LINER SYSTEM
(a) A person or municipality shall design, construct, operate and maintain a liner system for disposal areas of a municipal waste landfill or components of it under this section and § § 273.252—273.260 if one of the following applies:
- (1) The person or municipality receives a permit to operate a municipal waste landfill after April 9, 1988 including a permit that results in an expansion of a facility permitted prior to April 9, 1988.
- (2) The person or municipality disposes of waste on a permitted or unpermitted component thereof where waste was not disposed prior to April 9, 1988.
(b) A liner system shall consist of the following elements:
- (1) Subbase, which is the prepared layer of soil or earthen materials upon which the remainder of the liner system is constructed.
- (2) Secondary liner, which is a continuous layer of synthetic materials or remolded clay placed on the subbase.
- (3) Leachate detection zone, which is the prepared layer placed on top of the secondary liner and upon which the primary liner is placed, and in which a leachate detection system is located.
- (4) Primary liner, which is a continuous layer of synthetic materials placed on the leachate detection zone.
- (5) Protective cover and leachate collection zone, which is a prepared layer placed over the primary liner in which a leachate collection system is located.
- (c) Either the primary or the secondary liner shall be constructed as a composite liner. For a permit issued under this article prior to December 23, 2000, this requirement does not apply until December 24, 2001.
Source
The provisions of this § 273.251 amended December 22, 2000, effective December 23, 2000, 30 Pa.B. 6685. Immediately preceding text appears at serial page (243504).
Cross References
This section cited in 25 Pa. Code § 273.161 (relating to liner system and leachate control plan); 25 Pa. Code § 273.271 (relating to scope); and 25 Pa. Code § 273.282 (relating to number, location and depth of monitoring points).