The planned roadworks will commence on Friday night into Saturday, seeing the clockwise carriageway between Junction 25 (Waltham Abbey) and Junction 26 (Waltham Abbey/Loughton) shut from 10pm until 6am. Closures at Junction 3 (M20/Swanley) to Junction 2 (A2/Dartford), Junction 9 (Leatherhead) to Junction 8 (Reigate), Junction 6 (Godstone) to Junction 7 (M23), and through Junction 11 (Chertsey) will follow at 11pm, reopening by early morning. The anti-clockwise link road between Junction 31 (Lakeside) and Junction 30 (A13) will close from 11pm, reopening at 5:30am. Sunday night will see the anti-clockwise carriageway through Junction 11 (Chertsey) again closed from 10.30pm to 5.30am. Motorists are encouraged to allow extra time for journeys and to adhere to signed diversion routes during closures.