RECLAMATION

17.24.831 AUGER MINING: GENERAL REQUIREMENTS Auger mining operations must comply with applicable strip mining performance standards. Authorizing statute(s): 82-4-205, MCA Implementing statute(s): 82-4-231, 82-4-232, 82-4-233, MCA History: NEW, 1980 MAR p. 725, Eff. 4/1/80; AMD, 1…

17.24.832 AUGER MINING: SPECIFIC PERFORMANCE STANDARDS Any auger mining associated with strip mining operations must be conducted to maximize recoverability of mineral reserves remaining after the mining operations are completed. Each operator conducting auger mining operations s…

17.24.833 AUGER MINING: REQUIREMENTS FOR PERMIT No permit may be issued for any operation that includes auger mining, unless the department finds, in writing, that, in addition to meeting all other applicable requirements of rules adopted pursuant to the Act, the operations will …

17.24.834 REMINING: APPLICABILITY This rule and ARM 17.24.835, 17.24.836, and 17.24.837, apply only to operations which process coal mine waste materials resulting from "previously mined areas" as that term is defined in ARM 17.24.301. Authorizing statute(s): 82-4-205, MCA Implem…

17.24.835 REMINING: APPLICATION AND OPERATING REQUIREMENTS Remining must be conducted to maximize the recoverability of the mineral resource, while using the best control technology available to maintain or whenever possible, to improve environmental quality, and to maximize the …

17.24.836 REMINING: ELIGIBILITY FOR ABANDONED MINE LAND STATUS Areas within a remining permit area that will not be directly disturbed by remining activities remain eligible for abandoned mine land reclamation funding if the proposed remining operation does not adversely affect e…

17.24.837 REMINING: BONDING Bond must be submitted consistent with 82-4-223, MCA, and subchapter 11, except as noted below. The performance bond for the area must be the estimated total cost to the department for reclamation of the site in accordance with the approved reclamation…

17.24.901 GENERAL APPLICATION AND REVIEW REQUIREMENTS In addition to appropriate material required under subchapter 3, any plan for underground mining must include the following: a detailed description, with appropriate drawings, of permanent entry seals and down-slope barriers d…

17.24.902 APPLICATION REQUIREMENTS FOR IN SITU COAL PROCESSING OPERATIONS Except as provided in ARM 17.24.905, an application for a permit for in situ coal processing operations must be made according to all requirements of ARM 17.24.901. In addition, the mining and reclamation o…

17.24.903 GENERAL PERFORMANCE STANDARDS In addition to all appropriate requirements of subchapters 4 through 8, and 10 through 13, except ARM 17.24.519 and as provided in ARM 17.24.905, the following requirements apply to underground mining operations: Each prospecting hole, othe…

17.24.904 IN SITU COAL PROCESSING OPERATION PERFORMANCE STANDARDS An operator who conducts in situ coal processing operations shall comply with ARM 17.24.903. In situ coal processing operations must also be planned and conducted to minimize disturbance to the prevailing hydrologi…

17.24.905 RULES NOT APPLICABLE TO IN SITU COAL OPERATIONS The following rules are not applicable to in situ coal gasification: ARM 17.24.311 (Air Pollution Control Plan); ARM 17.24.519 (Monitoring for Settlement); and ARM 17.24.831 through 17.24.837 (auger mining and remining rul…

17.24.907 IN SITU URANIUM PROCESSING OPERATION PERFORMANCE STANDARDS With regard to the subsurface hydrologic effects of in situ uranium mining, the operator shall comply with all rules of the department, and the operator's bond shall ensure compliance with those rules. With rega…

17.24.911 SUBSIDENCE CONTROL Underground mining operations must be planned and conducted to prevent or minimize subsidence and subsidence-related material damage to the surface to the extent technologically and economically feasible, to maintain the value and reasonably foreseeab…

17.24.912 BUFFER ZONES Underground mining operations must not be conducted beneath or adjacent to any perennial stream or impoundment having a storage volume of 20 acre-feet or more, unless the department, on the basis of detailed subsurface information, determines that subsidenc…

17.24.920 PLACEMENT AND DISPOSAL OF UNDERGROUND DEVELOPMENT WASTE: SPECIAL APPLICATION REQUIREMENTS Each application must contain, where applicable, a narrative and appropriate maps and cross-sections prepared to meet the standards of ARM 17.24.305, describing the proposed dispos…

17.24.924 DISPOSAL OF UNDERGROUND DEVELOPMENT WASTE: GENERAL REQUIREMENTS To the extent that underground development waste is not proposed for backstowing, it must be demonstrated, to the satisfaction of the department, that valid physical, economic, safety, environmental or othe…

17.24.925 DISPOSAL OF UNDERGROUND DEVELOPMENT WASTE: VALLEY FILL Disposal of underground development waste in valley fills must meet all the requirements of ARM 17.24.924, and the following additional requirements of this rule. The fill must be designed to attain a long-term stat…

17.24.926 DISPOSAL OF UNDERGROUND DEVELOPMENT WASTE: HEAD-OF-HOLLOW FILL Disposal of underground development waste in a head-of-hollow fill must meet all the requirements of ARM 17.24.924 and 17.24.925. The drainage control system for the head-of-hollow fill must be capable of pa…

17.24.927 DISPOSAL OF UNDERGROUND DEVELOPMENT WASTE: DURABLE ROCK FILLS The department may approve disposal of underground development waste in a durable rock fill on a site-specific basis, provided the method of construction is certified by a licensed professional engineer exper…

17.24.930 PLACEMENT AND DISPOSAL OF COAL PROCESSING WASTE: SPECIAL APPLICATION REQUIREMENTS Each application must contain, where applicable, a narrative explaining the construction, modification, use, maintenance, removal, and reclamation of coal processing waste removal, handlin…

17.24.932 DISPOSAL OF COAL PROCESSING WASTE To the extent that coal processing waste is not proposed for backstowing, it must be demonstrated to the satisfaction of the department that valid physical, economic, safety, environmental or other reasons exist for not doing so. Coal p…