329 IAC 10-20-13 Cover; general provisions

Sec. 13. (a) Except as provided in subsection (c), daily cover for MSWLFs must be earthen material or an alternative daily cover as allowed under section 14.1 of this rule. Intermediate cover for MSWLFs must be earthen material or other suitable material approved by the commissioner to provide an adequate level of environmental protection. Final cover must be as specified in 329 IAC 10-22-6 or 329 IAC 10-22-7, whichever is applicable. (b) Cover must be applied and maintained at MSWLFs in accordance with the applicable requirements of this rule and 329 IAC 10-22. Other provisions for cover may be approved by the commissioner if it can be demonstrated that an alternate cover or site design will provide an adequate level of environmental protection. (c) Daily and intermediate cover for MSWLFs without a: (1) leachate collection system; and (2) composite liner; must be soil of Unified Soil Classification ML, CL, MH, CH, or OH, or other suitable material approved by the commissioner to provide an adequate level of environmental protection. Final cover must be as specified in 329 IAC 10-22-6 or 329 IAC 10-22-7, whichever is applicable.