A MAJOR route is seeing huge tailbacks as a result of a collision this morning.

The A12 London-bound is blocked and there is queuing traffic until at least junction 29 at the Crown Interchange.

It has been confirmed the incident involved three lorries.

For live updates, follow our live blog here

The Gazette understands the incident involves multiple HGVs and the fire brigade and police are at the scene.

Traffic is also backlogging into Colchester as motorists attempt to join the A12 or find an alternative route.

More as we get it.