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
Ouart~erl -
Structural Inspection
POND N0. ~ T,e.9~,..i ~ T,~9i~~e
--~-
Quarter: ~~~ Inspection Date: ~l~r/
T
OPERATIONAL STATUS AT TIME OF INSPECTION
Overflow Elevation: _ ~7. o Clean Out Elevation: yo• i
Approximate Water Elevation at Time of Inspection: ,fr y
~~---
Approximate Sediment Elevation at Time of Inspection: ~j, o
Outflows (C.F.S.) at Time of Inspection: y
FEATURES:
AREA
YES Nn
rDMMFNTS
EROSIONAL:
Rills and Gullies on Embankment
~~
_
Inadequate Vegetation _J ~_
~
Outlet Channel Erosion _J
_
~
Burrows -J
_
Other _~ ~
STRUCTURAL:
Differential Settling _J a
Cracks or Slides _~ 1c
Seepage _J ~_
Other ~ ~_
APPURTENANT STRUCTURES: _
Defective Spillways -J _~
Dewatering Device Clogged _J n
Faulty Gates, Baffles, Pumps _J _~
Other _J ~_
Au NAL COMMENTS:~rM~/~~p r..~.4s~...~:..z~.,,.~- ~,,, ~~~~.r ~://,,J.
~f~.~r...-fem.
MAINTENANC REQUIRED:
N~IG,
NAME OF tr~corr-no. /~`"'~~/~ ~~