Press release

Planned roadworks in and around the M25: weekly summary for Monday 27 March to Sunday 2 April 2017

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 24 March 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.

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

Work to reduce congestion and improve journey times continues this week between junctions 2 and 4a with narrow lanes and a 50mph speed limit in place on both carriageways, 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 27 March for 5 nights. Work on Saturday will finish at 7am. A clearly signed diversion will be in place via M25 junction 13, A30, A327 to M3 junction 4a.

The northbound carriageway between junctions 4a and 2 will be closed overnight, between 8pm and 5.30am, from Monday 27 March for 5 nights. Work on Saturday will finish at 7am. A clearly signed diversion will be in place via the A327, A30, M25 junction 13 and M25 junction 12.

The scheme is due to be completed in June 2017. For further information, visit the scheme website.

M4 junctions 3 (A312) to 1 Chiswick, West London: electrical installation

Work to improve safety by carrying out electrical installation continues this week. The carriageway in both directions, including Heston Services and junction 2, will be closed overnight, between midnight and 5.30am, from Monday 27 March for 5 nights. Work on Saturday morning will finish at 6am. A clearly signed diversion will be in place via the A312 and A4.

M11 junction 4 (A406), Woodford: resurfacing

Work to improve journeys by carrying out resurfacing will start this week. The southbound link road to A406 eastbound will be closed overnight, between 10pm and 5am, on Monday 27 March. A clearly signed diversion will be in place via Waterworks Corner roundabout and return.

M11 junction 6 (M25), Essex: road marking

Work to improve journeys by carrying out road marking will start this week. The dedicated link road from the M11 northbound to the M25 in both directions will be closed overnight, between 10pm and 5am, on Thursday 30 March. A clearly signed diversion will be in place via M11 junction 7 and return.

M25 junction 10 (A3), Surrey: carriageway repairs

Work to improve journeys by carrying out carriageway repairs continues this week. The anti-clockwise carriageway will be closed overnight, between 10pm and 5.30am, from Monday 27 March for 5 nights. Work on Friday will start at 11pm. A clearly signed diversion will be in place via the exit and entry slip roads.

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 and junction 10 entry slip road will be closed overnight, between 9pm and 8am, on Saturday 1 April. A clearly signed diversion will be in place via the A3, A245, A320 and A317 to junction 11.

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 31 March for 5 nights. On Saturday work will finish at 7am. A clearly signed diversion will be in place via M25 junction 13, A30, A327 to M3 junction 4a.

M25 junction 25, Enfield: electrical repair

Work to maintain safety by carrying out electrical repairs will start this week. The clockwise entry slip road will be closed overnight, between 10pm and 5am, on Thursday 30 March. A clearly signed diversion will be in place via the M25 anticlockwise to junction 24 and return.

M25 junction 27 (M11), Essex: road marking and lighting maintenance

Work to improve journeys by carrying out road marking and lighting maintenance will start this week. The dedicated link road from the M25 clockwise to the M11 southbound will be closed overnight between 10pm and 5.30am from Monday 27 March for 2 nights. A clearly signed diversion will be in place via junction 28 and return.

The dedicated link road from the M25 anticlockwise to the M11 in both directions will be closed overnight, between 10pm and 5.30am from Wednesday 29 March for 3 nights. Work on Friday night will start at 11pm. A clearly signed diversion will be in place via M25 junction 26 and return.

M25 junctions 30 Thurrock to 31 Lakeside, Essex: street lighting

Work to maintain safety by carrying out street lighting maintenance continues this week. The clockwise carriageway will be closed overnight, between 10pm and 5.30am, from Monday 27 March for 2 nights and between 11pm and 5.30am on Friday 31 March. A clearly signed diversion will be in place via the dedicated link road between junctions 30 and 31.

A1(M) junction 1, South Mimms: vegetation

Work to improve journey by carrying out vegetation maintenance will start this week. The southbound entry slip road will be closed overnight, between 10pm and 5am, on Monday 27 March. A clearly signed diversion will be in place for motorway traffic via A1M northbound to junction 2 and return. A clearly signed diversion will be in place for non-motorway traffic via A1081 southbound and Trotters Bottom.

A1(M) junction 4, Hertford: vegetation

Work to improve journey by carrying out vegetation maintenance will start this week. The southbound exit slip road will be closed overnight, between 10pm and 5am, on Tuesday 28 March. A clearly signed diversion will be in place via junction 3 and return.

A13 (A1012) to M25 junction 30, Essex: resurfacing

Work to improve journeys by carrying out resurfacing will start this week. The westbound carriageway will be closed overnight between 10pm and 5.30am from Wednesday 29 March for 2 nights. A clearly signed diversion will be in place via A1012, A1306, M25 junction 31 and M25 junction 30.

A282 junction 1a Swanscombe, Kent: tunnel maintenance

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

A282 (M25) Dartford – Thurrock Crossing: routine maintenance

Work to improve journeys by carrying out routine maintenance at the Dartford Crossing continues this week. The following closures will be in place overnight, between 9pm and 5.30am, with fully signed diversions in place during the northbound east tunnel closures for oversized vehicles:

  • Monday 27 March: northbound east tunnel
  • Tuesday 28 March: northbound east tunnel
  • Wednesday 29 March: northbound east tunnel
  • Thursday 30 March: northbound east tunnel
  • Friday 31 March: northbound east tunnel
  • Saturday 1 April: northbound west tunnel
  • Sunday 2 April: northbound east tunnel

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 27 March 2017