Motorists warned of long delays as M25 to shut for roadworks

Five-miles of London orbital motorway will close for an entire weekend with four more dates to follow

Drivers have been warned of unprecedented traffic jams with the first planned full closure of part of Britain's busiest motorway, the M25, in March.

A five-mile stretch of the London orbital motorway will be shut for an entire weekend from late 15 March, affecting the journeys of an estimated 200,000 vehicles.