The M12 Motorway, initially known as Western Sydney Airport Motorway, is an under-construction east-west motorway in Sydney, Australia, linking between the M7 Motorway and

The Northern Road The A9 is the outer western Sydney Bypass connecting Campbelltown to Windsor. It was formerly designated Metroad 9, which was one of Sydney's Metroads. “A9” is used as a route number designation for the entire length, however the road f ...

, as part of the Western Sydney Infrastructure Plan. The four-lane motorway is planned to be 14 km long and to be built at a cost of $1.75 billion (with both State and Federal funding). It is aimed at providing direct access from the M7 Westlink Motorway to the new

Western Sydney Airport Western Sydney International Nancy-Bird Walton Airport, also known as Western Sydney Airport or Badgerys Creek Airport, is a new international airport currently under construction within the suburb of Badgerys Creek, New South Wales, Australia ...

situated at Badgerys Creek. The motorway began construction in August 2022 and is expected to open prior to the Western Sydney Airport opening in 2026.

Alignment

The M12 Motorway will run between M7 Motorway and

, including an exit to the access road towards the

. The motorway will have 4 lanes, with provision to be widened to 6 lanes. It will also be toll-free.

Elizabeth Drive

The existing road, Elizabeth Drive, is a two lane, single carriageway road linking the

Hume Highway Hume Highway, inclusive of the sections now known as Hume Freeway and Hume Motorway, is one of Australia's major inter-city national highways, running for between Melbourne in the southwest and Sydney in the northeast. Upgrading of the route ...

Liverpool