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HYDRO30133
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HYDRO30133
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Entry Properties
Last modified
8/24/2016 8:48:56 PM
Creation date
11/20/2007 11:58:26 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1982056
IBM Index Class Name
Hydrology
Doc Date
2/28/1994
Doc Name
1993 FOURTH QUARTER POND INSPECTION REPORT - FILE N C-82-056
From
TWENTYMILE COAL CO
To
MLRD
Permit Index Doc Type
SEDIMENT POND INSPECTIONS
Media Type
D
Archive
No
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TNrentym~7e Coe/ Company me7 Roa1t county Road rn <br />An AHib d Oak Crsek, CA B01B7 <br />~f! ~~~ ~~ y~ ~ ~~ Pone (~187P~8W <br />OPERATOR: TWENTY MILE COAL COMPANY <br />MINE FOIDEL CREEK (FISH CREEK TIPPLE) <br />DATE OF INSPECTION DECEMBER 23,1993 <br />POND IDENTIFICATION <br />TYPE OF POND SEDIMENTATION <br />OPERATIONAL STATUS AT TIME OF INSPECTION <br />Approximate water level: <br />Sediment level (% total storage): APPROX. 15.0% <br />Outflow (cfs): NO OUTFLOW <br />FEATURES PROBLEM COMMENTS <br />EROSIONAL: YES NO <br />Rills & Gullies on Embankment _X_ <br />Inadequate Vegetation _X_ <br />Outlet Channel Erosion _X_ <br />Burrows X <br />Other <br />STRUCTURAL: <br />Differential Settling _X_ <br />Cracks or Slides X <br />Seepage _X_ <br />Other X_ <br />APPURTENANT STRUCTURES: <br />Defective Spillways _X_ <br />Dewatering Device Clogged _X_ <br />Faulty Gates, Baffles, Pumps _X_ <br />Other _X_ <br />ADDITIONAL COMMENTS: Surface ice has formed over the dewatering <br />orifice in the riser. <br />MAINTENANCE REQUIRED: Continued observation to insure it doesn`t <br />create a prob m or i~t mJa'y correct itself <br />INSPECTOR ,1~t~Z ~~ <br />c~rpRUs <br />
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