“Installing, maintaining and using” shall mean to construct, erect, install, lay, operate, maintain, use, repair or replace.

“Poles, wires, conduits and appurtenances” shall mean poles, towers, supports, wires, conductors, cables, guys, stubs, platforms, crossarms, braces, transformers, insulators, conduits, ducts, vaults, manholes, meters, cutouts, switches, communication circuits, 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 public roads within Sierra County, and used or useful in transmitting and/or distributing electricity.

“Public roads” shall mean the public highways, streets, roads, ways and places as the same now or may hereafter exist within the area now being served by Sierra Pacific Power Company in Sierra County, including state highways and/or freeways now or hereafter established within said county.