The road is steep down hill. Riders may have up to a car crash which is why dimension comes because of increased car speeds from a car driving down from the walk.
The road is a steep hill down. Motorists may cause accidents colliding with the oncoming traffic. Due to the increased speed of a car driving down the corridor.
The road has a steep hills down. The potential accident collided with a car park. Because of the speed the car rise from the car driving down from the walk.