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I . <br /> i <br /> MR01ANj LOG OF PAGE No: <br /> INTERNATIONAL MONITORING WELL MW4 1 OF 2 <br /> i <br /> PROJECT: VERNALIS DRILLING CO.: GREGG DRILLING & TESTING <br /> LOCATION: ROBERTS DRILLING EQUIP.: MOBILE B-61 <br /> PROJECT No.: 56516514,02 DRILLING METHOD: 8.5 IN. HOLLOW-STEM ANGER <br /> DATEMME STARTED: 07/20/98 BORING DEPTH: 41.5 FT. <br /> DATEITIME FINISHED: 07120/98 GROUND SURFACE ELEVATION: <br /> LOGGED BY: JKG WATER LEVEL: 30 FT. <br /> WELL <br /> CONSTRUCTION <br /> LU W m } x v w DETAIL <br /> U- Uu eu w u�Q - SECURITY BOX' <br /> FZ- �. 3 as a a y� 2' ABOVE <br /> us <br /> LU 4n aw izb Q~ Irp too GRADE <br /> B N. OD NGC a s to 0 5'A <br /> CL SILTY CLAY ICL) <br /> r dry, brown roots <br /> CONCRETE <br /> L SEAL. <br /> I <br /> s a s <br /> I becomes alive green 12.5Y 4141, moist CEMENTi <br /> BENTONITE <br /> GROUT <br /> i <br /> r--t0 I t <br /> r <br /> ML LIGHT YELLOWISH BROWN 12.5Y 6141 GRAVELLY SILT (ML) <br /> —115 ' some clay <br /> I <br /> ML LIGHT OLIVE BROWN 12.5Y 514) CLAYEY SILT (ML) <br /> 20 Z <br /> BENTONITE <br /> $ i PELLET <br /> R049 5 SEAL <br /> 6Odo 0(1 <br /> —2s FP5 14 2 <br /> 35 <br /> 3a SW GRAVELLY SAN❑ ISWO ' <br /> 30 small amount silt, gravel to 1 1125', coarse <br /> 24 <br /> 25 .-ter'•:� ,�> <br /> w LONESTAR <br /> t; !' :� #2112 SAND <br /> 28 LIGHT YELLOWISH BROWN {2,5Y 6131 GRAVEL(GPI — <br /> �:�i GP <br /> m <br /> 19 radedFILTER PACK <br /> _ r poorly g , pieces to 1 112" <br /> 3d — <br /> R05 5 <br /> 4 ML OLIVE BROWN 12.5Y 4131 CLAYEY SILT{MLI, moist — 3 <br /> 7 groundwater encountered at 3OFT. = r•. <br /> B - 4' D;A <br /> $ - _ SCHEDULE <br /> 9 40 PVC SCREEN <br /> 5 ';:•. {0.010 SLOTSI <br />