Barricade, is any object or structure that creates a barrier or obstacle to control, block passage or force the flow of traffic in the desired direction.

Road Signs are signs erected at the side of or above roads to give instructions. The earliest signs were simple wooden or stone milestones.

A convex mirror, diverging mirror, or fish eye mirror is a curved mirror in which the reflective surface bulges toward the light source.

Traffic cones are usually fitted with a retroreflective sleeve to increase visibility.Traffic cones may also be fitted with flashing lights

Thermoplastic road marking paint is a kind of powder paint.A hot melt kettle is used to heat it to 200 °C, after which it is sprayed on the road surface.

Solar road studs are flashing solar cell powered LED maintenance-free lighting devices used in road construction to delineate road edges and centrelines.

A radar speed gun is a device used to measure the speed of moving objects. It is used in law-enforcement to measure the speed of moving vehicles.

A radar speed gun is a device used to measure the speed of moving objects. It is used in law-enforcement to measure the speed of moving vehicles.