The state government’s Westport taskforce has concluded that all container shipping should be moved out of Fremantle to a new land-backed port in Cockburn Sound, to be built at a cost of about $4 billion.

The state government’s Westport taskforce has concluded that all container shipping should be moved out of Fremantle to a new land-backed port in Cockburn Sound, to be built at a cost of about $4 billion.