A two-vehicle crash near Norwich Airport is causing heavy delays in the area.

Emergency services were called to the A1270 Norwich Northern Distributor Road (NDR) near Holt Road at about 1.40pm on Sunday, July 31, following reports of a crash.

A Norfolk Fire and Rescue Service spokeswoman confirmed crews from Sprowston and Earlham were providing "scene safety".

The spokeswoman could not confirm if there were any injuries in the crash.

As of 2.30pm, police, fire crews and an ambulance are still at the scene of the incident.

Police were contacted for comment.