Except as otherwise specified in 220 CMR 101.00, all words are as defined in 49 CFR Part 192, MFS Standards, § 192.3.
Department. Department of Public Utilities, Commonwealth of Massachusetts.
Distribution Line. A pipeline other than a gathering or transmission line.
Gas. Natural gas, flammable gas, or gas that is toxic or corrosive.
Gathering Line. A pipeline that transports gas from a current production facility to a transmission line or main.
Listed Specification. A specification listed in 49 CFR Part 192, Appendix B, § I.
Main. A distribution line that serves as a common source of supply for more than one service line.
Maximum Allowable Operating Pressure (MAOP). The maximum pressure at which a pipeline or segment of a pipeline may be operated under 220 CMR 101.00.
Municipality. A city, county, or any other political subdivision of a State.
Operator. A person who engages in the transportation of gas.
Person. Any individual, firm, joint venture, partnership, corporation, association, state agency, municipality, cooperative association, or joint stock association, and including any trustee, receiver, assignee, or personal representative thereof.
Pipe. Any pipe or tubing used in the transportation of gas, including pipe-type holders.
Pipeline. All parts of those physical facilities through which gas moves in transportation, including pipe, valves, and other appurtenance attached to pipe, compressor units, metering stations, regulator stations, delivery stations, holders and fabricated assemblies.
Secretary. The U.S. Secretary of Transportation or any person to whom he or she has delegated authority in the matter concerned.
Service Line. A distribution line that transports gas from a common source of supply to an individual customer, to two adjacent or adjoining residential or small commercial customers, or to multiple residential or small commercial customers served through a meter header or manifold. A service line ends:
(a) at the outlet of the customer meter or at the connection to a customer's piping, whichever is further downstream; or
(b) at the connection to customer piping if there is no meter.
SMYS (Specified Minimum Yield Strength).
(a) For steel pipe manufactured in accordance with a listed specification, the yield strength specified as a minimum in that specification; or
(b) For steel pipe manufactured in accordance with an unknown or unlisted specification, the yield strength determined in accordance with 49 CFR 192.107(b).
State. Each of the several states, the District of Columbia, and the Commonwealth of Puerto Rico.
Transmission Line. A pipeline, other than a gathering line, that:
(a) Transports gas from a gathering line or storage facility to a distribution center or storage facility;
(b) Operates at a hoop stress of 20% or more of SMYS; or
(c) Transports gas within a storage field.
Transportation of Gas. The gathering, transmission, or distribution of gas by pipeline or the storage of gas in or affecting interstate or foreign commerce.
Amended by Mass Register Issue 1334, eff. 3/10/2017.
Amended by Mass Register Issue 1432, eff. 12/11/2020.