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July 17, 2014 C-1981-028/Keenesburg Strip Mine JLE <br /> <br /> <br /> <br />Inspection Topic Summary <br />YNRVNA <br />NOTE: =Inspected =Not Inspected =Comments Noted =Violation Issued =Not Applicable <br />Y - Air Resource Protection NA - Roads <br />NN <br /> - Availability of Records - Reclamation Success <br />YR <br /> - Backfill & Grading - Revegetation <br />NANA <br /> - Excess Spoil and Dev. Waste - Subsidence <br />NAY <br /> - Explosives - Slides and Other Damage <br />RY <br /> - Fish & Wildlife - Support Facilities On-site <br />RY <br /> - Hydrologic Balance - Signs and Markers <br />YNA <br /> - Gen. Compliance With Mine Plan - Support Facilities Not On-site <br />NANA <br /> - Other - Special Categories Of Mining <br />NY <br /> - Processing Waste - Topsoil <br /> <br /> <br />COMMENTS <br /> <br />This was a partial inspection of the Keenesburg Strip Mine; operated by Coors Energy Company, DRMS permit <br />number C-1981-028. I, Jared Ebert of the Colorado Division of Reclamation, Mining and Safety conducted the <br />inspection. Mr. Danny Kipp with Coors Energy Company accompanied me during the inspection. The weather <br />was partly cloudy and cool. <br />BACKFILL and GRADING Rule 4.14; Contemporaneous Reclamation 4.14.1; Approximate Original Contour <br />4.14.2; Highwall Elimination 4.14.1(2)(f); Steep Slopes 4.14.2, 4.27; Handling of Acid and Toxic Materials <br />4.14.3; Stabilization of Rills and Gullies 4.14.6: <br />According to Mr. Kipp one of the boilers at the Golden power plant was down for maintenance and coal was not <br />being utilized. Given this, ash has not been recently backfilled into B-Pit. The most recent backfilled fly ash <br />material has been pushed into the pit and the bench has been graded. The required layer of spoil material has been <br />placed on top of the backfilled fly ash to keep the dust from the ash down. <br /> <br />At the southern end of B-Pit an upper bench of spoil has been placed. This material appears stable. <br /> <br />FISH and WILDLIFE Rule 4.18: <br />Owls were observed near topsand pile A-3 and the west end of B-pit. <br /> <br />HYDROLOGIC BALANCE - Rule 4.05 <br />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; <br />Diversions 4.05.4; Effluent Limits 4.05.2; Ground Water Monitoring 4.05.13; Surface Water Monitoring 4.05.13; <br />Drainage Acid and Toxic Materials 4.05.8; Impoundments 4.05.6, 4.05.9; Stream Buffer Zones 4.05.18: <br />Sediment Pond No. 2 was holding a small amount of water but was not discharging. The side slopes of the pond <br />were stable and vegetated. The inlets and outlet to the pond were clear of appeared functional. <br /> <br />Number of Partial Inspection this Fiscal Year: 1 <br />Number of Complete Inspections this Fiscal Year: 0 <br /> <br />26 <br />Page of <br /> <br /> <br />