https://www.wa.gov.au/government/media-statements/McGowan-Labor-Government/%2423-million-Marmion-Avenue-dual-carriageway-to-Yanchep-complete-20200708
$23 million Marmion Avenue dual carriageway to Yanchep complete | Western Australian Government
A key McGowan Government election commitment has been delivered in Perth's northern suburbs, with duplication works along 11.5km of Marmion Avenue from Butler...
23 millionmarmion avenuedual carriageway