South West - Maintenance schemes

Our surveys have revealed large numbers of dead or dying Ash trees. These are a potential safety risk to people on or near our road network.

We need to remove or make safe ash trees identified as needing urgent action.

Closures

We'll need a combination of overnight lane and carriageway closures while we work. Our next work (s) will be:

Monday 26 January for approximately one month

• A30 from Lifton Down, Devon to Whitecross, Cornwall

If necessary we'll put signed diversion routes in place.

Please remember that closures can change at short notice. You can check the latest information on our daily closures page or find live travel information on our Traffic England site. Our travel alerts give details of live incidents on our network

In support of our Net Zero Highways Plan, we are upgrading 70% of the existing bulbs in road lighting lamps to LED by March 2027. 

Closures

We'll need overnight lane closures while we work. Our next work will be:

26 January - 31 March 2026
A30 Penzance to Cheriton Bishop

16 February - 20 March 2026
A38 near Plymouth, Liskeard, Landrake, Latchbrook and South Brent

16 March - 1 April 2026
A36 between Bath and Southampton 

Please remember that closures can change at short notice. You can check the latest information on our daily closures page or find live travel information on our Traffic England. Our travel alerts give details of live incidents on our network.

Work

We’re resurfacing the A30 Hayle Bypass. We’ll be working on the eastbound and westbound carriageways between Loggans Moor roundabout and St Erth roundabout. 

This will maintain and improve safety for everyone using the road. It will also reduce the need for any unplanned closures.

Closures

The A30 Hayle Bypass will be closed weeknights between Loggans Moor Roundabout and St Erth Roundabout.

This is when there’s the least amount of traffic on the road.

We’ll be working Monday – Friday, 8pm - 6am, from Monday 02 February until Tuesday 03 March.

During the day and at the weekend the road will be open as usual.

Diversions

Well signed diversions will be in place. 

Eastbound traffic:

• leave the A30 at St Erth Roundabout
• follow the B3301
• continue through Hayle
• rejoin at Loggans Moor Roundabout

Westbound traffic:

• Follow eastbound in reverse 

Please plan ahead and allow extra time for your journeys.

Dates may change at short notice due to poor weather conditions or operational reasons.

If we’re unable to complete our work as planned, we may need to continue beyond the dates stated above.

Please remember that closures can change at short notice. You can check the latest information on our daily closures page or find live travel information on our Traffic England. Our travel alerts give details of live incidents on our network.

To work safely, we’ll use a combination of overnight:

• temporary two-way traffic lights along A388 Tavistock Road
• lane closures on the A30
• carriageway closures on the A30.

We’ll work weeknights (7pm – 6am).

Closures

Monday 12 January to Tuesday 10 February - A388 Tavistock Road 

Temporary two-way traffic lights overnight (7pm – 6am) on weeknights.

Thursday 5 February - A30 (A388 / A30 junction)

One lane westbound closed overnight (8pm - 6am).

Thursday 5 February - A30 eastbound carriageway between Tavistock junction and Lifton Down

Fully closed overnight (8pm - 6am).

Eastbound diversion: 

• at the junction with A388 turn left into Tavistock Road
• at the roundabout turn right into Tavistock Road
• at the junction turn right into Dockacre Road
• follow the A388 back to A30. 

Friday 6 and Monday 9 February - A30 (A388 / A30 junction)

One lane eastbound closed overnight (8pm - 6am) on each night.

Friday 6 and Monday 9 February - A30 westbound carriageway between Lifton Down and Tavistock junction

Fully closed overnight (8pm - 6am) on each night.

Westbound diversion:

• at the junction turn left into A388
• follow the A388 to the junction with Tavistock Road
• at the junction turn left into Tavistock Road
• at the roundabout take third exit into A30 westbound. 

The roads will be open as normal during the day and at weekends. 

Please remember that closures can change at short notice. You can check the latest information on our daily closures page or find live travel information on our Traffic England site. Our travel alerts give details of live incidents on our network.

We're refreshing the road markings and cat eyes at various locations along the A36 between Bath and Southampton to keep the road safe for drivers.

The work will take place weeknights only from Tuesday 16 September to February 2026 (8pm to 6am).

Dates may change at short notice due to poor weather conditions or operational reasons. If we’re unable to complete our work as planned, we may need to continue beyond the dates stated above. 

Well-signed diversions will be in place to help you plan alternative routes.

We know roadworks can be frustrating, but this work is vital to maintain safety standards on this busy route. By working overnight on weeknights, we're minimising disruption to your journeys.

Please remember that closures can change at short notice. You can check the latest information on our daily closures page or find live travel information on our Traffic England. Our travel alerts give details of live incidents on our network.

Bloor Homes and Montel Civil Engineering are developing land at Stoketon Cross for new housing.

This includes:

• a new access roundabout onto the A38
• two new access junctions.

Bloor Homes and Montel Civil Engineering will need traffic management at various locations while they work.

For more information, visit Montel Civil Engineering.

Works

We're renewing road markings and replacing road studs along stretches of the A38 between Kennford and Looe Mills from 7 November 2025 until spring 2026. 

We'll work in phases under overnight closures to keep disruption to a minimum.

Closures

The work will be carried out overnight Mondays to Fridays, between the hours of 8pm and 6am, however we'll aim to finish earlier if possible.

In order to carry out this work safely, there will be a combination of:

• overnight  lane closures (8pm to 6am)
• short sections of overnight carriageway closures (8pm-6am)
• temporary traffic lights
• convoy systems - you'll be escorted through works behind one of our vehicles at reduced speed

We'll signpost diversion routes, if needed, and maintain access for emergency services.

During the day the road will be open as usual but please plan ahead and allow extra time for your journeys.

Working dates may change at short notice due to poor weather conditions or operational reasons. 

We’ll make every effort to ensure the impact on local community and travelling public is kept to a minimum. Please accept our apologies in advance for any inconvenience this work may cause.

Please remember that closures can change at short notice. You can check the latest information on our daily closures page or find live travel information on our Traffic England website. Our travel alerts give details of live incidents on our network.

The A38 will be closed overnight between Turfdown Cross and Twelvewoods roundabout (at the junction with the A390 at Dobwalls).

Monday 16 to Friday 20 March (8.30pm-6am)

Works will include:

• clearing verges and drains to prevent flooding
• surfacing of small sections of road 
• cleaning signs to ensure good visibility
• trimming vegetation
• refreshing road markings and road studs where needed. 

Cornwall Council will also be using the closure to clear litter.

Diversions

• All light vehicles travelling both east and westbound will be diverted by Lostwithiel (see orange route on map)
• HGV’s travelling westbound will also be diverted by this route

HGVs over 20 tonnes travelling eastbound will be diverted by:

• the A30 to Launceston
• then onto the A388
• re-join the A38 at Carkeel roundabout (see blue route on map)

Diversion route map

Access to Bodmin Parkway Station will be maintained throughout the works. Drivers needing to enter or exit Bodmin Parkway station overnight will need to travel via Turfdown roundabout.

Please plan ahead and allow plenty of time for your journeys.  

Please remember that closures can change at short notice. You can check the latest information on our daily closures page or find live travel information on our Traffic England site. Our travel alerts give details of live incidents on our network.

Work

We're replacing the lighting at Zoons Court roundabout, along with new road markings, studs, anti-skid surfacing and resurfacing work.

Closures and diversions

2–27 February

Lane closures and full closures overnight (8pm–6am), Monday to Friday, on Zoons Court roundabout and the A417 and Delta Way approaches.

2 February 

Lane closures only overnight

3 February 

Full overnight closure of the A417 northbound from A417 Zoons Court roundabout to A417/A38 roundabout.

Diversion via:

• Delta Way southbound
• Hucclecote Road and Barnwood
• turn right at the roundabout to join Coronium Avenue and rejoin the A417

4 February

Full overnight closure of A417 southbound carriageway from A417/A38 Roundabout to A417 Zoons Court Roundabout.

Diversion is the reverse of the route above.

5 February

Overnight closure of the M5 northbound J11a exit slip onto A417 northbound

Diversion via:

• 11a northbound exit slip
• follow the southbound slip road and join the B4641 Valiant Way to Delta Way roundabout and
• take the third exit to take the Brockway Bypass / Delta Way to Zoons Court roundabout

Full overnight closure of A417 northbound from to A417 Brockworth Interchange to A417 Zoons Court Roundabout.

Diversion

• leave the A417 at 11a and
• take the A4641 to the Delta Way roundabout and
• take the Brockworth Bypass / Delta Way to Zoons Court roundabout.

6 February 

Full overnight closure of Brockworth Bypass / Delta Way southbound from A417 Zoons Court Roundabout to Hucclecote Road

Diversion via:

• A417 northbound to the A417 / A38 roundabout.
• Take the second exit straight on to the Walls roundabout and
• take the first exit onto the Hucclecote Road to rejoin the Delta Way

March weekends

Full overnight closures (8pm–6am) on:

• 7 - 8 March
• 14 -15 March 
• 21 - 22 March
• 28 - 29 March held as a contingency.

Signed diversions will be in place during full closures.

We work overnight when traffic volumes are lower. Thank you for your patience while we complete this important safety work.

Other works nearby: There is additional work on the A417 which may affect your journey. 

Please remember that closures can change at short notice. You can check the latest information on our daily closures page or find live travel information on our Traffic England. Our travel alerts give details of live incidents on our network.

Work

We're renewing road markings and replacing road studs along the A46 between M4 J18 and Cold Ashton roundabout.

To keep disruption to a minimum, we'll work under a series of weekend, nighttime closures. 

Closures

The A46 will be closed in both directions between M4 J18 and Cold Ashton roundabout, Saturday and Sunday nights (8pm – 6am) on:

• Saturday 7 February and Sunday 8 February
• Saturday 14 February and Sunday 15 February
• Saturday 21 February and Sunday 22 February

The A46 will be open as usual during the day.

The M4 will remain open throughout.

Diversions

Well signed diversions will be in place.

For southbound traffic, diversions will be via:

• the B4465
• the A4174
• the A420

Northbound traffic to follow in reverse.

Access will be maintained to properties on the A46 directly within the closure. Please speak to the site team at the nearest closure point to be escorted through the works.

Please plan ahead and allow extra time for your journeys.

Dates may change at short notice due to poor weather conditions or operational reasons. If we’re unable to complete our work as planned, we may need to continue beyond the dates stated above.

Please remember that closures can change at short notice. You can check the latest information on our daily closures page or find live travel information on our Traffic England. Our travel alerts give details of live incidents on our network.

We're investing almost £6million to improve the A46 between Cold Ashton roundabout and London Road junction roundabout.

Our works will improve safety, make journeys more reliable, and reduce the need for future unplanned closures. 

This year, we'll be undertaking several essential schemes on the A46, including:

Phase one (Sunday 18 January – Friday 20 March)

• Geotechnical surveys at Charmy Down
• installing new and upgraded chevron signage at Hartley Bends

To find out more and to keep up to date with our works on the A46, visit our dedicated webpage.

You'll find more information ion this scheme on our page Safety schemes in the South West region.

We'll keep three lanes open in each direction with a speed limit of 50mph for most of our works

Closures

We'll need overnight closures to install traffic management:

20 and 21 October 2025 - M5 southbound between junctions 25 and J27

• two lanes closed overnight (8pm – 6am)

22 to 25 October 2025 - M5 northbound between junctions 27 and 25

• two lanes closed overnight (8pm – 6am)

25 to 27 October 2025 - M5 north and southbound between junctions 27 and 25

• two lanes closed overnight in each direction (8pm – 6am)

27 to 31 October 2025 - M5 northbound between junctions 27 and 25

• full closure overnight (9pm - 6am)

28 October 2025 – 20 February 2026

• northbound speed limit of 50mph 24 hours a day

1 to 2 November 2025 - M5 southbound between junctions 25 and J27

• two lanes closed (9pm - 12am) 
• all three lanes closed (12am-6am)

2 to 3 November 2025 - M5 southbound between junctions 25 and J27

• full closure overnight (9pm-6am) 

2 November 2025 – 12 February 2026

• southbound speed limit of 50mph 24 hours a day

9 to 10 November 2025 - M5 southbound between junctions 25 and J27

• full closure overnight (9pm - 6am)

1 to 6 December 2025 - M5 northbound between junctions 27 and 25

• full closure overnight (9pm - 6am)

6 to 8 December 2025 - M5 southbound between junctions 25 and J27

• full closure overnight (9pm - 6am)

13 to 15 December 2025 - M5 southbound between junctions 25 and J27

• full closure overnight (9pm - 6am)

20 to 21 December 2025 - M5 southbound between junctions 25 and J27

• full closure overnight (9pm - 6am)

2 to 3 January 2026 - M5 southbound between junctions 25 and J27

• full closure overnight (9pm - 6am)

11 to 12 February 2026 - M5 southbound between junctions 25 and J27

• full closure overnight (9pm - 6am)

14 - 15 February 2026 - M5 southbound between junctions 25 and 27

• full closure overnight (9pm – 6am)

19 – 23 February 2026 - M5 northbound between junctions 27 and 25

• full closure overnight (9pm - 6am)

22 - 25 February 2026 - M5 southbound between junctions 25 and J27

• two lanes closed overnight (8pm – 6am)

25 - 28 February 2025 - M5 northbound between junctions 27 and 25

• two lanes closed overnight (8pm – 6am)

Diversions

We'll put signed diversions in place from  M5 southbound junctions 25 to J27 and M5 northbound junctions 27 and 25 by the A38 and A358.

Please remember that closures can change at short notice. You can check the latest information on our daily closures page or find live travel information on our Traffic England site. Our travel alerts give details of live incidents on our network.

We're resurfacing the M5 southbound between junctions 14 and 15.

This essential work will maintain and improve safety for everyone using the road, and reduce the need for unplanned closures. 

Closures

We’ll have overnight southbound carriageway closures from 9pm until 6am on the M5 junctions 14 - 15:

• Monday 23 February
• Tuesday 24 February

If we’re unable to complete our work as planned during the above dates, we’ll also have closures on Wednesday 25 February.

Diversion

When the southbound carriageway is closed, traffic will follow:

• exit at junction 14 and turn right onto B4509
• turn left onto A38 (Gloucester Road)
• re-join the M5 via junction 16 (southbound follow signs for the South West) or (northbound follow signs for M4 Wales or London) 

Please plan ahead and allow extra time for your journeys. 

This work depends on favourable weather conditions – heavy rain may affect our progress. 

Please remember that closures can change at short notice. You can check the latest information on our daily closures page or find live travel information on our Traffic England. Our travel alerts give details of live incidents on our network.

Works

We’re renewing road markings and replacing road studs along stretches of the M5 between junctions 22 and 31 until spring 2026.

We’ll work overnight and on weeknights only.

Closures

To work safely, we'll work in phases under a combination of:

• overnight lane closures (9pm-6am)
• short sections of overnight carriageway closures (8pm-6am)

If needed, well signed diversion routes will be in place. 

Please plan ahead and allow extra time for your journeys.

Dates may change at short notice due to poor weather conditions or operational reasons. 

Please remember that closures can change at short notice. You can check the latest information on our daily closures page or find live travel information on our Traffic England site. Our travel alerts give details of live incidents on our network.

Works

We’re replacing several of our motorway gantry signs in the region. 

We’ve planned a combination of overnight lane closures and full slip road closures (8pm-6am). 

Closures

Monday 12 January

• M4 junction 18 eastbound exit slip road closure
• there will also be lane closures on the M4 eastbound approaches to junction 18

Diversion by junction 17.

Tuesday 13 January – Thursday 15 January

• M4 junction 18 eastbound 
• only one lane will be open each night on the approaches to junction 18

Friday 16 January

• M5 junction 18a southbound exit slip closure (8.30pm-6am). 

Diversion by junction 19

Monday 19 January and Tuesday 20 January

• M5 junction 18a northbound 
• only one lane will be open each night on the approaches to junction 18a

Thursday 22 January

• Avonmouth spur from Portway Roundabout to M5 J18a northbound entry slip / M49 link will be closed.
• Diversion for M5 northbound and M49 via St Brendan’s roundabout. Via M5 southbound to J19, return M5 northbound 

Friday 23 January  

• M5 J18a northbound exit slip closure (9pm – 6am). The exit slip links the M5 northbound onto the M49 northbound
• Diversion via M5 northbound J15, M4 westbound J22

Wednesday 28 January

• M5 junction 18a southbound exit slip closure
• Diversion via Avonmouth interchange and rejoin M5 Southbound via Junction 18 entry slip 

Friday 30 January, Monday 2 February and Tuesday 3 February

• M5 junction 18a southbound exit slip closure
• Diversion via Junction 19
• M49 southbound closure from M4 junction 22 Roundabout to M5 southbound
• Diversion via M4 Eastbound Junction 20, M5 Southbound junction 18a and junction 18a diversion

Monday 9 February and Tuesday 10 February

• Avonmouth spur from Portway Roundabout to M5 J18a northbound entry slip / M49 link will be closed.
• Diversion for M5 northbound and M49 via St Brendan’s roundabout. Via M5 southbound to J19, return M5 northbound 

All diversion routes will be well signed.

Please plan ahead and allow extra time for your journeys. 

Dates may change at short notice due to poor weather conditions or operational reasons. If we’re unable to complete our work as planned, we may need to continue beyond the dates stated above. 

Please remember that closures can change at short notice. You can check the latest information on our daily closures page or find live travel information on our Traffic England. Our travel alerts give details of live incidents on our network.