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220-0 pggg- <br /> • r <br /> LOG 6F EXPLORATORY" RORIftG <br /> PROJECT NUMBER 438-22.01 BORING NO. E-11 <br /> BY EO DATE 5/30/84 SURFACE ELEV. <br /> CLASSIFICATION DATA FIELD DATA <br /> LL <br /> Pleati, Corn* <br /> Penetra• .E `> n <br /> %Fmq Liquid city Si,* lion J E DESCRIPTION ' <br /> (-No.7001 Limit Index Stenyth Mom/ a p y <br /> ITSF) Ft.) <br /> Asphalt 6-inches <br /> (CL)Dark black slightly sandy <br /> slightly gravelly CLAY - moist <br /> 5 <br /> (becomes light brown silty, <br /> minor sand and gravel) <br /> 10 <br /> (strong gz,soline odor) <br /> 43 15 (becomes very sandy, silty) <br /> 17 20 <br /> (becomes saturated with <br /> gasoline) <br /> 25 BOTTOM OF BORING <br /> 30 <br /> 35 <br /> 40 <br /> REMARKS: Boring was converted to a ground-water monitoring well by the <br /> installation of 24 feet of. 3-inch PUC casing. The lower 20 feet of casing l 1 <br /> was slotted and the annular space was backfilled with well pack sand from <br /> 24 feet to 3 feet. A bentonite-concrete seal was placed from 3 feet to >EftICOA <br /> O feet. <br />