34 Pa. Code § 7.441
(a) The following words and terms, when used in this section and § § 7.442—7.453, have the following meanings, unless the context clearly indicates otherwise:
Carriers—Open chairs, cars, or gondolas, which may be permanently attached to the hauling rope, or detached at the terminals.
Monorail life—A tramway in which the carriers are supported on a rigid overhead rail of I-beam or similar construction.
Tramways—Those of the bicable, monocable, or monorail type.
This section cited in 34 Pa. Code § 7.442 (relating to applicability); and 34 Pa. Code § 7.462 (relating to applicability).