A crash on the A350 between Semley and Shaftesbury has blocked the road in both directions.
The crash has caused very slow traffic between Shaftesbury and the A303.
An update from Dorset Travel wrote: "A350 Littledown both ways closed, very slow traffic due to accident between Station Road (Semley) and Vale View (Shaftesbury)."
Wiltshire Police has been contacted.
More to follow.
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