Advantages and disadvantages of traffic control signals on road

Advantages of traffic control signals on the road

  • Traffic control signals provide for an orderly movement of traffic.
  • They help in reducing the frequency of an accident of some special nature i.e. of right angles accidents.
  • They intercept heavy traffic to allow other traffic to cross the road intersection safety.
  • They provide authority to the drivers to move with confidence.
  • They control the speed of vehicles on main as well as on secondary roads.
  • They direct traffic on different routes without excessive congestion.
  • The provide economy over manual control at the intersection.

The disadvantage of traffic control signals on the road

  • Traffic control signals may result in a re-entrant collision of vehicles.
  • They may cause a delay in the quick movement of traffic.

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