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27 April 2018 C-1994082 Yoast Mine RAR <br />Inspection Topic Summary <br />NOTE:Y=Inspected <br />V=Violation Issued <br />N=Not Inspected <br />NA=Not Applicable <br />R - Air Resource Protection <br />N - Availability of Records <br />N - Backfill & Grading <br />NA - Excess Spoil and Dev. Waste <br />NA - Explosives <br />N - Fish & Wildlife <br />R - Hydrologic Balance <br />N - Gen. Compliance With Mine Plan <br />N - Other <br />NA - Processing Waste <br />R=Comments Noted <br />R - Roads <br />N - Reclamation Success <br />N - Revegetation <br />NA - Subsidence <br />Y - Slides and Other Damage <br />N - Support Facilities On-site <br />N -Signs and Markers <br />N - Support Facilities Not On-site <br />NA - Special Categories Of Mining <br />N -Topsoil <br />COMMENTS <br />This was an aerial inspection of the Yoast Mine, C 1982057, operated by Seneca Property LLC. Most of the snow <br />was off the site. The inspection was conducted aerially by Harry Raney and the images analyzed and the report <br />prepared by me, Robin Reilley of the DRMS. No mine representative was. Main haul roads appeared in good <br />repair, no hydrologic or air quality issues were detected. The weather was clear. <br />INSPECTION: <br />GENERAL MINE PLAN COMPLIANCE: <br />ROADS Rule 4.03 <br />Construction 4.03.1(3), 4.03.2(3); Drainage 4.03.1(4), 4.03.2(4); Surfacing and Maintenance 4.03.1(5) <br />and (6) 4.03.2(5) and (6). <br />o Roads in and around the facilities appeared in good condition and functioning adequately. <br />o No fugitive dust was noted. <br />o No rutted areas or standing water were noted. <br />HYDROLOGIC BALANCE- Rule 4.05 <br />General Requirements 4.05.1; Effluent Standards 4.05.2; Divergence and Conveyance of Overland Flow <br />4.05.3; Diversions 4.05.4; Sediment Control Measures 4.05.5, 4.05.6; Discharge Structures 4.05.7; <br />Impoundments 4.05.9; Ground Water Monitoring 4.05.13; Underground Mine Entry 4.05.10; Surface <br />and Ground Water Monitoring 4.05.13; Stream Buffer Zones 4.05.18: <br />o Reconstructed drainages were visible and appeared armored and stable. <br />o No pond discharge was noted at time of inspection. <br />o Ponds appeared to have adequate water quality from above. <br />SLIDES and OTHER DAMAGE- Rule 4.12 <br />2 <br />Number of Partial Inspections this Fiscal Year: 7 <br />Number of Complete Inspections this Fiscal Year: 3 <br />