Traffic has been stopped in both directions on the M5 around the Avonmouth Bridge, with long queues building as drivers are urged to reroute or delay travel.
UK traffic update • Bristol area
The M5 has been closed in both directions near Bristol after what officials are describing as a police-led incident, bringing a key stretch of motorway to a standstill and quickly spilling congestion onto surrounding local roads.
M5 closed with huge delays following police incident https://t.co/pwyarsGdLB
— North Somerset Times (@NSomTimes) January 30, 2026
National Highways says the closure covers the section between Junction 18 (M49) and Junction 19 (Gordano Services), around the Avonmouth Bridge. The impact for drivers is being listed as long delays, with a local diversion in place while traffic is managed.
The #M5 in #Bristol is currently closed in both directions between J18 (#M49) and J19 #GordanoServices due to a @ASPolice led incident.
— National Highways: South-West (@HighwaysSWEST) January 30, 2026
Further updates to follow. pic.twitter.com/AzoU2Dq9bI
Live snapshot for drivers
| What’s happening | What it means right now |
|---|---|
| Road status | M5 closed both directions between J18 (M49) and J19 (Gordano Services), around the Avonmouth Bridge. |
| Cause | Avon & Somerset Police-led incident (details may be limited while officers respond). |
| Delays | National Highways lists long delays (around 30 minutes) and advises allowing extra time. |
| Traffic management | Traffic has been released from the rear of the queue in one direction, with preparations to release vehicles on the other carriageway. : |
| What to do | If this affects your route, plan ahead, consider rerouting, or delay your journey where possible. |
For the most up-to-the-minute official update, check the National Highways travel alert for the M5 closure.
For many commuters, this is one of the worst places to lose a motorway lane — let alone the entire carriageway. Junctions 18 and 19 sit at a busy pinch point where traffic funnels toward Bristol, the M49 and the approaches around Avonmouth. When the M5 stops here, delays often multiply fast: heavy vehicles struggle to reposition, local diversion routes become saturated within minutes, and even short-distance journeys can end up stuck behind miles of stationary traffic.
What “police-led incident” usually signals. When motorway messages use the phrase “police-led incident”, it often means the response is being directed by officers rather than roadworks crews or a standard breakdown recovery. In many cases, that also means information can remain limited for a time, especially if there are welfare or safety concerns at the roadside. The key takeaway for drivers is practical: treat the closure as potentially extended, avoid the area if you can, and don’t assume it will clear quickly just because it’s “only” a police incident.
How to avoid getting trapped in the queue. If you’re approaching the Bristol area and you can choose another route, do it early. Once you’re within the “stack” of traffic behind a full closure, there may be few safe opportunities to exit. If you’re already committed to the M5 and traffic is slowing to a crawl, keep a large gap, stay alert for emergency vehicles, and follow any lane closure or diversion instructions exactly — they are designed to keep access clear for responders and to prevent secondary collisions.
If you’re heading to pick someone up. Drivers collecting family or friends should consider switching to public transport or delaying travel until you can confirm movement on the motorway. A closure near Avonmouth can ripple in both directions, and the final miles into Bristol can become stop-start even after the motorway begins moving again. If your plans are flexible, the least stressful option is often to wait for confirmation that queues are clearing.
For local residents, expect knock-on congestion. When a motorway closes between Junction 18 and Junction 19, nearby routes quickly pick up overflow traffic. That can mean heavier volumes around connecting roads and services, longer bus times, and more vehicles using smaller local streets to find a way around. If you don’t need to drive, it’s one of those afternoons where staying put can save you a lot of time — and frustration.
Keep your update sources tight. During fast-moving incidents, rumours spread quickly on social media. The most reliable approach is to watch for official traffic updates and roadside signage, then adjust your travel plan based on confirmed information. If you’re publishing updates for readers, keep the language calm, timestamp any changes, and avoid guessing what the incident “might be” until authorities have confirmed details.
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