| 摘要 |
<p>A first roadside apparatus for giving entry gate pass information indicating that a vehicle passing a communicative area has entered a toll road is provided at an entrance ramp of the toll road. A second roadside apparatus for acquiring the given entry gate pass information is provided at an exit ramp of the toll road. The second roadside apparatus having a function as an administration device judges whether or not the entry gate pass information is acquired from the passing vehicle. If the entry gate pass information is not acquired, the second roadside apparatus provides the vehicle with reverse-way driving warning information for warning the vehicle that the vehicle is traveling in the reverse direction. Thus, if there is a vehicle which is fully expected to travel in the reverse direction on a one-way road such as a toll road, a road-vehicle communication system for warning or giving caution to the vehicle traveling in the reverse way and vehicles traveling along the correct lanes.</p> |
