Motorists are being advised to expect length delays following a collision on the A1 near St Neots.
The northbound carriageway of the A1, between its junctions with the A428 and A14 has been closed following an incident involving an overturned vehicle.
The smash involved a Skoda and a Smart Car and took place shortly after 3pm. Two motorists have been treated for minor injuries.
Cambridgeshire police and the East of England Ambulance Service were called to attend the scene and the road has been closed while work to clear the carriageway is completed, not expected to be complete before 5.30pm.
Delays are already building in the area and motorists are advised to avoid the area.
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 The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.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