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• <br /> . ETS EARTH- TR ATME.NT <br /> SYSTEMS <br /> ENVIRONMENTAL CONSULTANTS <br /> TANKS <br /> Ir ° <br /> BORING NLMM SB-2 DATE 8-11-88 <br /> Project No, 304 Project Mauve YOSEMITE EXXON ,(MANTECA) <br /> Total Depth 25.0' Dia. of Hole 6_3/4" _ Surface Elev. N!A Water Level ---25-D, <br /> Drilling Co. OSTERBERG 8 STEWART Driller HQBF-RT STEWART <br /> ' Drilling Method HOLLOW STEM &UGER GeologistTE <br /> {'��Elik—.'13.7 � . <br /> J <br /> I� n <br /> Description <br /> I...a <br /> L Asphalt surface <br /> 2 SM Sand, brown, moist, medium grained, <br /> 'r no hydrocarbon odor <br /> S' 3 0 SM Sand, slightly silty, brown, moist, medium grained, <br /> no hydrocarbon odor <br /> Lab Sample Collected <br /> 3 <br /> '10- 4 4 75 SW Sand, dark gray, medium grained, moist, slight <br /> hydrocarbon odor <br /> ' Lab Sample Collected <br /> 75 SWSand, dark gray, moist, medium grained, Slight {I <br /> a hydrocarbon odor <br /> 35' 6 75 SW/ Sand, gray, moist, medium grained, odor <br /> 10 ML Silt, contact noted an sample sleeve <br /> P., Lab Sample Collected <br /> h.� 0 ML' Silt, brown, moist, micaceous, firm <br /> r 11 <br /> 5M Sand, silty, brown, moist, micaceous <br /> ?0'S 50 HL Silt, dark gray, moist, micaceous, slight <br /> C 3 hydrocarbon odor <br /> Lab Sample Collected <br /> ML Silt. AA (same as above) <br /> 750 SM Sand, brown, slightly silty, moist, pCO t <br /> - i at+ sample Collected. - <br /> G. <br /> ML. Silt, brown, moist micaceous <br /> TOTAL. DEPTH 25.0' � "� 0 � <br /> r, 0. ,. �. <br />