The A30 is closed in both directions due to a serious accident involving three vehicles between the A39 (Carland Cross) and the A3075 / A390 / B3277 (Chiverton Cross Roundabout).
Diversion - via A39 to Truro and A390 to rejoin the A30. Traffic is very heavy on the diversionary routes.
More top news
A woman and two young children have been seriously injured after being hit by a car near a seaside holiday park in Somerset.
Showers on Saturday and Sunday, some heavy, but sunny on the bank holiday
Some cloud tonight, showers Saturday and Sunday, sunny on Monday