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November 4, 20 10 C-1981-028/Keenesburg Strip Mine RDZ <br />Inspection Topic Summary <br />NOTE: Y=Inspected N =Not Inspected R=Comments Noted V=Violation Issued NA=Not Applicable <br />N - Air Resource Protection Y -Roads <br />N - Availability of Records R - Reclamation Success <br />N - Backfill & Grading Y - Revegetation <br />NA - Excess Spoil and Dev. Waste NA - Subsidence <br />NA - Explosives N - Slides and Other Damage <br />N - Fish & Wildlife R - Support Facilities On-site <br />R - Hydrologic Balance N -Signs and Markers <br />R - Gen. Compliance With Mine Plan NA - Support Facilities Not On-site <br />NA - Other NA - Special Categories Of Mining <br />NA - Processing Waste R -Topsoil <br />HYDROLOGIC BALANCE - Rule 4.05 ? ? Drainage Control 4.05.1, 4.05.2, 4.05.3; Siltation Structures 4.05.5, <br />4.05.6; Discharge Structures 4.05.7, 4.05.10; Diversions 4.05.4; Effluent Limits 4.05.2; Ground Water <br />Monitoring 4.05.13; Surface Water Monitoring 4.05.13; Drainage - Acid and Toxic Materials 4.05.8; <br />Impoundments 4.05.6, 4.05.9; Stream Buffer Zones 4.05.18: <br />Keenesburg Mine site has not had precipitation in recent days. No water was observed in B Pit or any <br />ponds. No problems were observed with any ponds. <br />GENERAL MINE PLAN COMPLANCE: <br />CEC continues to dispose of ash in Pit B. CEC will continue to place ash on the lower lift until they reach <br />the northern extent of the B pit. During the inspection a load of ash was dumped and a scraper pushed it into the <br />pit. No problems were observed with the pit or the ash disposal area. <br />RECLAMATION SUCCESS - Rule 4.15, Rule 3: <br />No significant problems were observed. Cheat grass was observed at various locations on site; this issue <br />will continue to be monitored. <br />Area 25 is looking barren because it has recently been mowed and treated for cheat grass. <br />SUPPORT FACILITIES - Rule 4.04: <br />The facilities are in good shape. <br />TOPSOIL - Rule 4.060 ?Removal 4.06.2; Substitute Materials 4.06.4(4); Storage and Protection 4.06.3; <br />Redistribution 4.06.4: <br />Topsand piles were inspected and no problems were detected. Topsand piles Al and BI have large bare <br />areas, but there is no sign of sediment transport from these areas migrating outside of the pile footprints. <br />Number of Partial Inspection this Fiscal Year: 3 <br />Number of Complete Inspections this Fiscal Year: ,Y 2 1z .17 Z <br />Page 2 of 5