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Drivers heading into Kent over the Dartford Crossing are facing delays due to a crash.
The number of lanes in use on the coastbound route have been halved as a result of the incident.
Two lanes are shut between Junction 31 and Junction 1A of the M25.
Earlier this week, it was the 30th anniversary since the launch of the QEII bridge.
Listen to kmfm for travel updates.
Read more: All the latest news from Dartford