Both drivers involved in a two-vehicle crash on the Bass Highway at Wynyard have been freed from the semi-trailers.

Tasmania Police said the drivers were transported to hospital, the extent of their injuries was not yet known.

The Bass Highway would be closed for about four hours on Monday as a result of the crash.

The crash occurred on the Bass highway between Stennings Road and Pecks Road. 

EARLIER:

A crash between two semi-trailers is blocking the Bass Highway at Wynyard in both directions. 

Emergency services are working to free one driver who is trapped.

The other driver was received medical treatment for their injuries. 

Tasmania Police said the crash is outside of Wynyard between Stennings Road and Pecks Road on the Bass Highway. 

Diversions are in place at Tollymore Road for west-bound traffic and at Preolenna Road.

Tasmania Police is advising motorists to avoid the area if possible. 

MORE TO COME