M25 to be closed both ways this weekend.
From 9pm on Friday 15 March to 6am on Monday 18 March and covers the five-mile stretch between junction 10 and 11.
Diversions:
Junction 10 to junction 11 Clockwise:
Northbound A3 to Painshill Junction, A245 towards Woking, and then A320 to M25 junction 11
Junction 11 to junction 10 Anti-Clockwise:
A320 south towards Woking, A245 towards Byfleet and Painshill junction, Southbound A3 to junction 10.