HYDRO29172

• Permit No: C1981010
• IBM Index Class Name: Hydrology
• Doc Date: 1/30/2002
• Doc Name: 4TH QUARTER 2001 SEDIMENT POND INSPECTION
• From: TRAPPER MINING INC
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

FILE: 118.7
QUARTERLY SEDIMENT POND INSPECTION REPORT
OPERATOR: TRAPPER MINING INC.
INSPECTOR: ~~ / ~->~/~ SIGNATURE: ~.o-r ~i~ihr
~ QRTR ~ /
TRAPPER MINE
DRAINAGE: NO NAME DATE OF INSPECTION ~~ 1 ~ / ° /
NOTE: PUT A CHECK IN APPROPRIATE BOX IF ATTENTION IS REQUIRED.
POND IDENTIFICATION NName/102 NName ~t04 NName 1105
Approximate water laud: 6 73' ~ ~
Sediment laud (% total storage): ,~°/a /p
Oulflow(cfs): vv-/ zo./ ro, /
Sediment marker (install or replace) q syC aC
Identification sign (install or replace) a aC .kc~
EROSIONAL:
Rills andla gullies on downsveam face.
GK
oX
G{
Rills andlor gullies ce upsUeam face.
InadeQUate vepetaace.
Ouad channel erosion.
Bunows.
Erosion of tce.
W ater impounded against lce.
Other.
STRUCTURAL:
Diaerential sealing.
6){
G1K
Git
Cracks, slides, or scarps.
Seepage (specify location, cdor, rdlue).
Defective spilways.
Other.
APPURTENANT STRUCTURES:
Defective spillways.
C
G('
G~f'
Dewalering deice Dogged.
Cracking a crushing of pipes.
Other.
COMMENTS:
k05: 60Yo laud = top of post - 4.5'.
#04: use dsarlsiphan tube as sediment marker; siphon lap = 75Y°, boaorn = 60%
N02: use dser/siphon tube as sediment marker; siphon lop = 66%, bottan = 50°h

.
.
MAINTENANCE REQUIRED:
X03 - .T/,J rj.. c/.w~~r,
.P~/~~r,