The franchise of installing, maintaining and using poles, wires, conduits and appurtenances, including communication circuits, in so many and in such parts of the public roads within the area now being served by Sierra Pacific Power Company in said county as the grantee of said franchise may from time to time elect to use, subject to SCC 6.13.050, for the purpose of transmitting and distributing electricity to the public for any and all purposes, is hereby granted to said County to Sierra Pacific Power Company, its successors and assigns.