Section 257.641 - Designating 1-way traffic; signs; driving to right of rotary traffic island; violation as civil infraction(1) The state highway commissioner may designate any highway or any separate roadway under his jurisdiction for 1-way traffic and shall erect appropriate signs giving notice thereof.(2) Upon a roadway designated and signposted for 1-way traffic a vehicle shall be driven only in the direction designated.(3) A vehicle passing around a rotary traffic island shall be driven only to the right of that island.(4) A person who violates subsection (2) or (3) is responsible for a civil infraction.1949, Act 300, Eff. 9/23/1949 ;--Am. 1978, Act 510, Eff. 8/1/1979.