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Logged By: Date Drilled: Drilling Contractor: Method/Equipment: Boring Number: <br /> HOLLOW STEM AUGER <br /> Todd Brown 5/21/97 Mitchell Drilling CME 75 HT Mw-3 <br /> ee gend to gs for Boring Ground Groundwater Elevation(ft.): Total Drive Drop <br /> sampling method, Diam.(in.): Elev.(ft.): Q Depth(ft.): wt.(Ibs.): Dist.(in.): <br /> classifications and laboratory 8 1 9.5 22,0 140 30 <br /> testingmethods <br /> N o0 <br /> 5 G Q <br /> Well <br /> 3 Description z H a <br /> Construction E.Q E x co <br /> V) <br /> Asphalt and Gravel <br /> 22 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 0 - MW32 <br /> -tls Neat Cement 29 (CL) CLAY, hard, moist, dusky yellowish brown, no <br /> Grout 50/6" petroleum odor 0 8015/ MW3-3 <br /> 8020 <br /> 418.1/ <br /> Bentonite 16 (CL) Same as above, hard, moist, moderate yellowish 0 413.2 MW3-4.5 <br /> 5 18 brown, no petroleum odor 0 - MW3-5 <br /> 40 - <br /> 15 ...same as above, hard 0 - MW3-9.5 <br /> 10 19 saturated 0 8015/ MW3-10 <br /> 33 8020 <br /> RMC 112/12 <br /> Sand <br /> 26 0 - MW3-14.5 <br /> 15 30 ...same as above, hard, slightly Sandy 0 - MW3-15 <br /> 2-inch Dia. 37 <br /> 0.010 Slotted <br /> Sch. 40 PVC <br /> Casing <br /> 21 ...same as above, hard 0 - MW3-19 <br /> 20 29 0 - MW3-19.5 <br /> 44 <br /> Threaded <br /> End Cap T.D. = 22 feet below ground surface <br /> Hnu readings are in ppm <br /> Well head protected by flush traffic box <br /> The substrata descriptions above are generalized representations and based upon visual/manual classification of cuttings and/or <br /> samples obtained during drilling. Predominant material types shown on the log may contain different materials and the change from <br /> one predominant material type to another could be different than indicated. Descriptions on this log apply only at the specific <br /> location at the time of drilling and may not be representative of subsurface conditions at other locations or times. <br /> Project No. 40007-130-01 Date MAY 97 Log of Boring <br /> Figure <br /> A-3 (sheet 1 of 1) <br />