HYDRO21702

• Permit No: C1981008
• IBM Index Class Name: Hydrology
• Doc Date: 12/10/1999
• Doc Name: 4TH QUARTER 1999 INSPECTIONS
• From: NEW HORIZON MINE
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORM
WATER, SEDIMENT, OR SLURRY IMPOUNDMENTS
Inspectors Name: 1~."s~ ~eb~ Date: 1Z_ (m- ~'iq
NPDES ID. Nc.:CO-0000213 006 Date Last Inspected: ~-5 _ q~
Facility C onfiguration:Cross Valli Pond
Site Name: Impoundment #006 Location:9~N16W36AC
Mine Name: New Horizon Mine Location:2 mi.NW of Nucla, CO.
Mine ID No.: CMLR.D Permit #0008-81
Owners Rep.: R. L. Wade. Mine Manager
CIRCLE OR WRITE IN APPROPRIATE RESPONSE
1. Foundation Prepa ra to on (removal of vegetation, stumps., topsoil) ~ No N/A
2
3
4
5
6
7,
P.
9.
10
11
12
13
14
15
16
1~
10
19
Lift chi cl:ness (inches)
Ccm;paccicn accordinG to appr o~aed plan
Burning (specify extend and location)
Angle of slope: 3:1 upstream, 3:1 downstream
See page !specify Laration, color, and app cox, vnlume~
a.) From underdrain pipes:
b.) At isolated points on embankment slopes:
c) At natural hillside:
d) Over wldes pr ead areas
e) From downsteam foundation area
fI "Boils" beneath stram or ponded water
Cracks or scarps on crest
Cracks or scraps on slope
Sloughing or bul arnq on slope
Ma]or erosicn problems
Surface movements in valley bottom or on hillside_
Erosion of toe
water impounded agaanst toe
Existing embankment freeboard (feet)
Cracks, bulging, or erosion en upsteam face
Visible sumps or sinkholes in slurry surface
Clo9ginq
a) Spillway channels and pipes
b) Decant system
c) Di ve is ion Ditches
Cra. king or crushing of pipes
a) Spillway pipes
b) Decant
Trash racks Qe
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Nc N/A
Yes No N/A
Yes ~ N/A
Yes ® N/A
Yes N/A
Yes e•o ~ N/A .
Yes JO N/A
Yes ~ N/.A
Yes ~ N/A
Yes ©O N/A
Yes ® N/A
Yes ® N/A
'des ~ N/A
Yes No w/a
Yes t ©o rl/A
_~ _ Feet
]'es ~ N/A
]'es ® fJ/A
Yes ~ tJ/A
]'es ~ N/A
S'es ~ N/A
Yes 1~0 N/H
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