2009-06-08_HYDROLOGY - C1981008

• Permit No: C1981008
• IBM Index Class Name: HYDROLOGY
• Doc Date: 6/8/2009
• Doc Name: 2nd Quarter 2009 Sediment Pond Inspection
• From: Western Fuels Colorado
• To: DRMS
• Permit Index Doc Type: Sediment Pond Inspect
• Email Name: MLT
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORM
WATER, SEDIMENT, OR SLURRY IMPOUNDMENTS
1?0 )y D
Inspectors Name : Za gg ?.l?,tiCq Date: O-L O 1:?_ _
NPDES ID. NO.:CO-0000213 Date Last Inspected: a 1`?a., rp q
Facility Configuration: Cross Valley Pond
Site Name: Impoundment #007 Location:46N15W SEC 6
Mine Name: New Horizon Mine Location:l mi.NW_ of Nucla CO
Mine ID No.: CDMG Permit #0008-81
Owners Rep.: R. L._Wade Mine Manager
CIRCLE OR WRITE IN APPROPRIATE RESPONSE'
1. Foundation Preparation (removal of vegetation, stumps., topsoil) Ye No N/A
2. Lift thickness (inches)
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19
Compaction according to approved plan
Burning (specify extend and location)
Angle of slope: 3:1 upstream, 3:1 downstream
Seepage (specify location, color, and approx. volume)
a.) From underdrain pipes:
b.) At isolated points on embankment slopes:
C) At natural hillside:
d) Over widespread areas
e) From downsteam foundation area
f) "Boils" beneath stram or ponded water
Cracks or scarps on crest
Cracks or scraps on slope
Sloughing or bulging on slope
Major erosion problems
Surface movements in valley bottom or on hillside
Erosion of toe
Water impounded against toe
Existing embankment freeboard (feet)
Cracks, bulging, or erosion on upsteam face
Visible sumps or sinkholes in slurry surface
Clogging
a) Spillway channels and pipes
b) Decant system
c) Diversion Ditches
Cracking or crushing of pipes
a) Spillway pipes
b) Decant system
Trash racks clear and in place
1 5 17 t-S C- ?%0
F:\Eng\DATA\WP\pond-banks\DAMFORM.wpd
es No N/A
Yes ® N/A.
Yes N/A
Yes N/A
Yes N/A
Yes do N/A
Yes No N/A
Yes ?c N/A
Yes Nip N/A
Yes ®o N/A
Yes No N/A'
Yes Q N/A
Yes D N/A
Yes Q N/A
Yes @ N/A
-iP--'-- L- Feet
Yes N/A
Yes N/A
Yes ® N/A
Yes d? N/A
Yes ® N/A
Yes
Yes
Yes
N/A
(Zo N/A
No N/A
6 Z SV r? d.o