The A36 through Wiltshire is closed as emergency services attend a crash.
999 crews were called to the busy route near Cley Hill Roundabout, in Warminster, at around 4.30pm this afternoon (Thursday).
The carriageway is closed in both directions between Victoria Road and the A350 near Crockerton.
Numerous police vehicles are on scene alongside one ambulance.
Officers have told members of the public that the road should reopen shortly – but exactly when has not yet been confirmed.
What vehicles are involved in the collision are unknown at this stage.
