REG.NO. <br /> HAMMER WEIGHT: NA DROP: NA <br /> �- I Y. Hashimoto CAG. 782 <br /> SAMPLES Q DESCRIPTION <br /> 1 o m. m Z�.T <br /> Q LL o 4 0. NAME(USC cementation,n,react.color,moist:%bwl CI,geo.inter. <br /> ast.density,structure, REMARKS <br /> L_I y W m m Surface Elevation: Not surveyed <br /> AGGREGATE BASE ____ <br /> SILTY SAND(SM): light olive brown (2.5Y 5/4),dry,60%fine — <br /> 1 a to medium sand,40%nonplastic fines OVM=Thermo <br /> o; 0 — Environmental Instrument <br /> ... < MINIRAE.40 calibrated <br /> with 100 ppm isobutylene <br /> 2 T moist,60%fine sand,40%nonplastic fines — standard. <br /> 3 1.6 <br /> 4 <br /> Loo <br /> o <br /> 2.2 <br /> 5- <br /> 6- <br /> 7- <br /> 8— <br /> 6 78 — <br /> 0 <br /> 9 <br /> _1 10 0 <br /> m <br /> l y — <br /> �J 11 a 0 <br /> ll 12 — <br /> t.t <br /> 13 — <br /> ._I 14 0 <br /> 7 15 <br /> 11 OAKBOREV(REV.3/00) <br /> ` Geomatrix Consultants Project No.5011.003 Page 1 of 3 <br /> _ I <br />