Interview motor vehicle drivers.
What does a Traffic Checker do?
Interviews motor vehicle drivers at specified road intersection or highway to secure information for use in highway planning: Places equipment, such as barricades, signs, and automatic vehicle counting devices. Signals driver to stop, presents identification credentials, and explains reason for halting vehicle. Questions driver to obtain data, such as itinerary and purpose of trip. Records results of interview, and permits driver to continue journey. May secure information on load carried and type and weight of vehicle.