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PROJECT: FORMER VERNALIS PUMP STATION <br /> Vernalis, California Log of Boring No. ASB-6 (cont'd) . <br /> SAMPLES <br /> DESCRIPTION REMARKS <br /> o m Zd m ii u 00 a NAME(USCS):color,moist,%by wt.,Plast.density,structure, <br /> w N m cementation,react w/HCI,geo.inter. <br /> SILTY SAND(SM):coned <br /> 0 _SILT_with SAND <br /> 16- SANDY SILT L) light alive brown (2.5Y 5/4),moist,60% <br /> fines,40%fine to medium sand,nonplastic,firm <br /> 17 0 - <br /> 18 - <br /> 0 <br /> 19- <br /> 20- <br /> 9 20 0 <br /> 21- <br /> 22- <br /> 23- <br /> - <br /> 12223 <br /> 0 T70%fines,30%fine to medium sand <br /> 24- <br /> 25- POORLY GRADED SAND with SILT and GRAVEL(SP-SM): <br /> 0 light olive brown (2.5Y 5/3),moist,60%fine to coarse sand, <br /> 26 30%fine to coarse gravel, 10%nonplastic fines _ <br /> 27 <br /> 0 <br /> 28 <br /> 29 0 - <br /> Grabgroundwatersample <br /> ASB-6-1003 collected <br /> 30 --------------------- ------- --- - through 10 feet oft-inch <br /> SILTY SAND(SM): light olive brown (2.SY 5/3),moist,70% OD Sch.40 PVC screen <br /> 0 fine to coarse sand,15%fine gravel,15%nonplastic fines (0.010-inch slot size) <br /> 31 placed in borehole from 30 _ <br /> to 40 feet bgs. <br /> Hollow-stem augers <br /> retracted to 30 feet bgs to <br /> 32 <br /> Twat <br /> m — maintain surface seal. <br /> a <br /> a SANDY SILT(ML):see next page for description <br /> 33 <br /> OAKSOREV(REV.WO) <br /> Geornatrix Consultants Project No.5011.003 Page 2 of 3 <br />