Utah Admin. Code 315-265-254
The owner or operator of each new waste pile on which construction commences after January 29, 1992, each lateral expansion of a waste pile unit on which construction commences after July 29, 1992, and each such replacement of an existing waste pile unit that is to commence reuse after July 29, 1992 shall install two or more liners and a leachate collection and removal system above and between such liners, and operate the leachate collection and removal systems, in accordance with Subsection R315-264-251(c), unless exempted under Subsections R315-264-251(d), (e), or (f); and shall comply with the procedures of Subsection R315-265-221(b). "Construction commences" is as defined in Section R315-260-10 under "existing facility".
Utah Admin. Code R315-265-254