52 Pa. Code § 57.1
The following words and terms, when used in this chapter, have the following meanings, unless the context clearly indicates otherwise:
Alternate route or alternative route-A reasonable right-of-way which includes not more than 25% of the right-of-way of the applicant's proposed route.
Commence construction-To begin clearing or disturbing the land or the first act in erecting thereon an artificial structure, but does not include action necessary for the purpose of gathering survey, geological, environmental or similar data.
Customer-A party supplied with electric service by a public utility.
Customer's installation-Wiring and equipment on the premises of a customer, and poles, wires or cables and other facilities necessary to bring the terminus of the wiring of a customer to a location where it may be connected to the service line.
Electric supply line-The wires or cables, with the necessary supporting or containing structures and appurtenances, used in connection with an overhead or underground system of a public utility, providing electric power, located on a public highway or utility right-of-way and used to transmit or distribute electric energy.
Electric utility-A public utility as defined in 66 Pa.C.S. § 102 (relating to definitions).
Eminent domain application-An application filed with the Commission by a public utility for a certificate of public convenience for approval of the exercise of the power of eminent domain to acquire rights-of-way for the construction, operation and maintenance of an aerial transmission line.
Existing transmission line right-of-way-A right-of-way of sufficient width to accommodate two or more transmission lines on May 20, 1978 and on which at least one transmission line was erected as of May 20, 1978, or a right-of-way of sufficient width to accommodate two or more lines for which siting approval was received and on which at least one line has been constructed.
HV transmission line or HV line-An overhead electric supply line with a design voltage greater than 100,000 volts.
Line extension-An addition to the public utility electric supply line necessary to serve the premises of a customer which addition is so located that it cannot be supplied by means of a service line from the existing electric supply line.
Proposed route-The right-of-way on which the applicant desires to construct an HV transmission line.
Public utility-Persons or corporations in this Commonwealth owning or operating equipment or facilities for generating, transmitting, distributing or furnishing electricity for the production of light, heat or power to or for the public for compensation. The term does not include either of the following:
Service line-The wires or cables and appurtenances which connect the electric supply line of the public utility with the customer's installation and which comply with either of the following:
Service point-The location of interconnection designated by the electric utility in its Commission-approved tariff where the utility's service supply lines terminate and the customer's facilities for receiving service begin.
Service terminal-The point at which the service lines of the public utility terminate and the customer's facilities for receiving the service begin.
Siting application-An application filed with the Commission by a public utility under § 57.71 (relating to application).
Transmission line-An overhead electric supply line with a design voltage greater than 35,000 volts.
Transmission line right-of-way-A right enjoyed over the property of another subject to certain conditions which arise by reason of one of the following:
52 Pa. Code § 57.1
The provisions of this § 57.1 issued under the Public Utility Code, 66 Pa.C.S. § § 331, 501, 504 and 1501.
This section cited in 52 Pa. Code § 57.144 (relating to transmission line projection).