One lane is closed on A380 Besigheim Way northbound between Penn Inn roundabout and A383 Teignmouth Road while bridge repairs take place.
It follows the discovery of structural issues and the lane closure is likely to be ongoing. Drivers are warned to expect delays.
More top news
A pair of century-old human skulls found in plastic bags in Totnes belong to a homeless man and will be returned to him, police have said.
The Prince of Wales and the Duchess of Cornwall are in the South West today as part of their annual summer visit to the West Country.
Here's what to do if you had tickets to the cancelled Olly Murs concert at Powderham Castle.