Road traffic control devices are markers, signs and signal devices used to inform, guide and control traffic, including pedestrians, motor vehicle drivers and bicyclists. These devices are usually placed adjacent, over or along the highways, roads, traffic facilities and other public areas that require traffic control.
Traffic- Control methods
1- Speed bump Used mostly in private residential developments and shopping entres.
2- Speed hump Used mostly on residential streets with speed limit up to 25 mph (40 kph)
3- Speed table Used on more travelled residential streets with speed limit up to 30 mph (48 kph)
Example of construction