HYDRO29474

• 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

• C4 CFI: :O YaLLET MINE •
Sadi~~~entation Ponas
Ouarterl -
Structura nspection
POND N0. L
--~--
Quarter: ~%'~ Inspection Oate: 7fi~L
OPERATIONAL STATUS AT Ti ME OF INSPECTION
Overflow Elevation: _ ioo.D _ Clean Out Elevation: 9y.J
Approximate Water Elevation at Time of Inspection: p~y~
Approximate Sediment Elevation at Time of Inspection: ~ 9z•s -
Outflows (C.F.S.) at Time of Inspection: y
FEATURES:
AREA
YES NO
COMMENTS
EROSIONAL:
Rills and follies an Embankment ~~
Inadequate Vegetation _
_~~_
Outlet Channel Erosion ^, ~_
Burrows _J
~_
Other 1
~J _~
STRUCTURAL:
Differential Settling -J ~_
Cracks or S1 ides ~J __,~__
Seepage _~ _..1_c_
Other _~ ~_
APPURTENANT STRUCTURES: _
Defective Spillways __f,~_
Dewatering Device Clogged _~ ~r_
Faulty•Gates, Baffles, Pumps _J_~
0t h e r _~ ~_
AU NAL C MMENiS ~~~
MA NTENANC REQUIRED: ~,F
NAME OF tNCOrrTno•~~~~~