DEFINITIONS

COMMERCIAL TRAILER: A transportable structure, similar to a Mobile Home, for commercial use for construction, display, office, school room, bank, store, etc.

COMPANY: Refers to the Duquesne Light Company.

CUSTOMER: The party using the Company's service, or in applicable cases, the property owner, developer or the responsible electrical contractor acting for the Customer.

CUSTOMER'S SERVICE EQUIPMENT: The necessary equipment, usually consisting of circuit breakers or switches with fuses, and their accessories, located near the point of entrance of the service-entrance conductors to a building area and intended to be the main control and means of cutoff for the electric supply to the premise.

DIVISION OFFICE: The Company Division Office assigned to the community where the service installation is requested or in progress. The Division Office Community Assignments are given on Pages 3 through 5.

FLOATING BUILDING: A building unit which floats on water, is moored in a permanent location, and is used as a premises. The wiring system is served through connection by permanent wiring to an electric service not located on the premises.

MOBILE HOME: A factory-assembled structure or structures which is transportable in one or more sections, that is built on a permanent chassis and designed to be used as a dwelling without a permanent foundation where connected to the required utilities, and includes the plumbing, heating, air conditioning, and electric systems contained therein.

PRIMARY SERVICE LINE: The Company's conductors which connect the supply line with a transformer located on private property.

READILY ACCESSIBLE: Capable of being reached quickly, for operation, inspection or replacement, without the necessity of climbing over or removing obstacles or resorting to ladders, chairs, etc.

RECREATIONAL VEHICLE: A vehicular type unit primarily designed as temporary living quarters for recreational, camping, or travel use, which has its own motive power or is mounted on or drawn by another vehicle. The basic types are: travel trailer, camping trailer, truck camper, and motor home.

RESIDENTIAL DEVELOPMENT: A planned project by a developer/applicant for electric service and set out in a recorded plot plan of five or more adjoining unoccupied lots for the construction of single family residences, detached or otherwise, or mobile homes, and one or more five unit apartment houses, all of which are intended for year-round occupancy, if providing electric service to such project necessitates extending the Company's existing supply lines.

TOWNHOUSE: One of a continuous row of two or more single family residences, in which the house at each end of the row has one party wall, and each of the intervening houses has two party walls, and where each dwelling unit can be supplied with an individual service line from the Company's supply line in accordance with the Company's construction practices for single family residences.

SERVICE DROP: The portion of an overhead service line from the last Company pole to the service point.

SERVICE-ENTRANCE CONDUCTORS: That portion of a Customer's service facilities supplied by the Customer between the Customer's service equipment and the service point for overhead services or the service lateral for underground services.

SERVICE LATERAL: The underground service conductors including risers, from the last Company pole, pull box, splicing chamber, transformer terminals or vault to the service-entrance conductors. When the service point is at the last Company pole, pull box, splicing chamber, transformer terminals or vault, the service lateral is owned by the customer. When the service point is at the meter in underground residential developments, the service lateral is owned by the Company.

SERVICE LINE: The Company's necessary poles, conductors, transformers, and equipment between the connection to the Company's supply lines and the service point.

SERVICE POINT: The point of connection between Company equipment and Customer equipment. The service point usually determines the division of ownership between Company equipment and Customer equipment. The service point depends on the type of service and is described in applicable sections.

SUPPLY LINE: The Company's overhead or underground wires or cables with the necessary poles or containing structures (ducts or conduits) and other hardware located within the public roadway or located within a utility right-of-way used for the Company's General Supply System.