15A NCAC 13B .1629      CLOSURE AND POST-CLOSURE PLAN

(a)  Purpose. As required under Rule .1617 of this Section, the owner or operator shall submit to the Division closure and post-closure plans that meet the requirements of this Rule.

(b)  Closure plan contents. The owner or operator shall prepare a written closure plan that describes the steps necessary to close all MSWLF units at any point during their active life in accordance with the cap system requirements in Rule .1627(c) of this Section. The closure plan shall include the following information:

(1)           a description of the cap system and the methods and procedures to be used to install the cap that conforms to the requirements set forth in Rule .1627(c) of this Section;

(2)           an estimate of the largest area of the MSWLF unit requiring the specified cap system at any time during the active life that is consistent with the drawings prepared for the operation plan, for an existing MSWLF unit; or the engineering plan or facility plan, for a MSWLF unit;

(3)           an estimate of the maximum inventory of wastes ever on‑site over the active life of the landfill facility;

(4)           a schedule for completing all activities necessary to satisfy the closure criteria set forth in Rule .1627(c) of this Section; and

(5)           the cost estimate for closure activities as required under Section .1800 of this Subchapter.

(c)  Post-closure plan contents. The owner or operator of all MSWLF units shall submit a written post‑closure plan to the Division that includes the following information:

(1)           a description of the monitoring and maintenance activities required in Rule .1627(d) of this Section for each MSWLF unit, and the frequency at which these activities shall be performed;

(2)           name, address, and telephone number of the person or office responsible for the facility during the post‑closure period;

(3)           a description of the planned uses of the property during the post-closure period. Post-closure use of the property shall not disturb the integrity of the cap system, base liner system, or any other components of the containment system, or the function of the monitoring systems unless necessary to comply with the requirements in this Section. The owner or operator may submit a request in writing to the Division for a disturbance. The request shall include a demonstration that disturbance of the cap system, base liner system, or other component of the containment system, including any removal of waste, will not increase the potential for fires, vector attraction, damage to these systems, or the release of dust, odors, waste, or leachate to the environment; and

(4)           the cost estimate for post-closure activities required under Section .1800 of this Subchapter.

History Note:        Authority G.S. 130A‑294;

Eff. October 9, 1993;

Readopted Eff. September 16, 2021.