The provisions of this Title shall not apply to poles, lines, or other structures or facilities used or usable by any utility company solely for the purpose of distributing electricity or communication services, and shall not be construed to limit or interfere with the installation, maintenance, and operation of public pipe lines, electric or telephone distribution and transmission lines, or railroads when located in accordance with the applicable rules and regulations of local and state agencies; except that all transmission lines, electric substations, storage yards, and public utility buildings shall be subject to project plan approval if required by the provisions of the applicable zone. Low power radio communication towers and antennas shall be subject to applicable standards set forth in Section 14.34.420, Provo City Code.