Whenever in this chapter the words or phrases defined in this section are used, they shall have the respective meanings assigned to them in the following definitions:

    "City" means the city of Grass Valley, a municipal corporation of the state of California, in its present incorporated form or in any later reorganized, consolidated, enlarged or reincorporated form.

    "Constitutional franchise" means the right acquired through acceptance by grantee or its predecessor in estate of the offer contained in the provisions of Section 19 of Article XI of the Constitution of the state of California, as the section existed prior to its amendment on October 10, 1911.

    "Gas" means natural or artificial gas, or a mixture of natural and artificial gas.

    "Grantee" means Pacific Gas and Electric Company, its lawful successors or assigns.

    "Install, maintain and use" means to lay, construct, erect, install, operate, maintain, use, repair or replace.

    "Pipes and appurtenances" means pipes, pipelines, mains, services, traps, vents, vaults, manholes, meters, gauges, regulators, valves, conduits, appliances, attachments, appurtenances and, without limitation to the foregoing, any other property located or to be located, in, upon, along, across, under or over the streets of the city, and used or useful in transmitting and/or distributing gas.

    "Streets" means the public streets, ways, alleys and places as they now or may hereafter exist within city, including state highways, now or hereafter established within city, and freeways hereafter established within city. (Prior code § 10-24)