Commuters travelling from Newtown to Welshpool were being delayed tonight (Wednesday) by a crash.
Two vehicles were involved in the indicent on the Welshpool-Newtown road close to the Bettws junction.
Traffic was tailing back in both directions and motorists were being advised to avoid the stretch of road as police and emergency crews raced to the site.
Long delays for rush hour travellers was expected as the incident was being cleared.