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Leach Highway (Welshpool Road) Interchange

Funding Program:Investment Road and Rail Program
Status:Not started
Transport Mode:Road
Estimated Project Cost:$93,000,000
Australian Government Contribution:$46,500,000
Local Council/Shire:City of Canning

Project Description

The project will construct an overpass to separate the Leach Highway from Welshpool Road and upgrade the Leach Highway Bridge over rail south of the proposed Welshpool interchange.


Improve Connectivity and Travel Time:

  • improve connectivity between major freight infrastructure including airports and commercial and industrial areas
  • reduce costs for heavy vehicle operators, companies and commuters as a result of reduced travel time

Improve Local Amenities:

  • improve road safety and reduce congestion for all road users


The Australian Government has committed $46.5 million towards the $93 million project.


The project is in planning.

Disclaimer: The material contained in this site is made available on the understanding that the Department is not thereby engaged in rendering professional advice for a particular purpose. Before relying on the material in any important matter, users should carefully evaluate the accuracy, completeness and relevance of the information for their purposes and should obtain appropriate professional advice relevant to their particular circumstances.

Project details last updated: 24/09/2018