Motorists warned of heavy traffic on A1 (M) on Wednesday morning around Stevenage

There is heavy traffic on Wednesday morning southbound around junction 7 of the A1 (M) at Stevenage at the junction with the A602. Queues are also reported on Gunnels Wood Road. Expect delays through the Hatfield Tunnel on the A1 (M) between junctions 4 a

There is heavy traffic on Wednesday morning southbound around junction 7 of the A1 (M) at Stevenage at the junction with the A602. Queues are also reported on Gunnels Wood Road.

Expect delays through the Hatfield Tunnel on the A1 (M) between junctions 4 and 3 in both directions through the roadworks where there is a 40mph speed limit.

On the M25 in Buckinghamshire there are narrow lanes and speed restriction of 50 mph both ways, through the major roadworks area between junction 16 M40 and junction 18, Chorley Wood, in Hertfordshire. Expect delays.

On the M11 one lane closed both ways, contraflow, resurfacing work and barrier repairs between junction 8, Stansted Airport and junction 9, Saffron Walden.

Motorists using the M1 are being warned to expect delays both ways between junction 10 at the Luton Airport Spurs Road and junction 12 for Flitwick because of roadworks.