A six-car crash on the Brooker Highway at Derwent Park is now clear.
Emergency service crews attended the crash about 7am on Tuesday.
Police also attended a single-car crash on the Bass Highway at Wynyard about 6.50am.
No major injuries were sustained at either crash.
Emergency service crews are responding to a six-car crash on the Brooker Highway at Derwent Park.
Tasmania Police is reporting there are no major injuries.
One south-bound lane has been closed, but police said traffic is moving.
Motorists travelling in the area on Tuesday are advised to expect traffic delays while the scene is cleared.
“With more fog on the roads this morning than a Beyoncé film clip, motorists are asked to drive cautiously and to the conditions,” police said.