The following summary of planned new and ongoing road improvements over the coming week is correct as of 24 February 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 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 including the M25 junction 12 entry slip to the M3 southbound and M25 junction 12 anti-clockwise link road to the M3 southbound including junctions 2, 3 and 4 entry slips and junctions 3, 4 and 4a exit slips will be closed overnight, between 8pm and 5.30am on Monday 27 February for four nights. A clearly signed diversion will be in place via:
- M3 southbound junction 2 to M25 junction 13 via A30 to A327 to M3 junction 4a
- M25 clockwise junction 13 via A30 to A327 to M3 junction 4a
- M25 anti clockwise junction 13 via A30 to A327 to M3 junction 4a
The northbound carriageway between junction 4a and 2 including junction 4a, 4 and 3 entry slips, junction 3 exit slip and the M3 junction 2 slip road to the M25 clockwise and M3 junction 2 link road to M25 anti-clockwise will be closed overnight, between 8pm and 5.30am on Monday 27 February for four nights. A clearly signed diversion will be in place via: M3 junction 4a to A327 to A30 to M25 junction 13 to M3 junction 2 northbound.
The northbound carriageway between junctions 3 and 2 including junction 3 entry slip and M3 junction 2 slip road to the M25 clockwise and M3 junction 2 link road to M25 anti-clockwise will be closed overnight, between 8pm and 7am on Friday 3 March. A clearly signed diversion will be in place via: M3 junction 3 to A322 to A30 to M25 junction 13 to M3 junction 2 northbound.
The M3 Jct 2 northbound slip road to the M25 clockwise and the link road to the M25 anti-clockwise will be closed over the weekend between 9pm Friday 3 March and 5.30am Monday 3 March. Three clearly signed diversions will be in place via:
- M3 junction 2 northbound slip road to M25 junction 12 clockwise – leave the M3 northbound at junction 4; follow the A331/A31/A3 and then join the M25 at junction 10
- M3 junction 2 northbound (Heathrow) – leave the M3 at junction 3. Follow the A322 to A329M on to the M4 to junction 4B where you can join the M25 at junction 15
- M3 junction 2 northbound (Gatwick) to the anti-clockwise M25 – continue on the M3 northbound to junction 1, then using the roundabout turn around and re-join the M3 at junction 1 southbound to the M3 junction 2 to the M25 anti-clockwise
For further details visit the scheme page.
M3 junction 8 Popham, Hampshire: bridge strengthening
Work to maintain journeys by undertaking bridge bearing and support replacement continues this week. Narrow lanes and a 50mph speed restriction are in place on the link form the M3 southbound to the A303 westbound 24 hours a day until May.
M3 junction 9 Winchester, Hampshire: safety barrier
Work to improve safety by carrying out repairs to the barrier along the southbound carriageway starts this week. Lane closures will be in place on the southbound carriageway overnight, between 10pm and 6am, from Monday 27 February for 5 nights.
M3 junctions 12 Chandlers Ford to 11 Winchester, Hampshire: resurfacing
Work to improve journeys by resurfacing a section of the M3 northbound carriageway near Otterbourne starts this week. Lane closures will be in place on the northbound carriageway overnight, between 9pm and 6am, from Monday 27 February for 6 nights (Monday to Friday only).
In addition, the northbound entry slip road at junction 12 will be closed overnight, between 9pm and 6am, from Thursday 2 March for 3 nights (Monday to Friday only).
M3 junctions 12 Chandlers Ford to 13 Eastleigh, Hampshire: signs
Work to keep road users informed by maintaining the signage along the M3 continues this week. The southbound exit slip road at junction 13 will be closed overnight, between 9pm and 6am, until Wednesday 1 March (Monday to Friday only). A clearly signed diversion will be in place via the Chilworth Roundabout.
M4 junctions 5 Slough to 6 Windsor, Berkshire: street lighting
Work to maintain road user safety by carrying out maintenance to the street lighting along the M4 continues this week. Lane closures will be in place on the east and westbound carriageways overnight, between 9pm and 6am, from Monday 27 February for 9 weeks (Monday to Friday only).
In addition, the eastbound carriageway between the slips at junction 5 will be closed overnight, between 9pm and 6am, during the same period. Traffic will be diverted down and across the junction.
M4 junctions 6 Windsor to 7 Maidenhead, Berkshire: signs
Work to keep road users informed by maintaining the signage along the M4 continues this week. Lane closures will be in place on the east and westbound carriageways overnight, between 9pm and 6am, from Tuesday 28 February for 5 nights (Monday to Friday only).
M4 junction 7 Maidenhead, Berkshire: surveys
Work to improve journeys by carrying out surveys in preparation for converting the M4 into a Smart Motorway continues this week. A lane closure will be in place on the southbound Huntercombe Spur overnight, between 9pm and 6am, from Monday 27 February for 5 nights.
M4 junction 8/9 Maidenhead, Berkshire: drainage
Work to maintain road user safety by carrying out maintenance to the drainage system at the junction finishes this week. Lane closures will be in place on all approaches to the junction overnight, between 9pm and 6am, until Tuesday 28 February.
M4 junction 8/9 Maidenhead to 10 Wokingham, Berkshire: surveys
Work to improve journeys by carrying out surveys in preparation for converting the M4 into a smart motorway continues this week. Lane 1 of the westbound carriageway will be closed overnight, between 9pm and 6am, from Monday 27 February for 2 weeks (Monday to Friday only).
M4 junction 10 Wokingham, Berkshire: bridge reconstruction
Work to refurbish the bridge which carries the link roads over the M4 continues this week. Narrow lanes and a 40mph speed limit are in place on the slip roads and a 50mph speed limit is in place on the M4 carriageway until November 2017.
M4 junctions 10 Wokingham to 11 Reading, Berkshire: safety barrier
Work to improve safety by carrying out repairs to the barrier along the M4 near Shinfield continues this week. Lane closures will be in place on the westbound carriageway overnight, between 10pm and 6am, until Friday 17 March (Monday to Friday only).
M4 junctions 11 to 12 Reading, Berkshire: resurfacing
Work to improve journeys by replacing a bridge joint and resurfacing a section of the M4 westbound carriageway between Moto services and junction 12 continues this week. Lane closures will be in place on the westbound carriageway overnight, between 10pm and 6am, until Tuesday 28 February.
The westbound carriageway will then be fully closed overnight, between 10pm and 6am, on from Wednesday 1 March for 9 nights (Monday to Friday only). A clearly signed diversion will be in place via the A33 and A4.
M4 junction 12 Theale, West Berkshire: surveys
Work to improve journeys by carrying out surveys in preparation for converting the M4 into a smart motorway continues this week. Lane 1 of the eastbound entry slip road at the junction will be closed overnight, between 9pm and 6am, from Monday 27 February for 5 nights.
M4 junctions 12 Theale to 13 Chieveley, West Berkshire: bridge refurbishment
Work to refurbish the bridges which carry the M4 over Dark Lane and Ashampstead Road continues this week. Narrow lanes and a 50mph speed limit will be in place on the east and westbound carriageways from Monday 27 February until August.
M27 junctions 3 Southampton to 2 Ower, Hampshire: resurfacing
Work to improve journeys by resurfacing the M27 westbound carriageway finishes this week. Lane closures will be in place on the westbound carriageway with traffic running along the hard shoulder only overnight, between 9pm and 6am, until Friday 3 March. Traffic will also be directed to exit at junction 3, cross the junction and return onto the M27 westbound carriageway via the entry slip road.
M27 junction 4 Chilworth, Hampshire: bridge joint
Work to maintain journeys by undertaking bridge joint replacement starts this week. The link from the M27 westbound carriageway to the M3 northbound carriageway will be closed overnight, between 10pm and 6am, from Monday 27 February for 2 weeks (Monday to Sunday). A clearly signed diversion will be in place via Junction 3, accessing the M3 from the M27 eastbound carriageway.
M27 junctions 8 Bursledon to 7 Hedge End, Hampshire: resurfacing
Work to improve journeys by resurfacing the M27 starts this week. The westbound carriageway from junction 8 to junction 7 will be closed overnight, between 10pm and 6am, from Monday 27 February for 2 weeks (Monday to Friday). A clearly signed diversion will be in place via the A27.
M271 Southampton, Hampshire: road markings and signs
Work to maintain road user safety by renewing the road markings and maintaining the signage along the M271 takes place this week. The southbound links between the A3057 Romsey Road roundabout and the M27, and between the M27 and Lordshill Roundabout will be closed overnight, between 10pm and 6am, on Saturday 4 and Sunday 5 March. A clearly signed diversion will be in place via the A3057 Romsey Road and Brownhill Way. In addition, lane closures will be in place on the southbound link from the M27 to the Lordshill Roundabout overnight, between 9pm and 6am, on Tuesday 28 February.
A3 Ockham to Guildford, Surrey: road markings and drainage
Work to maintain road user safety by renewing the road markings and carrying out drainage maintenance takes place this week. The A3 southbound carriageway will be closed from Ockham to the University Interchange at Guildford overnight, between 10pm and 6am, from Monday 27 February for 2 nights.
In addition, the A3 northbound carriageway will be closed from the University Interchange to Ockham overnight, between 10pm and 6am, from Wednesday 1 March for 2 nights.
A clearly signed diversion for the southbound closure will be in place via B2215 Portsmouth Road, A247, A25 towards Guildford, re-joining the A3 at the University Interchange. The diversion for the northbound closure is the same but in reverse.
A3(M) junction 5 Bedhampton, Hampshire: drainage
Work to maintain road user safety by carrying out drainage maintenance along the A3(M) takes place this week. Lane closures will be in place on the northbound carriageway overnight, between 9pm and 6am, from Monday 27 February for 2 nights.
A3(M) junction 3 Waterlooville, Hampshire: drainage
Work to maintain road user safety by carrying out drainage maintenance along the A3(M) takes place this week. Lane closures will be in place on the northbound carriageway overnight, between 9pm and 6am, from Wednesday 1 March for 5 nights (Monday to Friday only).
A31 St Leonards, Dorset: drainage
Work to maintain road user safety by carrying out drainage maintenance along the A31 continues this week. The A31 eastbound carriageway from the Boundary Lane junction to the Woolsbridge roundabout will be closed overnight, between 10pm and 6am, from Monday 27 February for 4 nights. Clearly signed diversions will be in place for local residents (Boundary Lane and Hurn Road) and for heavy goods vehicles (west along the A348, east along the B3073 and north up the A338).
In addition lane 1 of the eastbound carriageway between the Palmersford and Boundary Lane roundabouts will be closed overnight, between 9pm and 6am, from Friday 3 March for 5 nights (Monday to Friday only).
A34 Winchester to Sutton Scotney, Hampshire: drainage
Work to maintain road user safety by carrying out drainage maintenance starts this week. Lane closures will be in place on the northbound carriageway overnight, between 9pm and 6am, from Monday 27 February for 2 nights.
A34 Bullington Cross to Highclere, Hampshire: resurfacing and road marking
Work to improve road user’s journeys by resurfacing a section of the A34 northbound carriageway continues this week. The A34 northbound carriageway will be closed from the A303 (Bullington Cross) to the A343 (Wash Common) overnight, between 10pm and 6am, until Monday 6 March (Monday to Friday only). A clearly signed diversion will be in place via the A303, Andover and A343.
A34 Drayton to Didcot, Oxfordshire: resurfacing
Work to improve road user’s journeys by resurfacing a section of the A34 southbound carriageway starts this week. The A34 southbound will be closed from the A415 Marcham Interchange to the A4185 Chilton Junction overnight, between 10pm to 6am, from Monday 27 February for 12 nights (Monday to Friday only). A clearly signed diversion will be in place from the A420 Botley Interchange, the west on the A420, south on the A338 to Wantage, then east back towards Chilton/Milton.
A34 Oxford, Oxfordshire: surveys and street lighting
Work to improve journeys by carrying out surveys of the drainage system along the A34 continues this week. The northbound entry slip road at the A420 Botley Interchange will be closed overnight, between 10pm and 6am, on Tuesday 28 February. A clearly signed diversion will be in place south via the Hinksey Hill junction and return.
In addition, work to maintain road user safety by carrying out maintenance to the street lighting at the A44 Peartree Interchange continues this week. The southbound entry slip road will be closed overnight, between 10pm and 6am, from Monday 27 February for 5 nights. A clearly signed diversion will be in place via the Oxford ring-road, re-joining the A34 at the Hinksey Hill junction.
A303 Popham to Micheldever, Hampshire: drainage
Work to maintain road user safety by carrying out drainage maintenance along the A303 takes place this week. Lane closures will be in place on the east and westbound carriageways overnight, between 9pm and 6am, from Monday 27 February for 7 nights (Monday to Friday only).
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.
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