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HYDRO30358
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HYDRO30358
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Entry Properties
Last modified
8/24/2016 8:49:05 PM
Creation date
11/21/2007 12:18:20 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1980005
IBM Index Class Name
Hydrology
Doc Date
4/23/1998
Doc Name
1sst Qtr 1998 Inspections
From
SENECA COAL CO
To
DMG
Permit Index Doc Type
SEDIMENT POND INSPECTIONS
Media Type
D
Archive
No
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PERIODIC INSPECTION FORM <br />Water, Sedimeat, or Slurry Impouadmeata <br />INSPECTOR'S NAME: n nnia Ton-e DATE: 03/24 ~QH <br />NPDES I.D. NO.: Co-0000221 D_P. 008 <br />FACILITY CONFIGURATION: - oae-Va77 ~. pond DATE LAST INSPECTION: ~2/~4/97 <br />SITE NAME: Pond 5008 LOCATION: eWA HG7~~7~SN• R86W <br />MINE NAME: c n a 77 Min ($en a oal of LOCATION: 7.] m+_ 8E of Hayden ~r0 <br />MINE I.D. NO.: cMr.Rn Permit No. C-80-005 OWNER'S REP.: Brad Brown, Cen Mgr <br />1. Foundation preparation (removal of vegetation, et umpe, topsoil: Ye No N/A <br />2. Lift thickness: ~Z in. N/A <br />3. Compaction according to approved plan: ea No N/A <br />4. Burning (specify extent and location): Yes No <br />5. Angle of elope: 3:1 upstream, 3:1 downstream Total = 6:1 N/A <br />6. *Seepage (specify location, color, and approximate volume) <br /> From underdrain pipes: Yes No N(~ <br /> At isolated points on embankment elopes: Yes ® N/A <br /> At natural hillside: Yee N/A <br /> Over widespread areas: Yee o N/A <br /> From downstream foundation area: Yee N/A <br /> "Boils" beneath stream or ponded water: Yes o N/A <br />7. Cracks or scarps on crest: Yea N/A <br />8. Cracks or scarps on elope: Yes ~ N/A <br />9. Sloughing or bulging on slope: Yea o N/A <br />10. *Major erosion problems: Yes o N/A <br />11. Surface movements in valley bottom or on hillside: Yes o N/A <br />12. *Eroeion of toe: Yes o N/A <br />13. *Water impounded against toe: Yes ® N/A <br />14. Existing embankment freeboard: see comments ~~ feet <br />15. ~ Increase Decrease in water level: 0.5 feet <br />16. Cracks, bulging, or erosion on upstream face: Yes ~ N A <br />17. Visible sumps or sinkholes in slurry surface: Yee No <br />18. *Clogging <br /> Spillway channels and pipes: Yee ~ N A <br /> Decant system: Yee No <br /> Diversion ditches: Yee No <br />19. *Cracking or crushing of pipes <br /> Spillway pipes: Yea ® N A <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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