HYDRO24066

• 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
Ouartert -
Structura nspection
POND NO. J- Tto
Quarter: ~'t.1 Inspection Date: _ /~~ /
OPERATIONAL STATUS AT TIME OF INSPECTION
Overflow Elevation: _ ioD. D Clean Out Elevation: ~ 9~,0
Approximate Water Elevation at Time of Inspection: .wy
Approximate Sediment Elevation at Time of Inspection: yf.~
Outflows (C.F.S.) at Time of Inspection: ~
FEATURES:
AREA
YES NO
COMMENTS
EROSIONAL:
Rills and Gullies an Embankment _)~c
Inadequate Vegetation _J ~_
Outlet Channel Erosion _~ ~Y_
Burrows _J ~_
Other ~ _~
STRUCTURAL:
Differential Settling ~ _~
Cracks or Slides _~~_
Seepage ~ „~_
Other _~ _~
APPURTENANT STRUCTURES: _
Defective Spillways _J _~
Dewatering Device Clogged -J ~_
Faulty•Gates, Baffles, Pumps _J_~
Other _J _~
Au NAL COMNENTS:~gP
MAINTENANC REOUIREO: G/c'', a~~C r~c~.~~~y ~~r ~,i„~~~ ~,~~~ ,
NAME I1F iNcocr~no• ~~~ ~~