Press release

Planned roadworks in and around the M25: weekly summary for Monday 20 February to Sunday 26 February 2017

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Summary of planned new and ongoing road improvements over the coming week.

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The following summary of planned new and ongoing road improvements over the coming week is correct as of 17 February 2017 but could be subject to change due to weather conditions or unforeseen circumstances. All our improvement work is carried out with the aim of causing as little disruption as possible.

M1 junction 6a (M25), Hertfordshire: resurfacing

Work to improve journeys by carrying out resurfacing will start this week. The dedicated link road from the M1 southbound to the M25 in both directions will be closed in both directions, between 10pm and 5.30am, from Monday 20 February for 5 nights. Work on Friday will start at 11pm. A clearly signed diversion will be in place via the M1 southbound to junction 6 and the A405 to M25 junction 21a.

M3 junctions 2 (M25) to 4a Farnborough, Hampshire: smart motorway improvement

Work to reduce congestion and improve journey times continues this week with narrow lanes a 50mph speed limit in place on both carriageways between junctions 2 and 4a, with a free recovery service operating 24 hours a day.

The southbound carriageway between junctions 2 and 4a will be closed overnight, between 8pm and 5.30am, from Monday 20 February for 5 nights. Work on Saturday morning will finish at 7am. A clearly signed diversion will be in place via M25 junction 13, A30 and the A327 to M3 junction 4a.

The northbound carriageway between junctions 4 and 2 will be closed overnight, between 8pm and 5.30am, from Monday 20 February for 2 nights. A clearly signed diversion will be in place via the A331, A30, M25 junction 13 and M25 junction 12.

The northbound exit slip road at junction 4a will be closed overnight, between 8pm and 5.30am, from Monday 20 February for 2 nights. A clearly signed diversion will be in place via junction 4 and the A30.

The northbound carriageway between junctions 4a and 2 will be closed overnight, between 8pm and 5.30am, from Wednesday 22 February for 2 nights. A clearly signed diversion will be in place via the A327, A30, M25 junction 13 and M25 junction 12.

M4 junction 4, Heathrow Airport, Greater London: drainage survey

Work to maintain safety by carrying out drainage surveys will start this week. The westbound exit slip road will be closed overnight, between 10pm and 5am, on Wednesday 22 February. A clearly signed diversion will be in place via junction 5 and return.

The westbound entry slip road will be closed overnight, between 10pm and 5am, on Thursday 23 February. A clearly signed diversion will be in place via junction 3 and return.

M4 junction 4b (M25), Greater London: drainage survey

Work to maintain safety by carrying out drainage surveys continues this week. The dedicated link road from the M4 westbound to the M25 in both directions will be closed overnight, between 11pm and 5am, on Friday 24 February. A clearly signed diversion will be in place via junction 5 and return.

M11 junction 6 (M25), Essex: resurfacing

Work to improve journeys by carrying out resurfacing will start this week. The dedicated link road from the M11 southbound to the M25 anti-clockwise will be closed overnight, between 10pm and 5.30am, from Monday 20 February for 5 nights. Work on Friday will start at 11pm. A clearly signed diversion will be in place via M25 junction 28 and return.

M25 junction 2 (A2), Kent: resurfacing

Work to improve journeys by carrying out resurfacing will start this week. The anti-clockwise exit slip road will be closed overnight, between 10pm and 5am, on Saturday 25 February. A clearly signed diversion will be in place via junction 1a and return.

M25 junction 3 Swanley, Kent: vegetation clearance

Work to maintain safety by carrying out vegetation clearance will start this week. The anti-clockwise exit and entry slip roads will be closed overnight, between 10pm and 5am from Wednesday 22 February for 2 nights. A clearly signed diversion will be in place for the exit slip road via junction 2 and return. A clearly signed diversion will be in place for the entry slip road via junction 4 and return.

M25 junction 4 Orpington, Kent: vegetation clearance

Work to maintain safety by carrying out vegetation clearance will start this week. The anti-clockwise exit slip road will be closed overnight, between 11pm and 6am on Friday 24 Feburary. A clearly signed diversion will be in place via junction 3 and return.

M25 junction 10 (A3), Surrey: resurfacing

Work to improve journeys by carrying out resurfacing will start this week. The anti-clockwise exit slip road will be closed overnight, between 10pm and 5.30am, from Monday 20 February for 2 nights, and between 11pm and 6am on Friday 24 February. A clearly signed diversion will be in place via junction 9 and return.

M25 junctions 10 (A3) to 11 Chertsey, Surrey: bridge joint replacement

Work to improve journeys by carrying out bridge joint replacement on the structure that carries the M25 over the River Wey and the South West Trains railway line continues this week. The clockwise carriageway will be closed overnight, between 9pm and 8am, on Saturday 25 February. A clearly signed diversion will be in place via the A3, A245, A320 and the A317.

M25 junction 12 (M3), Surrey: smart motorway improvement

Work to improve journeys by carrying out smart motorway improvement continues this week. The dedicated link roads from the M25 in both directions to the M3 southbound will be closed overnight, between 8pm and 5.30am, from Monday 20 February for 5 nights. Work on Saturday morning will finish at 7am. A clearly signed diversion will be in place via M25 junction 13, A30 and the A327 to M3 junction 4a.

The dedicated link road from the M25 clockwise to the M3 northbound will be closed overnight, between 8pm and 5.30am, from Monday 20 February for 3 nights. A clearly signed diversion will be in place via M25 junction 13 and return.

M25 junction 19 (A41), Hertfordshire: electrical repair

Work to maintain safety by carrying out electrical repairs will start this week. The clockwise exit slip road will be closed overnight, between 10pm and 5am, from Monday 20 February for 2 nights. A clearly signed diversion will be in place via M25 junction 20 and the A41.

M25 junction 20 Hunton Bridge, Hertfordshire: electrical repair

Work to maintain safety by carrying out electrical repairs will start this week. The anti-clockwise exit and entry slip roads will be closed overnight, between 11pm and 5am, on Friday 24 February. A clearly signed diversion will be in place for the exit slip road via junction 18 and return. A clearly signed diversion will be in place for the entry slip road via junction 21a and return.

M25 junction 21a St Albans, Hertfordshire: resurfacing

Work to improve journeys by carrying out resurfacing will start this week. The anti-clockwise carriageway between the slip roads will be closed overnight, between 10pm and 5.30am, on Monday 20 February. A clearly signed diversion will be in place for the M25 via the exit and entry slip roads.

M25 junction 21 (M1), Hertfordshire: resurfacing

Work to improve journeys by carrying out resurfacing will start this week. The dedicated link road from the M25 anti-clockwise to the M1 northbound carriageway will be closed overnight, between 10pm and 5.30am, on Monday 20 February. A clearly signed pre-diversion will be in place via M25 junction 21a, A405 and M1 junction 6.

M25 junctions 25 Enfield to 26 Waltham Abbey, Essex: tunnel maintenance

Work to test and maintain the Holmesdale Tunnel safety systems continues this week. The clockwise entry slip road will be closed overnight, between 10pm and 5.30am, from Wednesday 22 February for 4 consecutive nights. A clearly signed diversion will be in place via junction 24 and return.

M25 junction 31 Lakeside, Essex: technology installation

Work to maintain safety by carrying out technology installation will start this week. The clockwise entry slip road will be closed overnight, between 10pm and 5.30am, from Wednesday 22 February for 2 nights. A clearly signed diversion will be in place via junction 30 and return.

A2 Dartford Heath, Kent: resurfacing

Work to improve journeys by carrying out resurfacing will start this week. The eastbound exit and entry slip roads will be closed overnight, between 10pm and 5am, on Monday 20 February. A clearly signed diversion will be in place for the exit slip road via M25 junction 2 and return. A clearly signed diversion will be in place for the entry slip road via the Black Prince Interchange.

The westbound exit and entry slip roads will be closed overnight, between 10pm and 5am, on Tuesday 21 February. A clearly signed diversion will be in place for the exit slip road via the Black Prince Interchange and return. A clearly signed diversion will be in place for the entry slip road via M25 junction 2 and return.

A3 Esher, Surrey: litter clearance

Work to improve journeys by carrying out litter clearance will start this week. The southbound exit and entry slip roads will be closed overnight, between 10pm and 5am, on Monday 20 February. A clearly signed diversion will be in place for the exit slip road via the Painshill junction and return. A clearly signed diversion will be in place for the entry slip road via the Tolworth junction and return.

The northbound exit and entry slip roads will be closed overnight, between 10pm and 5am, on Tuesday 21 February. A clearly signed diversion for the exit slip road will be in place via the Tolworth junction and return. A clearly signed diversion for the entry slip road will be in place via the Painshill junction and return.

A3 Painshill, Surrey: litter clearance

Work to improve journeys by carrying out litter clearance will start this week. The southbound exit and entry slip road will be closed overnight, between 10pm and 5am, on Wednesday 22 February. A clearly signed diversion will be in place for the exit slip road via M25 junction 10 and return. A clearly signed diversion will be in place for the entry slip road via the Esher junction and return.

The northbound exit slip road will be closed overnight, between 10pm and 5am, on Thursday 23 February. A clearly signed diversion will be in place via the Esher junction and return.

A3 (M25), Surrey: litter clearance

Work to improve journeys by carrying out litter clearance will start this week. The northbound entry slip road will be closed overnight, between 10pm and 5am, on Thursday 23 February. A clearly signed diversion will be in place via the Ockham junction and return.

The southbound exit and entry slip roads will be closed overnight, between 11pm and 6am, on Friday 24 February. A clearly signed diversion will be in place for the exit slip road via the Ockham junction and return. A clearly signed diversion will be in place for the entry slip road via the Painshill junction and return.

A13 (M25) to (A1012), Essex: technology testing

Work to maintain safety by carrying out technology testing continues this week. The A13 eastbound between the M25 and the A1012 will be closed overnight, between 10pm and 5.30am, on Monday 20 February. A clearly signed diversion will be in place via the dedicated link road between junction 30 and 31, A1306 and the A1012.

A13 (A1012) to (A1306), Essex: technology testing

Work to maintain safety by carrying out technology testing continues this week. The A13 westbound between North Stifford and Wennington will be closed overnight, between 10pm and 5.30am, on Monday 20 February and Wednesday 22 February. A clearly signed diversion will be in place via the A1012, M25 junction 31 and the A1306.

A13 (A1306) to (A1012), Essex: technology testing

Work to maintain safety by carrying out technology testing continues this week. The A13 eastbound between the Wennington and North Stifford will be closed overnight, between 10pm and 5.30am, from Thursday 23 February for 2 nights. Work on Friday will start at 11pm. A clearly signed diversion will be in place via the A1306, M25 junction 31, A1306 and A1012.

A282 (M25) Dartford – Thurrock Crossing: maintenance

Work to improve journeys at the Dartford Crossing continues this week. The following closures will be in place with fully signed diversions in place during the northbound east tunnel closures for oversized vehicles:

  • Monday 20 February (9pm to 5.30am) northbound west tunnel
  • Tuesday 21 February (9pm to 5.30am) northbound west tunnel
  • Wednesday 22 February (9pm to 5.30am) northbound west tunnel
  • Thursday 23 February (9pm to 5.30am) northbound west tunnel
  • Friday 24 February (9pm to 5.30am) northbound east tunnel
  • Saturday 25 February (9pm to 5.30am) northbound west tunnel
  • Sunday 26 February (9pm to 5.30am) northbound east tunnel

The QEII Bridge will have three (of four) lanes closed overnight, between 10pm and 5.30am, from Monday 20 February for 5 nights. Work on Friday will start at 11pm.

A282 junction 1a Swanscombe, Kent: tunnel maintenance

Work to maintain safety by carrying out tunnel maintenance continues this week. The northbound entry slip road will be closed overnight, between 9pm and 5.30am from Monday 20 February for 4 nights and on Saturday 25 February. A clearly signed diversion will be in place via the A282 southbound to junction 1b and return.

General enquiries

Members of the public should contact the Highways England customer contact centre on 0300 123 5000.

Media enquiries

Journalists should contact the Highways England press office on 0844 693 1448 and use the menu to speak to the most appropriate press officer.

Published 20 February 2017