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 Ponds
Ouarterl ---
Structure nsDection
POND N0, .~
~-
Quarter: /it lnspection Date: ~r~ si
OPERATIONAL STATUS AT TIME OF INSPECTION
Overflow Elevation: _iao, o Clean Out Elevation: 91! Z
Approximate Water Elevation at Time of Inspection: /~,~,
Approximate Sediment Elevation at Time of Inspection: 9i 3
Outflows (C,F.S.) at Time of lnspection: O
FEATURES:
AREA
YES NO
COMMENTS
EROSIONAL:
Rills and Gullies on Embankment _~ _ x
Inadequate Vegetation _~ x-
Outlet Channel Erosion ~ X
Burrows _~~_
Other _•__J ~_
STRUCTURAL:
Differential Settling _J ~_
Cracks or Slides _~ X
Seepage _~ ,r
Other ~} ~
APPURTENANT STRUCTURES: _
Defective Spillways _~~c•_
Dewatering Device CLogged ~ ~c_
Faulty Gates, Baffles, Pumps _J ,~
Other ~ ~
I
Au NAL COMr~ENTS:
/l~,.e
MA NT NA NC REOUIRE~:
~orP

I
NAME QF tNCOCr-no• 5 ~~.~~