52 Pa. Code § 69.1502
The following words and terms, when used in §§ 69.1501-69.1504 (relating to public fire protection service and system hydraulic monitoring-statement of policy), have the following meanings, unless the context clearly indicates otherwise:
Class A water public utility-A water public utility that is a "Class A water utility" as defined in § 56.2 (relating to definitions).
Computerized hydraulic model-A computer-based mathematical simulation used to predict the performance of a water system.
Discrete system-A stand-alone pipe network with boundaries that encompass all sources of water and endpoints.
Fire hydrant-An above-ground, valved connection to a water distribution system having one or more outlets that is used to supply water for fire suppression.
Flushing hydrant-An above-ground, valved connection to a water distribution system having one or more outlets that is used for flushing a water line of detritus material or stagnant water.
Fire protection connection-The pipes and appurtenances owned or operated by a water public utility extending from a water supply main to a designated location, either adjacent to or within a structure or structures equipped with automatic fire sprinklers or other fire suppression devices or systems or to a fire hydrant, through which supplemental water is used to supply water for fire suppression or extinguishment.
Fire protection service-The provision of the necessary facilities and the completion of certain activities to include the required maintenance by a water public utility related to the supply of water to a customer or the public for the purpose of fire suppression or extinguishment.
Water public utility-The term includes any of the following definitions:
52 Pa. Code § 69.1502