Mitchell Freeway Extension

Services»Civil Engineering»Mitchell Freeway Extension

Project: Mitchell Freeway Extension
Client: Main Roads Western Australia
Contractor: Macmahon Contractors

A Design and Construction contract to provide railway and highway connection to the northern suburbs of Perth. Design and construct for urban freeway, including connections to interchanges and associated civil works.

Features:

  • 4.9km of four lane, divided urban freeway.
  • 4.0km of grade separated, principal, shared path, including connections to interchanges and existing path networks.
  • Grade separated, diamond interchange at Hodges Drive and Shenton Avenue.
  • 1.6km realignment of PTA’s northern suburbs passenger rail line.
  • Construction of a new cut and cover tunnel and decline structure to grade separate rail and freeway crossing.
  • Construction of a new, principal, shared path bridge across the freeway at Portmarnock Court.
  • Preliminary design of the future freeway extension and interchange works at Burns Beach Road.
  • Service relocations associated with the works.

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