
Temporary Traffic Restrictions on A40: Key Details for Commuters
Starting 1st September 2025, motorists and commuters using the A40 from Raglan Interchange to the Wales-England border should prepare for temporary traffic restrictions. These changes, implemented by Welsh Ministers, are essential for planned roadworks aimed at improving the road infrastructure.
What's Happening?
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Traffic Restrictions: Various sections of the A40 will experience traffic limitations as part of essential roadworks. The order affects both eastbound and westbound routes with specific conditions on vehicle types and speed limits.
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Duration: The restrictions will be in place for up to 18 months, though they may be lifted earlier if works conclude ahead of schedule.
Key Restrictions
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Vehicle Restrictions:
- Only "exempted vehicles" (such as emergency service vehicles and certain military vehicles) are permitted on specified sections during the works.
- Vehicles wider than 2.9 meters are prohibited in designated contraflow sections.
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Speed Limits:
- A temporary speed limit of 40 mph will be enforced on certain stretches, overriding existing speed limits.
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Cyclists and Pedestrians:
- Cycling and walking will be temporarily prohibited on certain sections of the A40 to ensure safety during the works.
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Traffic Flow:
- Eastbound traffic is significantly restricted in the specified zones, with adjustments in westbound traffic flow to ensure safety and efficiency.
Affected Areas
The restrictions apply to the A40 from the Raglan Interchange towards the border with England, with specific details in schedules outlining precise affected zones.
Important Notes
- Signage: Traffic signs will be in place to guide and inform road users about the restrictions in real-time.
- Exemptions: Authorized vehicles, such as those used by emergency services, are exempt from these restrictions, ensuring vital services remain uninterrupted.
Conclusion
Commuters and local residents should plan their journeys accordingly, allowing extra time for travel and considering alternate routes if possible. These measures, though temporarily inconvenient, are crucial for the long-term improvement and safety of the A40 corridor. Keep an eye out for road signs and updates to stay informed.
Related Legislation

Temporary Road Closure on A4042: Key Information for Motorists

Traffic Alert: Temporary Road Restrictions for A494 in Bala, Gwynedd
