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PROJECT: FORMER VERNALIS PUMP STATON <br /> Vernalis, California Log of Boring No. ASB-10 (cont'd) <br /> SAMPLES <br /> x <br /> DESCRIPTION REMARKS <br /> NAME(USCS):w E E color,moist, by wt., density,structure, <br /> in m LL cementation,react.w/HCI,geo.inter. <br /> 0 SILTY SAND(SM):confd <br /> 16 <br /> 17 <br /> 0 <br /> 18 _ <br /> L_I 0 <br /> 19 <br /> J 20 - <br /> 0 <br /> 21- <br /> 22- <br /> 0 <br /> 23- <br /> 24- <br /> 25- <br /> 0 <br /> 324 25 <br /> 0 <br /> 26- <br /> 27- <br /> 28- <br /> - <br /> 62728 <br /> ------------------------- - <br /> SILTY SAND ISM): light brownish gray (2.5Y 6/2),moist,80% <br /> 29 fine to coarse sand, 15%nonplastic fines,5%fine gravel - <br /> x - Grabgroundwater sample <br /> ASB-10-1003 collected <br /> 30 _ through 10 feet of 1-inch <br /> T70%fine to medium sand,30%,nonplastic fines OD Sch.40 PVC screen <br /> -� - _ (0.010-inch slot size) <br /> 31 placed in borehole from <br /> --------------------------------- 31.5 to 41.5 feet bgs. <br /> POORLY GRADED SAND with SILT(SP-SM): olive brown - Hollow-stem augers <br /> l 32 (2.5Y 4/3),moist,80%fine to coarse sand, 10%fine gravel, retracted to 31.5 feet bgs <br /> 10%nonplastic fines - to maintain surface seal. <br /> 33 <br /> OAKSOREV(REV.3100) <br /> Geo matrix Consultants Project No.5011.003 Paget of <br />