The A31 is closed in both directions around Canford Bottom.
The road has queuing traffic from Ferndown westbound, and the Merley Roundabout eastbound, with congestion on surrounding routes including Wimborne Road and Ham Lane.
Dorset Police were called at 10.18am to report of a collision involving a motorbike and a van and no serious injuries are reported.
We’re keeping listeners up-to-date on the radio, just listen online via apps or smart speakers.