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{ f <br /> �- Advanced BORING LOG <br /> _ GeoEnvir®nmental, Inc. <br /> BOREHOLE NO.: MW-1 <br /> •I`• 837 Shaw Road, Stockton, CA 95215 11 <br /> J (209)467-1006 FAX: (209)467-1118 TOTAL DEPTH: 55' 1 <br /> Project: California Street Medical Building Date(s) Dill lied: 19 August 2004 <br /> Project No.: AGE-NC-04-1180 Page 2 of 2 <br /> Depth <br /> Sample Blows PIDSoil USCS Class and Ii Well Well <br /> ID (per 6") (ppm) Symbol Soil Description Completion Description <br /> i <br /> SM:Brown,moist to very moist,SILTY SAND,10% <br /> -30— silt,very fine sand,soft;no HC odor. l <br /> MWI-30 23/26/27 0 <br /> C =_ Bentonite seal from 30' <br /> L j to 32'bsg <br /> ML:Brown,moist,SANDY SILT,15%very fine <br /> - <br /> 35— sand,crumbly;no HC odor. <br /> r MWI-35 19/22/24 0 <br /> I <br /> #2/12 sand from 32'to !!! <br /> 55'bsg <br /> _— SM:Greenish brown,very moist,SILTY SAND,20% <br /> r - <br /> 40— =_ silt,very fine sand,rolls,soft;no HC odor:] <br /> L MWI-40 17/18/21 0 — — <br /> • Ilei <br /> 35'to 55'screeen <br /> interval <br /> rML:Greenish brown with some white prec"',ipitate, <br /> -45— moist,SILT,10%clay,10%very fine sand, I <br /> MWI-45 19/20/21 0 crumbles;moderate consistency;no HC odor. t <br /> I� <br /> 'i <br /> I'II e <br /> 0.010 slot size <br /> SW:Brown,saturated,gravelly WELL GRADED I <br /> -50 O SAND,soft;contains small layers of SANDY SILT; <br /> MWI-50 15/18/19 0 no HC odor. <br /> I <br /> i <br /> J <br /> I� <br /> r L <br /> 0- -1 SW:Brown,saturated,gravelly,WELL GRADED SAND,soft;contains small beds of very moist SILT <br /> bpiwith black spots,10-15%fine sand,10-15%clay, <br /> ' moderate consistency adn toughness;no HC odor. ` <br /> -55 MWl-55 10/12/13 0 " Cap at55'bsg ! <br /> fi r <br /> I�r <br />