HYDRO31073

• Permit No: C1981010
• IBM Index Class Name: Hydrology
• Doc Date: 7/6/1993
• Doc Name: 2ND QUARTER 1993 SEDIMENT POND INSPECTIONS
• From: TRAPPER MINING INC
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

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QUARTERLY SEDIMENT PONp INSPECTION REPORT
OPERATOR: TRAPPER MINING INC. MINE: TRAPPER MINE
INSPECTOR: /_/f~7ic~.~
OF
30/92-
DRAINAGE:
POND IDENTIFICATION DAM# A AM# DA # DA #
TYPE OF POND 1~vi P +-I _
~ H6 i
OPERATIONAL STATUS ATTIM~ OF INSPECTION
Approximate water level: ~ r~
Sediment level (°,G tgtal storage): ,r,,;-, ,„,,,,
Outflow (cfs): ~
FEATURES PROBLEM COMMENTS
EROSIONAL: YES/NO
Rills and/or gullies on downstream Lace. _/
'Rills and/or gullies on upstream face. _/
Inadequate vegetation. _/=
Outlet channel erosion. /
Burrows. _
/
'Erosion of toe. _
/ ~
*Water Impounded against tce. _
/~~
Other. ___
_/_
STRUCTURAL: YES/NO
Differential settling. / .~
Cracks, slides, or scarps. _
_/ ~
'Seepage (specify location, color, value). /y
Other. _
_/_
APPURTENANT STRUCTURES: YES/NO
DefeclNe spillways. _/=
•Dewatering device clogged. / ~
Faulty gates, bafFles, pumps. _
/
'Cracking or crushing of pipes. _
/ ~
Other. _
_/
ADDITIONAL COMMENTS:

MAINTENANCE REQUIRED:
WSH/rbh/4/89