Road network system is one of the m

Road network system is one of the most important infrastructures in any country as it provides the means to move people and goods. Inefficient road network system will disrupt the transportation movement, environment and affect human movement. This paper examines the structure and patterns of the road network system in Port Klang, Malaysia. It found that after implementation of toll on highways, heavy lorries decreased their uses of the tolled highway, and started using regular roads. The building and charging of tolls on the new highway has impacted the travel patterns of users in the area.