Ramp metering is when traffic lights are used on motorway on-ramps to restrict the number and timing of vehicles allowed to enter the motorway. Traffic is held back in order to break up platoons of vehicles which make it difficult…
Trucks take a long time to slow down and accelerate away from traffic lights and this causes congestion, particularly at the margins of the city centre, as fewer other vehicles are able to pass through the intersection. In order to…
Whenever you perform a manoeuvre such as turning right or left at an intersection, doing a u-turn, changing lanes, overtaking another vehicle or opening your vehicle’s door when there’s traffic passing, you make a gap selection (also called ’emerging’ if you…