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%wO EAR T H _ T H ISA I M t-N i ' <br /> N <br /> SYSTEMS Ll <br /> ' ENVIRONMENTAL CONSULTANTS -ra,NKs <br /> BORIC HU45II HW-I W= 8-8-88 <br /> -tProject No. ,303 Projent dame LATHROP E'X3CON <br /> Total Depth 49 ' Dia. of Hole 6 3/4-Surface EleY• _^Llater Level 1 <br /> Drilling Co. OSTERBERG s STEWART Driller ROBERT <br /> Drilling Method HOLLOW STEM AUGER Geologist m V= WFT-rr <br /> rsa—I <br /> lv <br /> I <br /> De-q=pt as <br /> CP �( <br /> i <br /> Asphalt surface <br /> - SM Sand, silty, dark brown, moist, gravely <br /> No Lab Sample Collected <br /> W k <br /> • 0 SM and . Silty, brown, moist, slightly micaceous <br /> fine grained. Lab Sample Collected <br /> _ moist. less micaceous. <br /> 40 0 SM Sand, silty, brown, <br /> fine grained. Lab Sample Collected <br /> sand-clay contact <br /> 1 300 Sm Sand, slightly silty, brown to gray, moist, <br /> ]5• ' iz hydrocarbon odor noted <br /> Lab Sample Collected <br /> CL < > clay-sand contact <br /> J_ zoo Z )2500 SW Sand , coarse. moist, gray, grains up to 4mm <br /> Zb strong odor of hydrocarbons <br /> Lab Sample Collected <br /> -4 525• 50 CL Clay, sandy, silty, brown, moist, hard <br /> detectable hydrocarbon odor G <br /> Lab Sample Collected <br /> 1 ..J11 3 1L�+� 1 <br /> �I Y <br /> ` � ti <br />