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PERIODIC INSPECTION F0RE1 <br />Water, Bedimeat, or Slurry Impoundments <br />INSPECTOR'S NAME: Michael Altav;lla DATE: ~./.Q2/99 <br />NPDES I.D. NO.: co-0000.21 D.P_ 004 <br />FACILITY CONFIGURATION: Croa~ 4~a>>gy Pond DATE LAST INSPECTION: 09/22/99 <br />SITE NAME: South c ;on ~ Pond 1004 LOCATION: cw~~F.$ ~ TSN R87w <br />MINE NAME: ceneca 2T Mina,_(ceneca -na -ol LOCATION: 7.1 mi_ SF. of Fia yden CO <br />MINE I.D. NO.: CMLRD Permit No. C-HO-005 OWNER'S REP.: Hrad Brown, -Pn Mq~ <br />1. <br />2. <br />3. <br />4. <br />5. <br />6. <br />7. <br />H. <br />9. <br />10 <br />11 <br />12 <br />13 <br />14 <br />15 <br />16 <br />17 <br />1H <br />19 <br />20 <br />Foundation preparation (removal of vegetation, stumps, topsoil: Ye No <br />Lift thickness: 1Z in <br />Compaction according to approved plan: es No <br />Burning (specify extent and location): Yee No <br />Angle of elope: 5:1 upstream, 2:1 downstream Total = 7e1 <br />*Seepage (specify location, color, and approximate volume) <br />From underdrain pipes: <br />At isolated points on embankment elopes: <br />At natural hillside: <br />Over widespread areas: <br />From downstream foundation area: <br />"Boils" beneath stream or ponded water: <br />Cracks or scarps on creBt: <br />cracks or scarps on elope: <br />Sloughing or bulging on elope: <br />*Major erosion problems: <br />Surface movements in valley bottom or on hillside: <br />*Eroeion of toe: <br />*Water impounded against toe: <br />Existing embankment freeboard: see comments <br />Increase Decrease in water level: No change <br />Cracks, bulging, or erosion on upstream face: <br />Visible sumps or sinkholes in Blurry surface: <br />*clogginq <br />spillway channels and pipes: <br />Decant eyetem: <br />Diversion ditches: <br />*Cracking or crushing of pipes <br />Spillway pipes: <br />Decant eyetem: <br />Trash racks clear and in place: <br />Yes No <br />Yee No <br />Yee o <br />Yee o <br />Yea <br />Yee <br />Yes Io <br />Yee 7~u9~' <br />Yee <br />Yee ,,®~o~ <br />Yes ~ncy <br />Yee <br />Yee ©o <br />5.5 feet <br />feet <br />Yes <br />Yee No <br />N/A <br />N/A <br />N/A <br />/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N/A <br />N A <br />/A <br />Yes o N/A <br />Yee N/A <br />Yes No N/A <br /> <br /> <br />Yes No N/A <br />Yes - o N/A <br />Yes No N/A <br />*Major adverse changes in these items could cause instability and should be reported to the <br />Engineering Manager and Mine Superintendent for further evaluation. Adverse conditions noted <br />in these items should normally be described (extent, location, volume, etc.) in the apace on <br />the back of this sheet. <br />