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HYDRO22249
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HYDRO22249
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Entry Properties
Last modified
8/24/2016 8:43:21 PM
Creation date
11/20/2007 2:51:59 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1980005
IBM Index Class Name
Hydrology
Doc Date
4/2/2007
Doc Name
1st Quarter 2007 Sedimentation Pond Inspections
From
Seneca Coal Company
To
DRMS
Permit Index Doc Type
Sediment Pond Inspections
Media Type
D
Archive
No
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PERIODIC INSPECTION FORM <br />. Water, Sediment, or Slurry Impou^^n~~dments~7 <br />INSPECTOR'S NAME: Dennis Jones DATE: ~-a(G-~ / <br />NPDES I.D . NO.: N A G / <br />FACILITY CONFIGURATION: Incised Pond DATE LAST INSPECTION: ~~ ~~ O"G b <br />SITE NAME : Truck Wash Settling Pond LOCATION: NWi/. NE'/,, Sec. 34; T6N. R87W <br />MINE NAME : Seneca II Mine (Seneca Coal Co) LOCATION: 7.1 mi. SE of Hayden CO <br />MINE I.D. NO.: CDMG Permit No. C-80-005 OWNER'S REP.: Greaa Kitchen. Gen Mgr <br />Circle or write in appropriate response <br />1. Foundation preparation (removal of vegetation, stumps, topsoil: Yes <br />2. Lift thickness: N/A inches <br />3. Compaction according to approved plan: NL <br />4. Burning (specify extent and location): <br />5. Angle of slope: upstream, downstream Total = N/A <br />6. *Seepage (specify location, color, and approximate volume) <br /> From underdrain pipes: <br /> At isolated points on embankment slopes: <br /> At natural hillside: N A <br /> Over widespread areas: <br /> From downstream foundation area: <br /> "Boils" beneath Stream or ponded water: Yes No N/A <br />7. Cracks or scarps on crest: NL <br />8. Cracks or scarps on slope: <br />9. Sloughing or bulging on slope: <br />10. *Major erosion problems: Yes No N/A <br />11. Surface movements in valley bottom or on hillside: <br />12. *Erosion of toe: <br />13. *Water impounded against toe: N1A <br />14. Existing embankment freeboard: (normal 5.0') 6, o feet <br />15. Increase IT.f Decrease in water level: ~. O feet. <br />16. Cracks, bulging, or erosion on upstream face: <br />17. Visible sumps or sinkholes in slurry surface: N_L <br />18. *Clogging <br /> <br /> Spillway channels and pipes: Yes ~ N/A <br /> Decant system: <br /> Diversion ditches: <br />19. *Cracking or crushing of pipes <br /> Spillway pipes: Yes ~ N/A <br /> Decant system: N A <br />20. Trash racks clear and in place: es 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 space on <br />the back of this sheet. <br />
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