Barrier: One Of the Major Aspects In Road Construction
Barrier is one kind of boundary that basically divides lanes of traffic. In a word, it is an inseparable part of any kind of road construction. It is generally made of concrete or plastic. To get rid of vehicle damage due to collision it is highly recommended to build in between two lanes of road.
It is designed to speed up construction, enhance traffic flow and safeguard workers and pedestrians by positively separating the work area and traffic.
Here is an animation illustration on how barrier is constructed: