"Public lighting facilities" means all works or improvements used or useful for the lighting of any public places, including ornamental standards, luminaires, poles, supports, tunnels, manholes, vaults, conduits, pipes, wires, conductors, guys, stubs, platforms, braces, transformers, insulators, contacts, switches, capacitors, meters, communication circuits, appliances, attachments, and appurtenances.
Ca. Sts. and High. Code § 22534