A major gas leak has prompted the closure of a main road out of Norwich this evening .Police have closed the road at Stockton roundabout on the A146 near Beccles.

A major gas leak prompted the closure of a main road out of Norwich this evening .

Police closed the road at Stockton roundabout on the A146 near Beccles, with diversions are in place, but a heavy build up of traffic was reported.

The road is now fully re-opened.

Fire crews from Loddon and Beccles were on the scene as a precaution and engineers from Transco dealt with the leak.

A Norfolk Fire Service spokesman described the incident as a 'major gas leak'.