BBCNEWS BBC News June 4, 2024 15:23:00
Then technology like electronic signs can be used to slow the traffic down. the second is dynamic, that is when the hard shoulder is opened up to traffic at times of congestion, but then you will always see that the speed limit is reduced. the third is the most controversial, that is known as all lane running. here on the m1, you can see there is no hard shoulder, just four lanes of traffic. however, built along the route are these emergency bays where cars that get into trouble can go in. they are monitored by cctv, however this is the most controversial of the smart motorways. what is suppos...