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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 />N - Excess Spoil and Dev. Waste <br />N - Explosives <br />N - Fish & Wildlife <br />R - Hydrologic Balance <br />R - Gen. Compliance With Mine Plan <br />N - Other <br />N - Processing Waste <br />N - Roads <br />R - Reclamation Success <br />N - Revegetation <br />N - Subsidence <br />N - Slides and Other Damage <br />N - Support Facilities On-site <br />N - Signs and Markers <br />N - Support Facilities Not On-site <br />N - Special Categories Of Mining <br />N - Topsoil <br />COMMENTS <br />This was a partial and unannounced Office of Surface Mining (OSM) partial oversight inspection of the Colowyo <br />Mine conducted by Zach Trujillo of Colorado Division of Reclamation, Mining and Safety (DRMS) and Spencer <br />Shumate of the OSM on September 10, 2015. Tony Tennyson and Kurtis Blunt representing Colowyo Coal <br />Company (Colowyo) accompained the inspection. The weather was clear and ground conditions were mostly dry. <br />Temperatures for the day were around sixty five degrees fahrenheit. <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 grading was inspected along the West Taylor Fill. Rills have begun to form along the north facing <br />slope. Rills were approximately 6 inches in depth. Given the sites history, these rills tend fill in and blend back <br />into the surrounding area of the slope as vegetation matures and time allows. Continual monitoring is <br />recommended to ensure additional cutting doesn't occur. <br />Rill along West Taylor Fill. <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 />