2. In this Part—
“alternative apparatus” means appropriate alternative apparatus to the satisfaction of the statutory undertaker to enable the statutory undertaker to fulfil its statutory functions in a manner no less efficient than previously;
“apparatus” means—
electric lines or electrical plant as defined in the 1989 Act, belonging to or maintained by National Grid Electricity as a licence holder within the meaning of Part 1 of the 1989 Act;
any mains, pipes or other apparatus belonging to or maintained by National Grid Gas as a gas transporter within the meaning of Part 1 of the Gas Act 1986(1);
“authorised development” includes the use and maintenance of the authorised development;
“deed of consent” means a deed of consent, crossing agreement, deed of variation or new deed of grant agreed between the parties acting reasonably in order to vary or replace existing easements, agreements, enactments and other such interests so as to secure land rights and interests as are necessary to carry out, maintain, operate and use the apparatus in a manner consistent with the provisions of this Part;
“functions” includes powers and duties;
“in”, in a context referring to apparatus or alternative apparatus in land, includes a reference to apparatus or alternative apparatus under, over, across, along or on such land;
“maintain”, in relation to any apparatus or alternative apparatus of the statutory undertaker, includes the ability and right to construct, use, repair, alter, inspect, renew or remove; and “maintenance” must be construed accordingly;
“National Grid Electricity” means National Grid Electricity Transmission plc (company number 02366977);
“National Grid Gas” means National Grid Gas plc (company number 02006000);
“plans” includes designs, drawings, specifications, method statements, soil reports, programmes, calculations, risk assessments and other documents that are reasonably necessary properly and sufficiently to describe and assess the works to be executed;
“statutory undertaker” means—
National Grid Electricity as a licence holder within the meaning of Part 1 of the 1989 Act; and
National Grid Gas as a gas transporter within the meaning of Part 1 of the Gas Act 1986.