2015-05-29_INSPECTION - C1984065

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Inspection Topic Summary NOTE: Y=Inspected N=Not Inspected R=Comments Noted V=Violation Issued NA=Not Applicable R - Air Resource Protection Y - Availability of Records R - Backfill & Grading NA - Excess Spoil and Dev. Waste NA - Explosives N - Fish & Wildlife R - Hydrologic Balance N - Gen. Compliance With Mine Plan R - Other NA - Processing Waste Y -Roads Y - Reclamation Success R - Revegetation Y - Subsidence Y - Slides and Other Damage NA - Support Facilities On-site R -Signs and Markers NA - Support Facilities Not On-site NA - Special Categories Of Mining R - Topsoil COMMENTS This complete inspection of Coal Ridge Mine outside Gunnison Colorado was conducted on Monday the 18th of May 2015. Ground conditions were damp and in places muddy. The day was overcast and 60? F. No snow was present. Robin Reilley accompanied by Dan Hernandez both of the Division of Reclamation Mining and Safety (DRMS) conducted the inspection. This is a inactive site; therefore no company/operator was present for the inspection. This was a complete inspection with a focus on hydrology and revegetation progress. SIGNS AND MARKERS Rule 4.02: Mine Identification signs and surface disturbance markers identified during this inspection were installed as required throughout the areas visited. Both the topsoil stockpile on the upper terrace and stockpile at the entrance were observed and found to be stable, well vegetated and marked with an identifying sign. The exception being that the: • No Trespassing sign is quite worn. • I � /�/I/ii" i :�� l Drainage Control 4.05.1, 4.05.2, 4.05.3; Siltation Structures 4.05.5, 4.05.6; Discharge Structures 4.05.7; 4.05.10; Diversions 4.05.4; Effluent Limits 4.05.2; Ground Water Monitoring 4.05.13; Surface Water Monitoring 4.05.13; Drainage Acid and Toxic Materials 4.05.8; Impoundments 4.05.6, 4.05.9; Stream Buffer Zones 4.05.18: The observed double cell sediment pond (Pond A) appeared to be functioning. The pond held no water. The discharge channel was free of debris. Vegetation was beginning to emerge and no evidence of instability or damage were noted c)n pond slopes. TOPSOIL STORAGE Rule 4.06.3(2): The topsoil stockpile at the middle terrace was marked with an identifying sign, stable, and vegetated with adequate effective perennial cover with the exception of: • An area on the East slope where erosion and gullying were occurring. • Areas on the top where noxious weeds, particularly thistle were taking hold. The topsoil stockpile at the entrance was stable, and well vegetated. A trash issues was identified here.