HYDRO21840

• Permit No: C1981008
• IBM Index Class Name: Hydrology
• Doc Date: 3/18/1999
• Doc Name: 1ST QUARTER 1999 INSPECTIONS
• From: NEW HORIZON MINE
• To: DMG
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

PERIODIC
FORM
V~.TER, SIDIl~NT, OR SLURRY Il~~OUI~H+IER~S
Inspectors Name : "~~ ~ ~ C~,.~1~ Date : 3 _ ~s . g q~
NPDES ID. No.:CO-0000213 007 Date Last Inspected: ~-L_~ } _ y$
Facility Configuration:Cross Valley Pond
Site Name: ~undment #007 Location:47N15W6
Mine Name: New Horizon Mine Location:2 mi.NW of Nucla, CO.
Mine ID No.: Q~RT, Pe??nit #0008-81
Owners Rep.: R. L. Wade, Mine Manager
CIRCLE OR WRITE IN APPROPRIATE RESPONSE
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Foundation Preparation (removal of vegetation, stuffs., topsoil) ~ No N/A
Lift thickness (inches)
Compaction according to approved plan ~ No N/A
Burning (specify extend and location) Yes ~ N/A
Angle of slope: 3:1 upstream, 3~1 downstream
Seepage (specify location, color, and approx. volume)
a.) From underdrain pipes: Yes plc N/A
b.) AC isolated points on embar~lrnient slopes: Yes ® N/A
c) At natural hillside: Yes ® N/A
d) Over widespread areas Yes ~j N/A
e) From downstream foundation area Yes ~ N/A
fl "Boils" beneath scream or ponded water Yes ® N/A
Cracks or scarps on crest Yes ~y N/A
Cracks or scraps on slope Yes ® N/A
Sloughing or bulging on slope Yes ® N/A
Major erosion problems Yes ® N/A
Surface movements in valley bottan or on hillside Yes ® N/A
Erosion of tce Yes ~ N/A
Water mounded against tce Yes ~ N/A
bcisting embankment freeboard (feet) ~ ~ Feet
Cracks, bulging, or erosion on upstream face Yes ® N/A
Visible sumps or sinkholes in slurry surface Yes ~ N/A
Clogging
a) Spillway channels and pipes Yes ® N/A
b) Decant system Yes ~ N/A
c) Diversion Ditches Yes o~ N/A
Cracking or crushing of pipes
a) Spillway pipes Yes @ N/A
b) Decant system Yes No N/A
Trash racks clear and in place Yes No N/A
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