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ALTON GEOSCIENCE, Inc. PROJECT NO. 30-136-01 DATE DRILLED 4-30-91 BORING NO. <br /> LOG OF EXPLORATORY B-3 <br /> CLIENT Mobil Oil Corporation — —_ <br /> BORING -':: LOCATION_500 E.GrantIiine Road C_a. - WELL NO. <br /> LOGGED BY C. Ladd APPROVED BY AW-7 <br /> FIELD SKETCH OF BORING LOCATION Page 1 of 1 <br /> See attached. <br /> DRILLING METHOD_CME 75.HSA HOLE DIAM. W <br /> — <br /> SAMPLER TYPE Modified split sn <br /> CASING DATA 2"Sch.40 PVC,0.010'slot,5'solid,20' erf. <br /> TOP OF CASING ELEVATION 29.60' DRILLER West Hazmat Drilling Corporation <br /> F F Q WATER LEVEL 9.00' 9.73' <br /> to O U. 5 z ur ; DATE 4-30-91 5-7-91 <br /> aCL TIME 11:15 1:00 <br /> T2 (5E o = g DESCRIPTION <br /> D Christy Box <br /> ~� Planter <br /> t1� <br /> 2 Z' r GP GRAVELLY SAND:brown, moist, loose,coarse to subrounded gravels. <br /> 4 Sch.40 <br /> PVC - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - <br /> .010" <br /> 2,2,3 <br /> 6 slot <br /> SM SILTY SAND: reddish brown,moist, loose, non plastic. <br /> 8 <br /> 10 <br /> 2,2.4 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - <br /> - - - - - - - - - - - - _ _ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - <br /> ti€ <br /> 12 GP GRAVELLY SAND:brown, saturated, loose, coarse to subrounded gravels. <br /> No recovery. <br /> 14 2' <br /> Sch.40 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - <br /> 4,4,216 PVC r. <br /> .010 SAND:brown, saturated, loose, non plastic,fine grained. <br /> 5 <br /> 18 slot S P <br /> I XX <br /> 2,2,5 20 r' Same,becomes wet. <br /> - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - <br /> 22 <br /> SILTY CLAY:brown,wet, soft, non plastic, some fine sands. <br /> 24 End CL <br /> 6,12, 26 Same, becomes very stiff. <br /> 1$ <br /> 28 BORING TERMNATED AT 26.5 FEET BELOW GRADE <br /> 30 . Portland Cement <br /> 1• Sample Stabilized water level <br /> 32 � Sand#2 Lonestar <br /> Driven interval Q Water level encountered during drilling <br /> � ?ti? Bentonite Pellets <br />