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October 30,2012 C-I 994-082/Yoast Mine JLE <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 N -Roads <br /> N -Availability of Records N -Reclamation Success <br /> N -Backfill& Grading R -Revegetation <br /> N -Excess Spoil and Dev.Waste N - Subsidence <br /> N -Explosives R - Slides and Other Damage <br /> N -Fish&Wildlife N - Support Facilities On-site <br /> R -Hydrologic Balance N - Signs and Markers <br /> N -Gen. Compliance With Mine Plan N - Support Facilities Not On-site <br /> N -Other N - Special Categories Of Mining <br /> N -Processing Waste N -Topsoil <br /> COMMENTS <br /> This was a aerial inspection of the Yoast Mine; DRMS File No. C-1994-082 Operated by Seneca Coal Company, <br /> LLC. Harry Ranney with the Colorado Division of Reclamation,Mining and Safety(Division)took the aerial <br /> photographs, and they were reviewed by Jared Ebert with the Division. The weather appeared clear and snow was <br /> observed throughout the site. <br /> HYDROLOGIC BALANCE -Rule 4.05;Drainage Control 4.05.1,4.05.2,4.05.3; Siltation Structures 4.05.5, <br /> 4.05.6; Discharge Structures 4.05.7,4.05.10;Diversions 4.05.4; Effluent Limits 4.05.2; Ground Water <br /> Monitoring 4.05.13; Surface Water Monitoring 4.05.13; Drainage—Acid and Toxic Materials 4.05.8; <br /> Impoundments 4.05.6,4.05.9; Stream Buffer Zones 4.05.18: <br /> Pond 12 was holding water but did not appear to be discharging. The embankment appeared stable. <br /> REVEGETATION—Rule 4.15, Vegetative Cover;Timing: <br /> A shrub enclosure was observed in the north pit area. Overall the vegetation appears stable within this area. <br /> SLIDES and DAMAGE -Rule 4.12: <br /> The slides above Ponds 012 and 013 do not appear to have moved since the last inspection. A shovel and a dozer <br /> were working on the toe end of the slide above pond 12. No problems were observed at the neck pit slide area. <br /> Figure I below depicts the back side of the hill east of northeast of the Pond 13 slide. The slope above drainage <br /> YPM-5-IA is visible in this photo, and there appears to be a slump in the hillside. <br /> PHOTOGRAPHS <br /> Number of Partial Inspection this Fiscal Year: 6 <br /> Number of Complete Inspections this Fiscal Year: 2 <br /> Page 2 of 5 <br />