A45 roadworks

Live and upcoming roadworks, closures and disruption on the A45 across the UK, from Department for Transport Street Manager data. Updated 3 August 2026.

• A45 From J A46/A444 To J A46/B4110 E

  National Highways · 9 Jul 2026 → 5 Aug 2026
  Medium
• A45 From J B4455 To J A4071/B4453 E

  National Highways · 3 Aug 2026 → 5 Aug 2026
  Medium
• A45 From J A423 To J 445 E

  National Highways · 3 Aug 2026 → 28 Aug 2026
  Medium
• A45 From J A445 To J B4455 E

  National Highways · 3 Aug 2026 → 28 Aug 2026
  Medium
• A45 From J B4455 To J A4071/B4453 E

  National Highways · 3 Aug 2026 → 28 Aug 2026
  Medium
• A45 From J 445 To J A423 W

  National Highways · 3 Aug 2026 → 28 Aug 2026
  Medium
• A45 From J B4455 To J A445 W

  National Highways · 3 Aug 2026 → 28 Aug 2026
  Medium
• A45 From J A4071/B4453 To J B4455 W

  National Highways · 3 Aug 2026 → 28 Aug 2026
  Medium
• A45 Through J A452 E

  National Highways · 10 Aug 2026 → 15 Aug 2026
  High
• A45 From J M1 J15 To J A508/A5076/B526 E

  National Highways · 10 Aug 2026 → 12 Aug 2026
  High
• A45 From J A508/A5076/B526 To J M1 J15 W

  National Highways · 10 Aug 2026 → 12 Aug 2026
  High
• A45 From J A508/A5076/B526 To J M1 J15 W

  National Highways · 10 Aug 2026 → 12 Aug 2026
  High
• A45 Daventry Link Road

  West Northamptonshire Council · 16 Aug 2026 → 16 Aug 2026
  High
• A45 From J A508/A5076/B526 To J M1 J15 W

  National Highways · 18 Aug 2026 → 20 Aug 2026
  High
• A45 From J A508/A5076/B526 To J M1 J15 W

  National Highways · 18 Aug 2026 → 20 Aug 2026
  High
• A45 From J M1 J15 To J A508/A5076/B526 E

  National Highways · 18 Aug 2026 → 20 Aug 2026
  High
• A45 From J M1 J15 To J A508/A5076/B526 E

  National Highways · 18 Aug 2026 → 20 Aug 2026
  High
• A45 J A43 Leave W

  National Highways · 14 Oct 2026 → 16 Oct 2026
  High
• A45 Daventry Link Road

  West Northamptonshire Council · 16 Oct 2026 → 16 Oct 2026
  High
• A45 Daventry Link Road

  West Northamptonshire Council · 16 Oct 2026 → 16 Oct 2026
  High
• A45 From J M45/B4429 To J A4071/B4453 W

  National Highways · 14 Dec 2026 → 19 Dec 2026
  Medium
• A45 From J A4071/B4453 To J B4455 W

  National Highways · 14 Dec 2026 → 19 Dec 2026
  Medium

Councils on the A45