Motorists in Essex are facing significant delays this morning after a medical emergency forced the closure of the A12 southbound between Junction 12 (Brentwood) and Junction 11 (M25 interchange).
Essex Police are currently on the scene, with National Highways confirming the full closure and urging drivers to plan alternative routes.
“The A12 southbound between J12 and J11 is fully shut while emergency services attend the scene,” a spokesperson said.
Diversion Route Issued
Drivers heading towards the M25 are advised to follow the official diversion route:
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Exit A12 southbound at J12
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Take the first exit at the roundabout onto the A1023 toward Brentwood
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Continue for approximately 4 miles through Brentwood
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At the M25 J28 roundabout, take the second exit to rejoin the A12 southbound
For real-time updates, motorists can contact National Highways on 0300 123 5000 or visit www.trafficengland.com
Delays Expected – Plan Ahead
National Highways warns delays are likely on approach to the closure, especially during peak hours.
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Consider re-routing or delaying travel
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Stay updated via travel apps or local traffic bulletins
Latest Travel Updates
Follow @HighwaysEAST on X (formerly Twitter) for live updates from the scene. Authorities have not yet confirmed when the southbound carriageway will reopen.
This is a developing story. We’ll update you with more details as they become available.
