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February 19,2020 C-1982-056/Foidel Creek Mine TNL <br /> Inspection Topic Summary <br /> NOTE: Y=Inspected N=Not Inspected R=Comments Noted V=Violation Issued NA=Not Applicable <br /> Y -Air Resource Protection R -Roads <br /> R -Availability of Records N -Reclamation Success <br /> N -Backfill& Grading N -Revegetation <br /> Y -Excess Spoil and Dev. Waste N - Subsidence <br /> N -Explosives N - Slides and Other Damage <br /> Y -Fish&Wildlife Y - Support Facilities On-site <br /> R -Hydrologic Balance Y - Signs and Markers <br /> R - Gen. Compliance With Mine Plan N - Support Facilities Not On-site <br /> N - Other N - Special Categories Of Mining <br /> Y -Processing Waste R -Topsoil <br /> COMMENTS <br /> This was a complete inspection of the Foidel Creek Mine; DRMS Permit No. C-1982-056,operated by <br /> Twentymile Coal,LLC. (TC). This inspection was conducted by Tabetha Lynch with the Colorado Division of <br /> Reclamation,Mining, and Safety(Division). Miranda Kawcak of TC accompanied the inspection. The weather <br /> was clear and cold during the inspection. The mine was snow covered and not all areas were accessible at the time <br /> of inspection. <br /> AVAILABILITY OF RECORDS—Rule 5.02.4(1): <br /> Records were checked at the mine office. Details are provided at the end of this report. <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 /> Ponds were snow covered. Ponds B,D, and the Fish Creek Tipple were flowing. It appears some culverts <br /> may be in need of repair due to snow wind rowing (photo below in general area of Culvert F4(A)). This will be <br /> reassessed once the area is more visible. <br /> Pond B <br /> Number of Partial Inspection this Fiscal Year: 8 <br /> Number of Complete Inspections this Fiscal Year: 3 <br /> Page 2 of 6 <br />