Motorists warned to avoid Mitchell Freeway after Butler fatal crash

Drivers were warned to avoid a part of the Mitchell highway after a deadly accident on Wednesday night.

The accident took place at 20.16 at Mitchell Freeway in Butler.

At least one person died, but it is not yet known whether there are other deaths.

Police, St John WA ambulances and firefighters are staying at the scene. Big accident researchers are also in the area of ​​the accident.

Between Romeo Road and Butler Boulevard, both the north and south lanes were closed.

The main roads Wa warned the drivers to be very careful and were very careful.