Unless specifically made applicable, the provisions of this title, except those relating to reckless driving and driving while intoxicated, shall not apply to persons, motor vehicles, and other equipment while actually engaged in work upon the surface of a street, or to persons, motor vehicles, and other equipment while actually engaged in construction, maintenance, or repair of public utilities; provided, that all highway and public utility operations shall be protected by adequate warning signs, signals, devices, or flagmen; but the provisions of this title shall apply to such persons and vehicles when traveling to or from such work. (1986 Code § 20-9; amd. 2005 Code)