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Geo-Logic Associates BORING NO.: MW-1 OA <br /> Boring Log PAGE: 1 OF 2 <br /> JOB NO.: 2011-115 DATE STARTED: 2/22/12 GW DEPTH: 71.1 feet <br /> SITE LOCATION: CORRAL HOLLOW LANDFILL DATE FINISHED: 2/22/12 TOTAL DEPTH: 86.3 feet <br /> DRILLING METHOD: HOLLOW STEM AUGER ELEVATION: 278.95 <br /> CONTRACTOR: GREGG DRILLING NORTHING: 10971.53 <br /> LAGGED BY: J. HOWER, CEG EASTING: 10528.19 <br /> ii- Z Z ob�-�DATE 1TME PID � � � �d � <�W8"'P <br /> a �' z k' o DESCRIPTION COMMENTS <br /> M i °- 2 <br /> ?'` SP COLLUVIUM: D <br /> 2 22 10:30 rY• <br /> 10:38 4'=- Dark brown (10YR 3/3), loose, poorly sorted, <br /> 1y fine to coarse SILTY SAND with scattered <br /> 4 g,_ subrounded PEBBLES and organic material. <br /> SP ALLUVIUM: <br /> 10:41 2.5 5 c q, Yellowish brown (10YR 5/4), loose, poorly <br /> sorted, fine to coarse SILTY SAND with <br /> fragments of granitic and gabboric rock up to Rig chatter. <br /> tr <br /> 1/2" in size. <br /> 'a. ...(6') -rock fragments u to 6" in size. <br /> 10:42 2.5 1 ::..:� - - - - - - P - - - - - <br /> :i GP Coarsening to clast-supported SILTY SANDY Dry. <br /> bg GRAVEL with well-rounded clasts up to 1" in <br /> size with minor CLAY in matrix. <br /> f.. <br /> 10:46 25 15-1 "�° (15') - increase in CLAYEY matrix. <br /> "a <br /> t : 3 <br /> (19') - abundant chert clasts. <br /> 10:49 2.5 <br /> two 6 <br /> 10:532.5 �' a<4 GM Dark yellowish brown (10YR 4/6) CLAY matrix Moist <br /> surrounding well-rounded to subrounded clasts <br /> of chert and granite. <br /> , <br /> — — — — — — — — —— — — — — — — — — — <br /> 10:59 <br /> 2.5 SM Dark yellowish brown (10YR 4/6), <br /> matrix-supported, fine to coarse SILTY to <br /> CLAYEY SAND with minor GRAVEL up to 1" in <br /> r size. <br /> 11'07 35T — — — — — — — — —— — — -- - — — — — — — - <br /> 2.5 ML Yellowish brown (10YR 5/4), soft CLAYEY SILT Driller notes soft drilling. <br /> with trace fine to medium SAND and no Clay in cuttings. <br /> apparent bedding. <br /> 11:14 - - - - - - - - -- - - — — — — —— — <br /> 2.5 GW- Clast-supported, fine to coarse GRAVEL with <br /> GM angular to subangular granite and chert clasts <br /> `- in a fine matrix of coarse SILTY to CLAYEY <br /> SAND. <br /> — — — — — — — — — — — <br /> — — — — —— — - <br /> M7 Dark yellowish brown (10YR 4/6), fine SILTY <br /> 11:24 2.5 45 SW SAND with minor GRAVEL interbedded with <br /> clast-supported SANDY GRAVEL. <br /> ... 48' - driller adds water <br /> to facilitate cuttings <br /> 11:48 2 5 _ removal. <br /> — — — — — — — — —— — — — — — — —— — <br /> CONTINUED ON NEXT PAGE <br /> The data presented on this log is a simplification of actual conditions encountered and applies only at the location of this boring <br /> and at the time of drilling. Subsurface conditions may differ at other locations and may change with the passage of time. <br />