header bg
8 arrow_forward 0 done arrow_forward 0 done_all

On a motorway what is used to reduce traffic bunching?

A Variable speed limits
Explaination
Congestion can be reduced by keeping traffic at a constant speed. At busy times maximum speed limits are displayed on overhead gantries. These can be varied quickly depending on the amount of traffic. By keeping to a constant speed on busy sections of motorway overall journey times are normally improved.
B Contraflow systems
C National speed limits
D Lane closures