28-642. Traffic control signs on state highways; rules
160 words·~1 min read·
/az/title-28/28-642A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
A. The director shall place and maintain traffic control devices that conform to the manual and specifications prescribed in section 28-641 on all state highways as the director deems necessary to indicate and to carry out this chapter or to regulate, warn or guide traffic.
B. A local authority shall not place or maintain a traffic control device on a highway under the jurisdiction of the director except by the director's permission.
C. In cooperation with local authorities, the director shall synchronize traffic control signals on a state highway that has a traffic flow exceeding fifteen thousand motor vehicles per day in a vehicle emissions control area as defined in section 49-541.
D. The director shall adopt rules pursuant to title 41, chapter 6 to establish criteria for the installation and maintenance of directional signs for universities prescribed in section 15-1601, for community colleges as defined in section 15-1401 and for the campus of a regionally accredited college or university.