HYDRO29195

• Permit No: C1981038
• IBM Index Class Name: Hydrology
• Doc Name: SEDIMENTATION PONDS QUARTERLY STRUCTURAL INSPECTION
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

ORCHARD VALLEY MINE
Sedimentation Ponds
Ouarterl
Structur pection
POND N0. ~ _
-•-
Quarter: ~~,/ Inspection Date: ~ r.~ r/
-.-.-.
OPERATIONAL STATUS AT TIME OF INSPECTION
Overflow Elevation: ioa o Clean Out Elevation: 99• Z
Approximate Water Elevation at Time of Inspection: /~~_
Approximate Sediment Elevation .at Time of Inspection: J'/~•.J~
Outflows (C.F.S.) at Time of Inspection: y
FEATURES:
AREA
YES NO COMMENTS
EROSIONAL:
Rills and Gullies on Embankment_ J
~
Inadequate Vegetation _
~
_~ ~_
Outlet Channel Erosion ~~

Burrows _
_
Other _~
STRUCTURAL:
Differential Settling _~ x
Cracks or Slides _~ ~c_
Seepage _~ ~_
Other _J ~
APPURTENANT STRUCTURES:

Defective Spillways _
_~~

Dewatering Device Clogged _
_J ~_
Faulty~Gates, Baffles, Pumps _J_
~._
Other ,
_~~e _
AU NAL COMMENTS:~~`
MAINTENANC REOUIREO: ~/jrw~
NAME OF rNcvrr*nv• ~~C'•~~