The owner or operator of each new waste pile on which construction commences after June 1, 1995, each lateral expansion of a waste pile unit on which construction commences after June 1, 1995 and each replacement of an existing waste pile unit that is to commence reuse after June 1, 1995 shall install 2 or more liners and a leachate collection and removal system above and between the liners, and operate the leachate collection and removal systems in accordance with s. NR 664.0251(3), unless exempted under s. NR 664.0251(4), (5) or (6), and shall comply with the procedures of s. NR 665.0221(2). "Construction commences" is as defined in s. NR 660.10 under "existing facility".
Wis. Admin. Code Department of Natural Resources NR 665.0254