What's Happening
Contract Award for Tonkin Highway North Ellenbrook Interchange (THNEI)
BMD Constructions has been awarded the contract to deliver a new interchange at Tonkin Highway between Maralla Road and Warbrook Road. The contractor will now undertake detailed design and planning activities before construction begins. Construction of the new interchange, Principal Shared Path (PSP) realignment and a new underpass will commence late 2026, with the project is expected to be completed in late 2028.
What happens next?
Following contract award, the project will move into detailed design and mobilisation. During this phase the contractor will undertake:
- further engineering design
- surveys and site investigations
- community and stakeholder engagement
- planning of construction staging and traffic management
Early works such as site preparation may occur before major construction activities begin. Further information will be provided before these works commence.
access and safety
future population needs
communities