The M5 is blocked after a ‘multi-vehicle crash’.
Drivers was being held on the southbound carriageway between junction 19 (Gordano) and junction 20 (Clevedon), but now two lanes have reopened.
Emergency services are on the scene.
Highways England say traffic is being held while the incident is dealt with.
Long delays have been created as a result.
Traffic is queuing over the Avonmouth Bridge and past junction 17 (Cribbs Causeway).
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