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2018-02-12_HYDROLOGY - C1982056
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2018-02-12_HYDROLOGY - C1982056
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Entry Properties
Last modified
2/13/2018 7:17:18 AM
Creation date
2/13/2018 6:44:00 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1982056
IBM Index Class Name
Hydrology
Doc Date
2/12/2018
Doc Name
Quarterly Sediment Pond/Impoundment Report
From
Twentymile Coal, LLC
To
DRMS
Annual Report Year
2017
Report Quarter_Month
3
Permit Index Doc Type
Sediment Pond Inspections
Email Name
TNL
DIH
Media Type
D
Archive
No
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OPERATOR: TWENTYMILE COAL COMPANY <br />MINE: MINE 1, MINE 2, ECKMAN PARK <br />DATE OF INSPECTION: 'K' 1% - R - <br />SEDIMENT POND IDENTIFICATION: POND A <br />REFERENCE ELEVATIONS: <br />RISER CREST = 6937.3: LOWEST HOLE = 6933.5 <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: <br />Sediment level (% total storage) <br />Outflow (cfs): <br />69 <br />D. i 100 <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankments <br />STRUCTURAL: <br />Inadequate Vegetation <br />Outlet Channel Erosion <br />Burrows <br />Other <br />Differential Settling !� <br />Cracks or Slides <br />Seepage <br />Other <br />APPURTENANT STRUCTURES: <br />Defective Spillways <br />Dewatering Device Clogged <br />Faulty Gates, Baffles, Pumps <br />Other <br />ADDITIONAL COMMENTS: <br />MAINTENANCE REQUIRED: !! 1(14 <br />INSPECTOR: *-a (oaQ y <br />i t1n -t Genc{tn-Q. <br />i./document/grtlypnd/Pondinsp.doc <br />
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