Motorway lane gain sign
A blue sign with a diagram showing two lanes on the motorway being joined by two lanes from the left.
Two more lanes arrive from the clockwise M25. We're all going to do a lot of merging in a moment.
A blue sign with a diagram showing two lanes on the motorway being joined by two lanes from the left.
Two more lanes arrive from the clockwise M25. We're all going to do a lot of merging in a moment.