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HYDRO30872
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HYDRO30872
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Entry Properties
Last modified
8/24/2016 8:54:41 PM
Creation date
11/21/2007 12:55:28 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1992081
IBM Index Class Name
Hydrology
Doc Date
7/18/1995
Doc Name
QUARTERLY SEDIMENTATION POND INSPECTIONS - HAYDEN GULCH LOADOUT
From
SENECA COAL CO
To
DMG
Permit Index Doc Type
SEDIMENT POND INSPECTIONS
Media Type
D
Archive
No
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<br />y <br />P$RIODIC INSP&CTION FORM <br />Water, 9edimen t, or Slurry Impoundments <br />INSPECTOR'S NAME: Michael Altavilla DATE: 06/28/95 <br />NPDES I.D. NO.: COG-850008-OOlA <br />FACILITY CONFIGURATION: Embankment Pond DATE LAST INSPECTION: 03/28/95 <br />SITE NAME: Truck Looo Pond 1 LOCATION: SEY. SWS:, Sec. 14. T6 N, R88W <br />MINE NAME: li-G Terminal. Inc. LOCATION: 2 mi. SE of Hayden. CO <br />MINE I.D. NO.: CMLRD Permit No. C-92-081 OWNER'S REP.: Scott Williams. Gen Mar <br />Circle or write in aoorooriate resoonae <br />1. Burning (specify extent and location): Yes No <br />2. Angle of slope: 2.75:1 upstream, 2:1 downstream Total = 4.75:1 N/A <br />3. +Seepage (specify location, color, and approximate volume) <br /> From underdrain pipes: Yes No <br /> At isolated points on embankment slopes: Yes <br /> At natural hillside: Yes N/A <br /> Over widespread areas: Yes o N/A <br /> From downstream foundation area: Yes N/A <br /> "Boils" beneath stream or ponded water: Yes N/A <br />4. Cracks or scarps on crest: Yes N N/A <br />5. Cracks or scarps on slope: Yes o N/A <br />6. Sloughing or bulging on slope: Yes o N/A <br />7. +Major erosion problems: Yes o N/A <br />8. Surface movements in valley bottom or o n hillside: Yes o N/A <br />9. *Erosion of toe: Yes o N/A <br />10. +Water impounded against toe: Yes o N/A <br />11. Existing embankment freeboard: S ee comments 5 feet <br />12. X Increase Decrease in water level: Aooroximate ly 3 feet <br />13. Cracks, bulging, or erosion on upstream face: Yes ©o N/A <br />14. Visible sumps or sinkholes in slurry su rface: Yes No <br />15. *Clogging <br /> Spillway channels and pipes: See comments ~ No N A <br /> Decant system: Yes <br /> Diversion ditches: Yes No <br />16. +Crackinq or crushing of pipes <br /> Spillway pipes: Yes o <br /> Decant system: Yes o <br />17. Trash racks clear and in place: Yes No <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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