25 Pa. Code § 89.69
Railroad loops, spurs, sidings, surface conveyor systems, chutes, aerial tramways or other transportation facilities within the permit area shall be designed, constructed or reconstructed and maintained to:
(1) Prevent, using the best technology currently available:
The provisions of this § 89.69 adopted July 30, 1982, 12 Pa.B. 2473, effective July 31, 1982, 12 Pa.B. 2382.
This section cited in 25 Pa. Code § 88.493 (relating to minimum environmental protection performance standards).