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IAN <br /> LOG OF PAGE No: <br /> • <br /> INTERNATIONAL MONITORING WELL MW4 1 of 2 <br /> PROJECT: VERNALIS DRILLING CO.: GREGG DRILLING & TESTING <br /> I <br /> LOCATION: ROBERTS DRILLING EQUIP.: MOBILE B•61 <br /> =PROJECT : 66516514.02 I DRILLING METHOD: 8.5 IN. HOLLOW-STEM AUGER <br /> I <br /> DATE/TIME STARTED: 07/20/98 I BORING DEPTH: 41.5 FT. <br /> DATE/TIME FINISHED: 07/20/98 GROUND SURFACE ELEVATION: <br /> LOGGED BY: JKG I WATER LEVEL: 30 FT. <br /> z w WELL <br /> W WZ CONSTRUCTION <br /> W0 H >. <br /> LL J 2 y W W a W< v > _. DETAIL <br /> F a= 3 a ¢— a¢ aZ y►- SECURITY BOX <br /> 2'ABOVE <br /> W QC SO Q W Oa Q~ 990 cid GRADE <br /> a? in t7� �N <br /> CL SILTY CLAY (CL) <br /> dry, brown roots <br /> CONCRETE <br /> SEAL <br /> 6 a <br /> TT7 <br /> ix <br /> becomes olive green (2.5Y 4/4), moist CEMENT/ <br /> j BENTONITE <br /> % GROUT <br /> t0 <br /> ML LIGHT YELLOWISH BROWN (2.5Y 6/4) GRAVELLY SILT(ML) <br /> t5 some clay <br /> t <br /> ML LIGHT OLIVE BROWN (2.5Y 5/4) CLAYEY SILT (ML) <br /> —20 <br /> 2 <br /> Ir i <br /> BENTONITE <br /> 5 <br /> PELLET <br /> R049 5 <br /> 25 FP5 6 SEAL <br /> 14 <br /> 38 2 <br /> 35 '`!'• SW GRAVELLY SAND (SWO <br /> 1 rN <br /> 30 small amount silt, gravel to 1 1/25", coarse <br /> 24 <br /> 26 <br /> 14 !';}'; LONESTAR <br /> 28 - LIGHT YELLOWISH BROWN (2.5Y 6/3) GRAVEL (GP) - _ #2112 SAND <br /> 19 f^ GP <br /> poorly graded, pieces to 1 1/2" FILTER PACK <br /> a - <br /> --30 R05 5 ML OLIVE BROWN (2.5Y 4/3) CLAYEY SILT(ML), moist = - <br /> 2 groundwater encountered at 30FT. 3_'�: <br /> 6 <br /> 8 4" DIA <br /> L 9 _ SCHEDULE <br /> 5 -? 40 PVC SCREEN <br /> 5 — 10.010 SLOTS) <br /> 4 - •' <br />