Overview of countermeasure examples
The Bekushon, to control the rate of flow of light from the light emitting body that was installed in the side of the road, by controlling the speed sensation of the driver, In-bound is measures to promote the speed recovery in the slope or sag part.
Inside the tunnel
Effects of countermeasure examples
Before and after the installation of the vection, traffic volume increased 16% just before the traffic jam occurred. (The traffic capacity before traffic jams has increased.)