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PROJECT POMBO PROPERTY <br /> Tracy, California Log of Boring No. GMX-25 (cont'd) <br /> I <br /> SAMPLES j t0 <br /> 2^ _ DESCRIPTION REMARKS <br /> o o O a NAME(USCS):color,moist %by wt.,Plast.density.structure. <br /> o" m in 'lib u. cementation,readwfMCI,gen.inter, <br /> I <br /> SANDY LEAN CLAY(CL): (Cont.) <br /> 0 <br /> � ___ Grab groundwater sample <br /> 16 <br /> - ', GMX-25 collected through i <br /> Bottom of boring at 16.0 feet 1"OD Sch.40 PVC <br /> J 'I screen(0.01'slot size) <br /> - - - I placed in borehole from 11 <br /> 17-� to 16 feet logs, j <br /> Enviro-core drive casing <br /> 18 -1 retracted from bottom of <br /> boning to 13 feet bgs to <br /> maintain surface seal. <br /> 19 <br /> Borehole destroyed using <br /> - Type I-II neat cement <br /> 20 _ grout placed from total <br /> depth to ground surface <br /> with a tremie pipe. <br /> 21- <br /> 22- <br /> 23 <br /> 1 22 23 <br /> 24 <br /> 25 26- <br /> 27- <br /> 28- <br /> 29- <br /> 30- <br /> 31 <br /> 627 26 29 30 31 _ <br /> 32- <br /> 33 <br /> 2 33 <br /> Oureouvlaei.aural <br /> Geornatrix Consultants Project No.6115.009. Page 2 of 2 <br />