A14 lorry incident at Bar Hill causing traffic queues back to M11 junction 12 at Grantchester
A lorry reportedly hit the barriers and is obstructing one lane of traffic.
The incident was first reported at 7.55am but queues are stretching back from the A14 in Bar Hill to beyond the Grantchester junction on the M11.
The incident is expected to be cleared between 14.00 and 14.15 and delays of 40 minutes should be expected by drivers.
Average speed is 5mph.