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Q <br />Z <br />PERIODIC INSPECTION FORM <br />Water, Sediment, or Slurry Impoundments <br />Inspector's Name: <br />Pond ID No.: 1211 -CO -09- 3836-06 <br />Facility Configuration: VII <br />Site Name: 6MN MINE WATER RESV. <br />Mine Name: FOIDEL CREEK MINE <br />Mine ID No.: 05-03836 <br />Date: /.t�GI� Id- <br />Field Hazard Classification (RHC):' <br />Date of Last Inspection: <br />Location: 25 MILES SW 0F <br />Location: STEAMBOAT SPRINGS, CO <br />Owner's Rep.: JERRY NETTLETON <br />Circle or write in appropriate response <br />I Fiouttdation Preparation (removal obL�Legetation, atumps, topsoil) <br />--yes—No <br />11. <br />Surface movements in valley bottom or on hillside <br />Yes <br />No <br />2 Liftthiekness (inches)Yes <br />No <br />12. <br />*Erosion of toe <br />Yes <br />No <br />3: Comp Ag on according to approved plan <br />Yes <br />_Na <br />13. <br />`Water impounded against toe <br />Yd4.s _No <br />4: 'Burning {specgy exWtaLt„d 4ocRpon) <br />Yes <br />_No <br />14. <br />Existing embankment freeboard (feet) <br />Feet <br />5. Angle QF81 , (degres). _ <br />Yes^�lo <br />15. <br />Increase Decrease in water level (feet) <br />~ Feet <br />6. *Seepage (specify location, color, and approximate volume) <br />16. <br />Cracks, bulging, or erosion on upstream face <br />No <br />From underdrain pipes <br />_Yes ✓No <br />17,; <br />Visiblesumpa or sinkholes in slurry -surface <br />_Yes <br />- NA - <br />At isolated points on embankment slope <br />Yes <br />No <br />18. <br />'Clogging <br />At natural hillside <br />_Yes <br />VNo <br />Spillway channels and pipes <br />_Yes 7No <br />Over widespread areas <br />_Yes _ZNo <br />Decant system <br />_Yes <br />No <br />From downstream foundation area <br />Yes ✓No <br />Diversion ditches <br />Yes <br />No <br />"Boils" beneath stream or ponded water <br />Yes <br />No <br />19. <br />*Cracking or crushing of pipes <br />7. Cracks or scarps on crest <br />Yes <br />elJo <br />Spillway pipes <br />Yes 1KNo <br />B. Cracks or scarps on slope <br />Yes <br />IrNo <br />Decant system <br />Yes <br />No <br />9. Sloughing or bulging on slope <br />Yes <br />74 <br />o <br />20. <br />Trash racks clear and in place <br />Yes <br />No <br />10. *Major erosion problems <br />Yes <br />No <br />*` Major adverse changes in these items could cause instability and should be reported to the District Manager for further evaluation. Adverse <br />conditions noted in these items should normally be described (extent, location, volume, etc.) in the space below and on the back of this sheet. <br />Inspection Category <br />14 <br />Comments <br />STAFF GAUGE <br />WSEL <br />FREEBOARD FROM INVERT OF EMERGENCY SPILLWAY <br />REFERENCE ELEVATION DATA: <br />1.0' on Staff Gauge= 6713.00 <br />Emergency Spillway = 6714.90 <br />Top of Embankment= 6717.00 <br />