HYDRO20096

• Permit No: C1981038
• IBM Index Class Name: Hydrology
• Doc Date: 1/24/1991
• Doc Name: 1st Qtr 1991 SEDIMENTATION POND INSPECTION
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

• ORCHARD VALLEY MINE •
Sedimentation Pands
Ouarteri ---
Structure nspection
POND NO • S - jfY9~~//~G T~°~iGr-~
~-
Quarter: /sue Inspection Oate: .~ 1`/p/
OPERATIONAL STATUS AT TIME OF iNSPfCTION
Overflow Elevation: _97. D Clean Out Elevation: yo.i
Approximate Water Elevation at Time of Inspection: 88, a
Approximate Sediment Elevation at lime of !nspection: g ~ o
Outflows (C.F.S.) at Time of Inspection: O
FEATURES:
SRFA
YES NO
f.OMMENTS
EROSIONAL:
Rills and Gullies on Embankment _J X
Inadequate Vegetation _J x
Outlet Channel Erosion _~ X
Burrows _J ~..~
Other _1 X
STRUCTURAL:
Differential Settling _~ X
Cracks or Slides _, ~_
Seepage _J ,,,~_
Other _~ yc
APPURTENANT STRUCTURES: _
Defective Spillways _~~_
Dewatering Device Clogged _J ~r _
Faulty Gates, Baffles, Pumps _.J X
Other _~ X
Au NAL COMMENTS: yN`
MA NiENANC REQUIRED: ~~,~
~~ NAME ~E iNcflcr-no• ~~~ 7r~~/