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October 18, 2023 C-1981-035/King Coal Mine LJW <br /> <br /> <br />Number of Partial Inspection this Fiscal Year: 3 <br />Number of Complete Inspections this Fiscal Year: 1 <br /> <br /> Page 2 of 8 <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 />N - Availability of Records <br />N - Backfill & Grading <br />N - Excess Spoil and Dev. Waste <br />N - Explosives <br />N - Fish & Wildlife <br />N - Hydrologic Balance <br />N - Gen. Compliance With Mine Plan <br />N - Other <br />Y - Processing Waste <br /> <br />N - Roads <br />N - Reclamation Success <br />N - Revegetation <br />N - Subsidence <br />N - Slides and Other Damage <br />Y - 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 /> <br /> <br />COMMENTS <br /> <br />This was a partial inspection conducted by Lucas West of the Colorado Division of Reclamation, Mining and <br />Safety as part of the normal monitoring program for permitted sites. Wade Wymore and Michael Dickson <br />accompanied the inspection and represented the Operator. Normal activies were takaing place at the mine during <br />the inspection. At the King II area, the stackers were active and trucks were bineg loaded at the time of the <br />inspection. At the King I facility, shaping and grading activities were taking place at the Upper Refuse Disposal <br />Area. The weather was clear and dry at the time of the inspection. Ten Photos accompany this report to illustrate <br />the current site conditions. <br /> <br />The main focus of this inspection was to observe the status of maintenance items outlined in the Division’s letter <br />dated September 14, 2023. In the letter, the following maintenance items were required to be completed by <br />November 1, 2023; <br />7. All material removed from the northeast corner of the LRDA should not be stockpiled on top of the pile during <br />the work being conducted to re-establish the TR-27 approved design. Please place the ecavated material on top of <br />the upper refuse disposal area. This will help maintain the pile’s stability while the northeast corner is disturbed <br />by activity. <br />8. During the reconstruction of the northeast corner of the LRDA, compaction testing must be performed while <br />the lifts are created. The compaction tests are vital to ensuring the stability of the LRDA is monitored. Please <br />provide the Division with these compaction tests as the northeast section of the LRDA is reconstructed. <br />9. Reach 13 must be re-established to the approved location on Map KI007 and to the approved designs from Map <br />KI 007A. Please submit photos of the completed ditch to the Division no later than November 1, 2023. <br /> <br />Documentation of the completed maintenance items was provided to the Division via email on October 18, 2023, <br />the day of the inspection. With the documentation and conditions observed during this inspection the Division <br />considers the maintenance items to be complete. Please see the attached August 2023 Completion of Post <br />Inspection Outstanding Maintenance Items Concurrence Letter <br /> <br />PROCESSING WASTE/COAL MINE WASTE PILES – Rule 4.10 and 4.11 <br />Drainage Control; Surface Stabilization; Placement: <br /> The primary focus of this inspection was the Lower Refuse Disposal Area (LRDA), specifically the <br />Northeast section. In this area, material has been excavated to re-establish the drainage of Reach 13 as well as the