2012-05-21_HYDROLOGY - C1981008

• Permit No: C1981008
• IBM Index Class Name: HYDROLOGY
• Doc Date: 5/21/2012
• Doc Name: 2nd Quarter 2012 Sediment Pond Inspection Report
• From: Western Fuels Colorado
• To: DRMS
• Permit Index Doc Type: Sediment Pond Inspections
• Email Name: MLT
• Email Name: SB1
• Media Type: D
• Archive: No

PERIODIC INSPECTION FORM
WATER, SEDIMENT, OR SLURRY IMPOUNDMENTS
Inspectors Name: G
NPDES ID. No.:CO - 0000213 Date Last inspected:lir GA, Zp�Z
Facility Configuration: Cross Valley Pond
Site Name: Impoundment #007 Location:45N15W SEC 5
Mine Name: New Horizon Mine Location:1 mi.NW of Nucla, CO.
Mine
TI) mo. CDMr Permit #0008 -R1
Owners Rep.: R. L. Wade, Mine Manager
CIRCLE OR WRITE IN APPROPRIATE RESPONSE
Ye
Foundation ?reparation (removal of vegetation, Stumps topsoil)
Lift thickness (inches)
Compaction according to approved plan
Burning (specify extend and location)
5. Angle of slope: 3:1 upstream, 3:1 downstream
6 Seepage (specify location, c olor, and approx. volume)
g p ----= location, color,
7
9
10.
12.
13
14
15
16.
From underdrain pipes.
a.)
h.)
c) At natural hillside:
d)
e)
f)
Cracks
At isolated points on embankment slopes:
Over widespread areas
From downsteam foundation area
"Boils" beneath stream or ponded water
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
Date: vi
l-- 5(0¢(3.I
Ze
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
=s
Yes
Water impounded against toe
E::isting embankment freeboard ■feet) (_4-a
Cracks, bulging, or erosion on upsteam face
Visible sumps or sinkholes in slurry surface
17 Clogging
a) Spillway channels and pipes Yes
b) Decant system Yes
c) Diversion Ditches Yes
18 Cracking or crushing of pipes
a) Spillway pipes Yes
b) Decant system Yes
19. Trash racks clear and in place
Ct` ` 9 CrJ , �
No
No
No
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
Feet
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A