2399.1 The terms used in this chapter shall have the meaning ascribed to the definitions appearing in 49 CFR §§190.3, 191.3, 192.3, and 199.3 except as otherwise defined in this chapter.

2399.2 When used in this chapter, the following terms and phrases shall have the meaning ascribed:

ASTM - the American Society for Testing Materials.

British thermal unit (B.t.u.) - the British Thermal Unit represents the quantity of heat necessary to raise one (1) pound of water one degree Fahrenheit (1° F.).

Cfh - cubic feet per hour.

Conversion Factor - the conversion factor is the factor which converts the British Thermal Units in one hundred cubic feet (100 ft.³) of gas into therms.

Gas Corporation - every corporation, association, joint-stock corporation or association, partnership, or person manufacturing, making, distributing, or selling gas for light, heat or power, or for any public use in the District of Columbia, their lessees, trustees, or receivers, appointed by any court, who own, operate, control, or manage any gas plant except where the gas is made or produced and distributed by the maker on or through private property solely for its own use or the use of its tenants and not for sale to or for the use of others.

Gas Plant - buildings, easements, real estate, mains, pipes, conduits, service pipes, services, pipe galleries, meters, boilers, water-gas sets, retorts, fixtures, condensers, scrubbers, purifiers, holders, materials, apparatus, personal property, and franchises, and property of every kind used in the conduct of the business operated, owned, controlled, used or to be used for or in connection with or to facilitate the manufacture, distribution, sale, or furnishing of gas (natural or manufactured) for light, heat, or power.

Heating Value - the 'total heating value,' as this term is used in the gas industry and as it is defined in the Bureau of Standards Circular No. 405 - STANDARDS FOR GAS SERVICE.

Intrastate - within the District of Columbia.

Master Meter System - a pipeline system for distributing gas within, but not limited to, a definable area, such as a housing project, apartment complex, or mobile home park, where the operator purchases metered gas from an outside source for resale through a gas pipeline distribution system. The gas distribution pipeline system supplies the ultimate consumer who either purchases the gas directly through a meter or by other means, such as by rents.

PSIG - pounds per square inch gauge.

Proof of Meter - the ratio expressed in percent of the volume of gas passed through the meter to the volume registered by the meter under standard testing conditions.

Referee Test - a test conducted by a utility and witnessed by a representative of the Commission upon written application by a customer and for a fee.

Request Test - a test conducted by a utility upon request by a customer and at no charge, provided the meter has not been tested within twelve (12) months prior to such a request.

Small Gas Operator - one who operates a master meter system with fewer than one thousand five-hundred (1,500) services and who has two (2) additional characteristics: (1) distributes gas

by using underground or exterior piping serving multiple buildings in the District of Columbia; and (2) resells gas (metered or unmetered) to ultimate gas consumers for use in consumers' appliances.

Volume of Gas - the volumes of gas specified in this chapter for testing purposes shall be understood to be at a temperature of sixty degrees Fahrenheit (60° F.) and under a pressure of 14.74 PSIA.

SOURCE: Final Rulemaking published at 33 DCR 6625, 6631 (October 24, 1986); as amended by Final Rulemaking published at 35 DCR 7938, 7953 (November 4, 1988); and by Final Rulemaking published at 38 DCR 2381, 2382 (April 26, 1991).