The traveling route management system comprises an area setting unit for setting the work site in the work target area CA, which is inside the outer circumferential area SA and the outer circumferential area SA, and a travel path that covers the work target area CA. A route element selection section for sequentially selecting a next vehicle route route element to be traveled from a plurality of route route elements parallel to each other is provided. The route element selection unit selects a U-turn traveling route for shifting from the travel route element as the transition source to the car driving route element as the transition destination based on the distance between the transition source and the transition destination.
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