Concrete barrier must be moved from hard shoulder to central reservation, meaning overnight motorway closures
The Operation Brock system installed to manage expected traffic chaos in Kent after Brexit will now itself cause a year of disruption as the barrier is moved from the edge to the middle of the motorway.
The scheme, costing an initial estimated £35m, was designed to reduce blockages on the roads to and from the Channel ports with a contraflow system for queueing lorries held up by border and customs requirements.
