A man has died following a collision with a HGV at a service station on the A1 at Haddon in Cambridgeshire.
Emergency teams were called to the scene at 1.49pm.
The A605 is open, but police say HGVs are not able to access the service station.
They are being advised to avoid the area.
Anyone who witnessed the collision should contact the Road Policing Unit on 101.