Laserfiche WebLink
PERIODIC INSPECTION FORM <br />WATER,. SEDIMENT, OR SLURRY IMPOUNDMENTS <br />Inspectors Name: ?, 5 GL,lPk? Date: I. b Zo/0 <br />NPDES ID. No.:CO-0000213 Date Last Inspected:IZ-/3 -O 9 <br />Facility Configuration: Cross Valley Pond <br />Site Name: Impoundment #007 Location:46N15W SEC 6 <br />Mine Name: New Horizon Mine Location:1 mi.NW of Nucla, CO. <br />Mine ID No.: CDMG Permit #0008-81 <br />Owners Rep.: R. L. Wade, Mine Manager <br />CIRCLE OR WRITE IN APPROPRIATE RESPONSE' <br />1. Foundation Preparation (removal of vegetation, stumps., topsoil) Ye No N/A <br />2. Lift thickness (inches) <br />3. Compaction according to approved plan Ye No N/A <br />'4. Burning (specify extend and location) Yes ?• N/A. <br />5. Angle of slope: 3:1 upstream, 3:1 downstream <br />6. Seepage (specify location, color, and approx. volume) <br /> a.) From underdrain pipes: Yes N/A <br /> b.) At isolated points on embankment slopes: Yes N/A <br /> c) At natural hillside: Yes Q N/A <br /> d) over widespread areas Yes ® N/A <br /> e) From downsteam foundation area Yes N/A <br /> f) "Boils" beneath straw or ponded water Yes is N/A <br />7. Cracks or scarps on crest Yes N/A <br />8. Cracks or scraps on slope Yes C y' N/A <br />9. Sloughing or bulging on slope Yes ® N/A <br />10. Major erosion problems Yes 4;?p N/A <br />11. Surface movements in valley bottom or on hillside Yes ( N/A <br />12. Erosion of toe Yes ®i N/A <br />13. Water impounded against toe Yes fir <br />( N/A <br />14. Existing embankment freeboard (feet) 5-4 Z -7. , <br />1 Feet <br />15. Cracks, bulging, or erosion on upsteam face Yes j:?D N/A <br />16. visible sumps or sinkholes in slurry surface Yes (5h N/A <br />17. Clogging <br /> a) Spillway channels and pipes Yes (5,) N/A <br /> b) Decant system Yes (1c:)) N/A <br /> c) Diversion Ditches Yes (0 N/A <br />18. Cracking or crushing of pipes <br /> a) Spillway pipes Yes ?j N/A <br /> b) Decant system Yes N/A <br />19. Trash racks clear and in place Y No N/A <br />-;),3 " <br />r .0r? ?n <br /> r <br /> <br /> <br />F:\Eng\DATA\WP\pond-banks\DAMFORM.wpd <br />• ?f <br />F`?Sil7NA?ENC? <br />B Z.' 0