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May 10,2022 C-1981-019/Colowyo Coal Mine ZTT <br /> - = _ - - -, <br /> g <br /> Spoil excavate and haul from above West Pit. West Pit highwall backfill and regrade. <br /> EXCESS SPOIL and DEVELOPMENT WASTE—Rule 4.09 <br /> Placement;Drainage Control; Surface Stabilization: <br /> The West Taylor Fill was inspected from below.The face of the slope is well vegetated with no erosion observed. <br /> The Collom Temporary Spoil Pile continues construction as progression of the western portion of the Collom Pit <br /> continues. Overburden was actively being loaded and hauled to the spoil pile during the inspection.The approved <br /> disturbance boundary for the spoil pile was inspected with no issues. The area is well bermed in to contain spoil <br /> and delineate the approved boundary. <br /> West Taylor Fill from West Taylor Pond. <br /> FISH and WILDLIFE—Rule 4.18: <br /> Elk were observed along the eastern portion of the mine site. Pronghorn were seen throughout the site. <br /> Number of Partial Inspection this Fiscal Year: 8 <br /> Number of Complete Inspections this Fiscal Year: 4 <br /> Page 3 of 11 <br />