34 Pa. Code § 7.451
(a) The following signs, if relevant to the type of lift, shall be posted where they may be read by all persons using the tramway:
This section cited in 34 Pa. Code § 7.441 (relating to definitions); 34 Pa. Code § 7.442 (relating to applicability); and 34 Pa. Code § 7.462 (relating to applicability).