A3 roadworks

Live and upcoming roadworks, closures and disruption on the A3 across the UK, from official roadworks permit data (DfT Street Manager and National Highways in England, the Scottish Road Works Register in Scotland, TrafficwatchNI in Northern Ireland). Updated 2 November 2026.

• A3 Northbound Between A320 and A3100

  National Highways · Slip road closure · Sun 1 Nov, 21:00 – 06:00 (overnight)
  High
• A3 Northbound Between A320 and A3100

  National Highways · Slip road closure · Sun 1 Nov, 21:00 – 06:00 (overnight)
  High
• A3 J A320 Leave S

  National Highways · Highway repair and maintenance works · 2 Nov 2026 → 3 Nov 2026
  Medium
• A3 Northbound Between A320 and A3100

  National Highways · Slip road closure · Mon 2 Nov, 21:00 – 06:00 (overnight)
  High
• A3 Northbound Between A320 and A3100

  National Highways · Slip road closure · Mon 2 Nov, 21:00 – 06:00 (overnight)
  High
• A3 Northbound Within the A245 Junction

  National Highways · Lane closures · Mon 2 Nov, 22:00 – 05:30 (overnight)
  Medium
• A3 Fast Slip From A3 Southbound To M25 Anti-Clockwise

  National Highways · Slip road closure · Mon 2 Nov, 22:00 – 05:30 (overnight)
  High
• A3 From J B2070 To A3m S

  National Highways · Utility asset works · 3 Nov 2026 → 4 Nov 2026
  Medium
• A3 Roundabout at A3/B3006

  National Highways · Lane closures · Tue 3 Nov, 20:00 – 06:00 (overnight)
  Medium
• A3 Northbound Between A320 and A3100

  National Highways · Slip road closure · Tue 3 Nov, 21:00 – 06:00 (overnight)
  High
• A3 Northbound Between A320 and A3100

  National Highways · Slip road closure · Tue 3 Nov, 21:00 – 06:00 (overnight)
  High
• A3 Fast Slip From A3 Southbound To M25 Anti-Clockwise

  National Highways · Slip road closure · Tue 3 Nov, 22:00 – 05:30 (overnight)
  High
• A3 Northbound Within the A245 Junction

  National Highways · Lane closures · Tue 3 Nov, 22:00 – 05:30 (overnight)
  Medium
• A3m J3 Leave S

  National Highways · Optional permit (no fee) e.g. for traffic management etc · 4 Nov 2026 → 4 Nov 2026
  Medium
• A3m J3 Leave S

  National Highways · Optional permit (no fee) e.g. for traffic management etc · 4 Nov 2026 → 4 Nov 2026
  Medium
• A3 Northbound Between B2131 and A333

  National Highways · Roadworks · Wed 4 Nov, 20:00 – 06:00 (overnight)
  Minor
• A3 Northbound Between A320 and A3100

  National Highways · Slip road closure · Wed 4 Nov, 21:00 – 06:00 (overnight)
  High
• A3 Northbound Between A320 and A3100

  National Highways · Slip road closure · Wed 4 Nov, 21:00 – 06:00 (overnight)
  High
• A3 Northbound Within the A245 Junction

  National Highways · Lane closures · Wed 4 Nov, 22:00 – 05:30 (overnight)
  Medium
• A3 Northbound Within the A245 Junction

  National Highways · Lane closures · Wed 4 Nov, 22:00 – 05:30 (overnight)
  Medium
• A3 Northbound Between A320 and A3100

  National Highways · Slip road closure · Thu 5 Nov, 21:00 – 06:00 (overnight)
  High
• A3 Northbound Between A320 and A3100

  National Highways · Slip road closure · Thu 5 Nov, 21:00 – 06:00 (overnight)
  High
• A3 Southbound Access From A272 Near Petersfield (South)

  National Highways · Slip road closure · Thu 5 Nov, 21:00 – 06:00 (overnight)
  High
• A3 Northbound Between A247 and B2039

  National Highways · Lane closures · Thu 5 Nov, 21:00 – 06:00 (overnight)
  Medium
• A3 Northbound Within the A245 Junction

  National Highways · Lane closures · Thu 5 Nov, 22:00 – 05:30 (overnight)
  Medium

Councils on the A3