169.2(1)When construction is being carried out on or near a roadway so that it interferes with the ordinary movement of traffic on the roadway, a flagperson employed by the person or government carrying out the construction may direct traffic on the roadway.

169.2(2)When directing traffic on a roadway, a flagperson shall wear the clothing prescribed by regulation and may use traffic control devices if the devices conform with the requirements prescribed by regulation.

169.2(3)The driver of a vehicle shall obey the directions of a flagperson.