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Motorists faced further delays on the M20 after a crash.
Lane one was shut on the coastbound carriageway's exit slip for Junction 7 at Detling.
Kent Police were called to the scene along with Highways England traffic officers.
The road reopened just before 8pm
Operation Brock is still in place on the motorway.
Highways England tweeted to say the contra-flow system will be in place "for the next few weeks at least".