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June 13, 2018 C-1981-008/New Horizon Mine BFB <br /> <br /> <br />Number of Partial Inspection this Fiscal Year: 8 <br />Number of Complete Inspections this Fiscal Year: 4 <br /> <br /> Page 2 of 6 <br /> <br /> <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 />R - Availability of Records <br />N - 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 /> <br />R - Roads <br />R - Reclamation Success <br />N - 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 /> <br />COMMENTS <br /> <br />This was a complete inspection of the New Horizon Mine conducted by Brock Bowles of the Colorado Division of <br />Reclamation Mining and Safety. Frank Ferris of ERMR was present for the entire inspection. The weather <br />conditions were mostly clear and the temperature was approximately 85F. The ground was dry. <br />AVAILABILITY OF RECORDS – Rule 5.02.4(1): <br /> All required records were on file and available for review at the mine office. No problems were noted <br />with the records review. Please see the availability of records checklist at the end of this report. <br /> <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 /> Pond 7 contained water and was discharging. The CO2 tanks and aerator were in operation. <br /> <br />Pond 8 contained water. <br /> <br />Pond 9 did not contain water. The primary discharge structure was free of obstructions. The inlet structures were <br />in good condition. Ditch C15 was free of obstructions. <br /> <br />Pond 12 did not contain water. The discharge structure was free of obstructions. The inlet structures were in good <br />condition (photo 1). A couple of tamarisk plants were noted and need to be treated. A few knapweed plants were <br />noted on the east end and need to be treated. <br /> <br />Pond 13 contained water and was discharging. The trench drain was also discharging. The three emergency <br />spillway culverts were free of obstructions. Some Canada thistle plants were noted by the southeast inlet (photo 2) <br />and along the southern bank. A couple of tamarisk shoots were seen growing in the cattails on the southern bank. <br />Both of these species need to be treated. The Canada thistle plants by the discharge structure have been treated. <br />