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July 27, 2016 C-1981-019/Colowyo Coal Mine ZTT <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 <br />N - Availability of Records <br />R - Backfill & Grading <br />R - Excess Spoil and Dev. Waste <br />N - Explosives <br />N - Fish & Wildlife <br />R - Hydrologic Balance <br />N - Gen. Compliance With Mine Plan <br />N - Other <br />N - Processing Waste <br />R - Roads <br />N - Reclamation Success <br />R - Revegetation <br />N - Subsidence <br />N - Slides and Other Damage <br />N - Support Facilities On-site <br />R - Signs and Markers <br />N - Support Facilities Not On-site <br />N - Special Categories Of Mining <br />R - Topsoil <br />COMMENTS <br />This was a partial inspection of the Colowyo Mine conducted by Zach Trujillo of Colorado Division of <br />Reclamation, Mining and Safety (DRMS) on July 27, 2016. Angela Aalbers and Kurtis Blunt representing <br />Colowyo Coal Company (Colowyo) accompained the inspection. The weather was clear with no precipitation and <br />ground conditions were dry. Temperatures for the day were around ninety degrees fahrenheit. A fire was observed <br />during the inspection on an adjacent property located east of Highway 9. The fire was not w1iIZ LU IHVI <br />permit boundary and was not created by mine related activities. <br />BACKFILL and GRADING []Rule 4.14 <br />Contemporaneous Reclamation 4.14.1; Approximate Original Contour 4.14.2; Highwall Elimination 4.14.1(2)(f); <br />Steep Slopes 4.14.2, 4.27; Handling of Acid and Toxic Materials 4.14.3; Stabilization of Rills and Gullies 4.14.6: <br />Backfill and regrading was occurring in the 2016 parcel of west pit reclamation. Excess spoil in the area was being <br />moved by a combination of scrapers and dozers. A containment berm has been created between areas that have <br />been finished and the current working areas. This berm is used to ensure sediment does not enter the reclamation <br />area. The 2016 parcel has not been topsoiled or reseeded yet. These activities are scheduled for around August. No <br />issues were observed. <br />Number of Partial Inspection this Fiscal Year: 1 <br />Number of Complete Inspections this Fiscal Year: 0 <br />Page 2 of 6 <br />