Significant disruption is affecting traffic on the M5 southbound carriageway following a multi-vehicle collision that has led to the closure of two lanes. The incident occurred this afternoon, Monday, June 29, between junction 14, serving Thornbury, and junction 15, the Almondsbury Interchange, a key route for traffic heading towards Bristol and the South West.
Incident Details and Location
Emergency services were dispatched to the scene after reports of a collision involving multiple vehicles. Traffic cameras in the vicinity captured images indicating the presence of several cars and potentially other vehicles involved in the crash. Police officers were observed managing the situation on the ground, working to assess the damage, attend to any injured parties, and begin clearing the affected area.
The closure of two lanes on the busy M5 southbound has inevitably caused substantial traffic delays. Motorists attempting to travel in this direction are advised to anticipate extended journey times and to seek alternative routes if possible. The precise cause of the collision is yet to be officially determined, and investigations are ongoing.
Impact on Traffic and Travel Advice
The M5 is a critical artery for national and regional travel, and closures of this nature, especially during peak or near-peak hours, can have a cascading effect on surrounding road networks. Drivers approaching the affected section are strongly encouraged to exercise caution and be prepared for significant congestion. Information from traffic monitoring services indicates that queues have begun to form, stretching back from the incident site.
Authorities are working diligently to reopen the closed lanes as swiftly and safely as possible. However, the process of clearing the scene, removing damaged vehicles, and ensuring the road surface is safe for use can be time-consuming. Updates on the reopening status will be provided as they become available.
Recommended Actions for Drivers
- Check Live Traffic Information: Before setting off, consult real-time traffic updates for the M5 southbound and surrounding areas.
- Consider Alternative Routes: Explore diversionary routes, though be aware that these may also experience increased traffic volumes. Local A-roads might offer an alternative, but their capacity can be limited.
- Allow Extra Time: If travel through the affected area is unavoidable, significantly increase the time allocated for the journey.
- Follow Official Guidance: Adhere to instructions from police and traffic management personnel at the scene and on electronic signage.
Ongoing Situation and Future Updates
The immediate priority for emergency responders is the safety and well-being of those involved in the collision and the safe management of the highway. Further details regarding the number of vehicles involved, the extent of any injuries, and the estimated time for the full reopening of the M5 southbound carriageway are expected to be released as the situation develops.
This incident serves as a stark reminder of the importance of road safety and the potential for severe disruption when accidents occur on major motorways. Drivers are reminded to maintain appropriate speeds, observe safe following distances, and remain attentive to driving conditions at all times to help prevent such incidents.
As the response and recovery efforts continue, authorities are committed to providing timely information to the public to help mitigate the impact on travel plans. The focus remains on clearing the obstruction and restoring normal traffic flow to the M5 as efficiently as possible.


