Drivers are being warned of long delays between St Neots and Elitisley following a collision this afternoon (Tuesday).
The crash is believed to have happened this afternoon on the A428 Eastbound, at the junction near the B1040.
Emergency services are currently at the scene and it is not known if anyone is injured.
Drivers are being encouraged to use alternative routes and allow extra time for journeys.
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here