Administrative Rules of Montana
Department 17 - ENVIRONMENTAL QUALITY
Chapter 17.50 - SOLID WASTE MANAGEMENT
Subchapter 17.50.18 - TENORM
Rule 17.50.1812 - CLOSURE AND POST-CLOSURE CARE REQUIREMENTS

Universal Citation: MT Admin Rules 17.50.1812

Current through Register Vol. 18, September 20, 2024

(1) An application for a TENORM waste management system license must contain closure and post-closure plans that comply with ARM Title 17, chapter 50, subchapter 14, except for ARM 17.50.1404(2)(a), and that include:

(a) an estimated timeline and methods for closure and post-closure;

(b) procedures for removal of any remaining TENORM wastes that have not been disposed of, and final disposal location;

(c) procedures for equipment removal, including any necessary equipment decontamination and remediation procedures, and final disposal that is protective of human health and the environment;

(d) closure of site buildings and appurtenances;

(e) a process for soil sampling and analysis to identify potential areas of soil contaminated by system operations;

(f) procedures for excavation and removal or remediation of stained or contaminated soil, with confirmation sampling procedures and analysis to demonstrate that human health and the environment is being protected; and

(g) a proposed final closure date.

(2) Prior to the commencement of closure activities, the owner or operator of a TENORM waste management system shall submit a Notice of Intent to Close to the department.

(3) The owner or operator of a TENORM waste management system shall complete closure activities as described in the closure plan within 180 days after submittal of the Notice of Intent to Close.

(4) The owner or operator of a TENORM waste management system shall comply with any other post-closure care requirements determined by the department to be necessary to protect human health or the environment.

(5) Design of the final cover for a TENORM waste management system must ensure that, immediately after closure, the TEDE from all TENORM radionuclides does not exceed 25 mrem/y, excluding background radiation, at the licensed boundary.

(6) The owner or operator of a TENORM waste management system shall ensure that the limit in (5) is met immediately after closure.

AUTH: 75-10-204, MCA; IMP: 75-10-204, MCA

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