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i, <br /> PROJECT: FORMER VERNALIS PUMP STATON <br /> t:. <br /> Vernalis, California Log of Boring No. ASB-4 (COnt'd) <br /> SAMPLES rj <br /> g E DESCRIPTION REMARKS <br /> E 6 E o o >O ¢n NAME(USCS):color,moist,%by wt.,plast,density,structure, <br /> �.; o'-' rm Z m m u- cementation,react w/HCI,geo.inter. - <br /> -' I POORLY GRADED SAND with SILT(SP-SM):confd <br /> ------------------------------------ <br /> SILTY SAND(SM): dark greenish gray (5GY 4/1),moist,70% <br /> 34 390 fine to medium sand,20%nonplastic fines, 10%fine gravel <br /> f- 35 - <br /> Twet <br /> 3' q 338 <br /> := <br /> 36- <br /> 37-- <br /> - <br /> 6 37 1088 POORLY GRADED SAND(SPY black viscous globules <br /> 38 black viscous globules,sheen on water <br /> Heaving sands <br /> .�: encountered at 38 feet <br /> x- <br /> 39 tang bgs.Sampling refusal at <br /> 0 40 feet bgs. <br /> I s <br /> �. : <br /> 40- <br /> < Bottom of boring at 40.0 feet <br /> f - <br /> 41 <br /> -_ Borehole destroyed using <br /> Type 1-11 neat cement <br /> 42 - grout placed from total <br /> zdepth to ground surface <br /> with a tremie pipe. <br /> 43 <br /> 44 <br /> 45- <br /> 46- <br /> 47- <br /> 48- <br /> L <br /> 546 4748L 49- <br /> 50- <br /> 51 <br /> 950 51 OAKBOREV tREV.310% <br /> GBOmatflX Consultants Project No.5011.003 Page 3 of 3 <br />