2016-09-13_INSPECTION - C1982056

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September 8, 2016 C-1982-056/Foidel Creek Mine JLE Number of Partial Inspection this Fiscal Year: 2 Number of Complete Inspections this Fiscal Year: 1 Page 9 of 11 o This culvert will need to repaired or replaced. PROCESSING WASTE/COAL MINE WASTE PILES – Rule 4.10 and 4.11 Drainage Control; Surf ace Stabilization; Placement: The refuse disposal area was observed. The original refuse pile was observed. This area was stable and large rills and gullies were not observed. TC was hauling waste material to the refuse pile expansion area at the time of the inspection. Waste is being placed on the second bench and the face of the second bench appears to be nearing the final height. The face of the first bench was vegetated and appeared stable. Noxious weeds such as white -top, Canada thistle and either scotch or bull thistle was observed on the reclaimed face of the first bench. Many of these weeds have already bolted and went to seed. However, thistle rosettes were observed over a large portion of the first bench of the refuse pile. The Division recommends treating the thistle rosettes this fall with an appropriate herbicide. The east and west drainages appear stable and functional. Overall, the pile appears stable. The pile was discharging at the toe of the underdrain and from the adjacent seep. TC is actively stripping topsoil from within the Phase 1 and Phase 2 area of the CRDA expansion area north of the original topsoil stockpile. The material appears to have been taken to the new topsoil stockpile approved with MR290. SLIDES and DAMAGE - Rule 4.12: The slump area east of the train loadout was observed. Some sluffing of material was observe d into the ditch adjacent to the rail line. Otherwise no large movement or failures were observed that were not noted during previous Division inspections . Mr. Watterson indicated the engineering firm that TC contracted to evaluate the slump is preparing a report and will make recommendation for the repairs to this area. SUPPORT FACILITIES - Rule 4.04: The 5 Main North Borehole pad area was observed. The drainages and erosion control features at the site appear to be stable and functional. The 9 East Utility Borehole was observed. TC has installed the cement pads at the site. The sediment control features appears to be stable and functional. The topsoil stockpiles are marked and stable. The powerline has been installed to the site. TOPSOIL – Rule 4.06 Removal 4.06.2; Substitute Materials 4.06.4(4); Storage and Protection 4.06.3; Redistribution 4.06.4: TC has increased the size of the berm that separates the activities on the BOB pile from the adjacent Topsoil Stockpile. TC has placed topsoil signs on the coal stockpile side of the berm to warn dozer operators to stay off the pile.