A14 junction 36 to 42 resurfacing and drainage maintenance

Latest updates

• 17 October 2025

  Planned closures, Monday 20 October to December 2025

  We’re resurfacing and doing drainage work on the A14 between junction 33 and 38.

  Once complete, drivers will enjoy a safer, smoother and better-marked road that drains and is less likely to flood. 

  We’ll be working between Monday 20 October until the end of December 2025, weeknights only, weather permitting.

  Closures and diversions

  To work safely, we’ll need the following road closures.

  Monday 20 October to Friday 7 November 2025 (9pm to 6am) 

  A14 between junction 33 to 39 eastbound and A11 northbound from Six Mile Bottom closed

  A14 traffic will be diverted at junction 33 (Milton)

  • Leave the A14 at junction 33
  • At Milton Interchange, take the first exit onto the A10
  • Continue on the A10 and after passing Little Thetford, join the A142 onto the Ely Southern Bypass
  • Continue south on the A142
  • Rejoin the A14 at junction 37

  A11 traffic will be diverted at the A1304 junction (Six Mile Bottom)

  • Continue along the A1304 London Road
  • At the roundabout, take the third exit onto Barbara Stradbroke
  • Avenue and continue through Newmarket
  • Rejoin the A11 onto the fast link entry slip road

  14 junction 33 to 38 and A11 northbound diversion route

  Monday 10 November until the end of December 2025 (9pm to 6am) 

   A14 eastbound junction 35 to 39 closed

  A14 traffic will be diverted at junction 35 (Stow Cum Quy)

  • Leave the A14 at junction 35
  • At Quy Interchange, take the first exit onto the A1303
  • At the next roundabout, take the second exit onto A1304 (Barbara Stradbroke Avenue) and continue through Newmarket
  • Turn onto the B1506 (Well Bottom) and follow it onto Bury Road
  • Rejoin the A14 at junction 39

  A11 Traffic will be diverted at the A1304 junction (Six Mile Bottom)

  • Continue along the A1304 London Road
  • At the roundabout, take the third exit onto Barbara Stradbroke
  • Avenue and continue through Newmarket
  • Rejoin the A11 via the fast link entry slip road

  A14 junction 35 to 39 eastbound diversion route

  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.

• 06 October 2025

  Planned road closures in October 2025

  Our maintenance work is progressing well.

  The next phase of work including resurfacing and drainage is on the A14 eastbound between junctions 35 (Stow Cum Quy Interchange) and 38 (Waterhall Interchange). 

  To work safely, we’ll need to close the road weeknights (9pm to 6am) from Monday 13 to Friday 17 October. 

  Diversions

  A14 traffic will be diverted at junction 35 (Stow Cum Quy Interchange) by:

  • leaving the A14 at junction 35 
  • at Stow Cum Quy Interchange, take the first exit onto the A1303 
  • at the next roundabout, take the second exit onto A1304 (Barbara Stradbroke Avenue) and continue through Newmarket 
  • turn onto the B1506 (Well Bottom) and follow it onto Bury Road
  • re-join the A14 at junction 39 

  A11 Traffic will be diverted at the A1304 junction (Six Mile Bottom) by:

  • continuing along the A1304 London Road 
  • at the roundabout, take the third exit onto Barbara Stradbroke Avenue and continue through Newmarket
  • re-join the A11 via the fast link entry slip road 

  Diversion route map

  We’ll also begin work between junctions 33 (Milton Interchange) and 37 (Exning Interchange) soon. 

  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.

• 25 September 2025

  A14 junction 36 to 42 resurfacing and drainage works

  Works

  Our maintenance work is progressing well on the A14.

  We’ve finished the westbound section, and we’ll shortly begin the next stage of our work eastbound between junctions 38 (Waterhall) and 42 (Bury St Edmunds). This will include resurfacing and drainage works.

  Closures and Diversion

  To work safely, we’ll need these closures:

  • Monday 29 September to Friday 10 October (9pm to 6am)

  If you're heading east on the A14:

  • leave at junction 38
  • head north on the A11 to Thetford
  • leave the A11 and take the A134 (Brandon Road)
  • continue on the A134 to the A143
  • re-join the A14 at junction 43 (St Saviours)

  Diversion route map

  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.

• 15 September 2025

  A14 junction 36 (Cambridge) to 42 (Bury St Edmunds) resurfacing and drainage maintenance

  We’ll refresh road markings along the A14 between junctions 38 (Waterhall) and 42 (Bury St Edmunds).

  To work safely, we’ll need these closures:

  Monday 29 September to Friday 10 October (9pm to 5am)

  A14 eastbound between junctions 38 (Waterhall) and 42 (Bury St Edmunds). 

  Diversion

  If you're heading east on the A14:

  • leave at junction 38
  • head north on the A11 to Thetford
  • leave the A11 and take the A134 (Brandon Road)
  • continue on the A134 to the A143
  • rejoin the A14 at junction 43 (St Saviours)

  A14 eastbound junctions 38-42 diversion map

  Monday 21 July to Saturday 8 August (8pm to 6am)

  A14 westbound between junctions 36 and 42, both lane one and lane two closures. No diversion necessary.

  Monday 11 August to end of September 2025 (9pm to 5am)

  A14 between junctions 36 and 39 full westbound closure. 

  Diversion

  A14 westbound junctions 36 - 39 diversion map

  Drivers wanting to get to the A11 can use the same diversion route and join the A11 via Six Mile Bottom. 

  Once we finish the westbound section, we’ll start work eastbound between junctions 36 and 42. This will run from early October to December 2025.

  We’ll also begin improvements between junctions 39 and 42. We’ll be in touch soon with more details. 

  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.

• 23 July 2025

  Work gets under way

  To work safely, we’ll need the following road closures: 
   
  Monday 21 July to Saturday 8 August (8pm to 6am) - A14 westbound between junctions 36 and 42, both lane one and lane two closures. No diversion necessary. 
   
  Monday 11 August to end of September 2025 (9pm to 5am) - A14 between junctions 36 and 39 full westbound closure. 

  Closure and diversion

  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.

  Diversions

  • If you're heading west on the A14 from junction 39, leave at junction 39 and follow the B1506. 
  • Continue through Newmarket on the A1304. At the first roundabout, take the third exit onto the A1303. 
  • Stay on the A1303 until you reach junction 36, where you can rejoin the A14.

  Drivers wanting to get to the A11 can use the same diversion route and join the A11 via Six Mile Bottom. 

  Once we finish the westbound section, we’ll start work eastbound between junctions 36 and 42. This will run from early October to December 2025. We’ll also begin improvements between junctions 39 and 42. We’ll be in touch soon with more details. 

  We will be standing down on the below days:

  • 15 August – Newmarket Race Day
  • Week commencing 18 August
  • 5 September

  Map of diversion route.