A motorcycle is provided with a translucent screen board 25 arranged forwardly of a handle 13 which changes a direction of a front wheel according to an operation by a rider and extended obliquely upward toward a rear of a vehicle body, and a rectifier plate 30 extending along the screen board 25 in front of the screen board 25. The rectifier plate 30 prevents dust, etc., from adhering to the screen board when the motorcycle travels.