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HYDRO28084
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HYDRO28084
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Entry Properties
Last modified
8/24/2016 8:47:23 PM
Creation date
11/20/2007 8:53:59 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1980005
IBM Index Class Name
Hydrology
Doc Date
12/6/1999
Doc Name
3rd Qtr 1999 Inspections
From
SENECA COAL CO
To
DMG
Permit Index Doc Type
SEDIMENT POND INSPECTIONS
Media Type
D
Archive
No
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PBRIODIC INSPECTION FORM <br /> Water, Sediment, or Slurry Impoundments <br />INSPECTOR'S NAME: M+ ha Al av'1 a DATE: 09/22/99 <br />NPDES I.D. NO.: CO-0000 221 ^.P. 002 <br />FACILITY CONFIGURATION: I ncised Pond DATE LAST INSPECTION: 06/30/99 <br />SITE NAME: WadgE Impoundm ent b`002 LOCATION: NW'7 NF.3~ Sec_ 34 T6N R87W <br />MINE NAME: Seneca II Mine (c ne a -oat of LOCATION: 7.1 mi_ cF. of Hayden, CO <br />MINE I.D. NO.: CMiRn perm it No. c-80-006 OWNER'S REP.: Brad Brown, Gen Mqr <br />1. Foundation preparation (removal of vegetation, stumps, topsoil: Yee No <br />2. Lift thickness: in. +~ <br />3. Compaction according to approved plan: Yes No <br />4. Burning (specify extent and location): Yee No <br />5. Angle of elope: upstream, downstream Total = /A <br />6. *Seepage (specify location, color, and approximate volume) <br /> <br />From underdrain pipes: <br />Yes <br />No /~~ <br /> At isolated points on embankment slopes: Yes No <br /> At natural hillside: Yee N/A <br /> over widespread areas: Yes ~ <br />o N/A <br /> From downstream foundation area: Yee No /A <br /> "Boils" beneath stream or ponded water: Yee ~ N A <br />7. Cracks or scarps on crest: Yee No /A <br />8. Cracks or scarps on elope: Yee No <br />9. Sloughing or bulging on elope: Yee No <br />10. *Major erosion problems: Yee ® N/A <br />11. Surface movements in valley bottom or on hillside: Yee ~ N <br />/ <br />A <br /> <br />12. <br />*Erosion of toe: <br />Yes <br />No . <br />v <br />~ <br />~ <br />13. *Water impounded against toe: Yee No <br />14. Existing embankment freeboard: see comments T/A feet <br />15. Increase Decrease in water level: No change feet <br />16. Cracks, bulging, or erosion on upstream face: Yee No /A <br />17. Visible sumps or sinkholes in Blurry surface: Yee No / <br />18. *Clogging <br /> Spillway channels and pipes: Yee ~ N/A <br /> Decant system: Yes tZp ~/t~A~ <br /> Diversion ditches: Yee No N A <br />19. *Cracking or crushing of pipes <br /> Spillway pipes: Yee ® NJ1+ <br /> Decant system: Yes No <br />20. Trash racks clear and in place: ~ 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 />
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