The western part of the #M25 j25 rbt will be closed overnight (10pm to 5am) 28 Jan to 31 Jan, with lane closures on approaches. The north-east part of the rbt will also be closed 5am 29 Jan to 5am 31 Jan. More info & diversions, visit our #M25j25 page: nationalhighways.co.uk/m25j25