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TreaTek - CRAT"COMPANY <br />"OJECT NUMBER 197-36 <br />WELL CONSTRUCTION LOG <br />WELL NUMBER PW8-155 <br />.0JECT NAME PVV-Replacement Program DATE DRILLED February 21, 1997 <br /> <br />continued from crevious oaoe <br />"E a a <br />0 <br />E. BLOW COUNTS RECOVERY I (%/ft.) SAMPLE ID. 1- <br />z k.0 i- x • cll. !GRAPHIC LOG _ <br />LITHOLOGIC DESCRIPTION i-- 0 o_ CO <br />w . <br />- <br />-•-• --7 <br />W •-• <br />-I Z-- w <br />WELL DIAGRAM <br />- - <br />— -70 - <br />- <br />-75 <br />- — -80 - <br />_ <br />— -85 <br />_ <br />_90 - <br />- <br />_95 <br />--100 <br />--105 <br />--110 <br />--120 <br />, <br />- --125--- <br />-. <br />- - <br />-130 - - _ <br />_: <br />" --135-4• <br />- _ <br />-140 -. -..,,. <br />- -145- - <br />___ <br />1- <br />- <br />-:, <br />N <br />/ <br />/ <br />4 <br />Ad 1r,, <br />4 <br />• 4 <br />4 <br />/ 4 <br />4 <br />. <br />-- .. <br />• <br />. <br />• . .. <br />• <br />- <br />. <br />' <br />: • <br />, <br />44 <br />44 <br />.•.•Slot <br />/ <br />I <br />4 <br />j <br />-4 <br />4 <br />% <br />A <br />4 <br />4 , <br />/ 4 <br />d <br />4 <br />"! <br />A <br />9 Sack <br />CementSarid <br />Slum., <br />Casing <br />Centralizer <br />6.625-in Mild <br />Carbon Steel <br />10 Gage <br />Bentonite Seal <br />(Chips) <br />Sand (0.5 f: <br />fine transition <br />sand over 6 X <br />12) <br />Casing <br />Centralizer <br />6.625-in <br />Stainless <br />SteelJ0065-rn <br />Bottom Sump <br />• <br />MLJCL - CLAYEY SILT/SILTY CLAY - gray green - <br />-85-- <br />-— - -i- <br />-90-1- _ <br />- <br />• <br />SAND- medium to coarse grained with fine gravel - <br />-95— <br />MUCLJSM/SP-SILT, SAND and CLAYEY layers, one to <br />four feet in thickness - <br />- -1- <br />--100-- - -p- . . . <br />, „:-- <br />_ <br />- -110-- <br />x <br />x SM/ML -fine SAND and SILT - _ <br />• <br />• <br />• <br />--115 <br />• <br />MUCL SILT and SILTY CLAY, gray <br />,SAND r <br />ML - CLAYEY SILT '-140 , <br />\SAND-medium grained, gray <br />—IL <br />- <br />-120- - _ <br />- _ <br />-125-- _ _.._ _ _..._ <br />, <br />-130-- <br />- - - _ <br />-135-- - -i- _ <br />_ ___ <br />_ <br />- -145-- _ _ <br />-150 _ <br />- -,-- <br />-155-- - - - - <br />_ -— <br />60- - - _ <br />_ <br />-165-- _ <br />- _ <br />-170- <br />SY <br />SP <br />ML- CLAYEY SILT \ /- SP SAND- medium to coarse grained, gray <br />ML- CLAYEY SILT, light gray brown <br />-- . SAND- medium to coarse grained -- <br />ML- CLAYEY SILT - light gray brown '-- <br />SP <br />—1 Bottom of Borehole at 160 ft. bgs <br />Filter Pack: Silica Research, Inc. (6 X 12) <br />Borehole Drilled and Well Installed 2-13-97 to 2-21-97 <br />Lithologic Classification Based on Drill Cuttings and <br />Drilling Characteristics <br />- ---150- <br />_ _ <br />- <br />- <br />- <br />—.155- - <br />-