The $28 million upgrade to Karel Avenue in Perth's southern suburbs has begun.
After 18 months' worth of research, consultation and planning, the business case and Infrastructure Australia submission are now being finalised.
A Western Australian company was recently awarded a $15.8 million contract to upgrade the last remaining section of single-carriageway highway in Kalgoorlie-Boulder.
Western Australian Lands Minister Ben Wyatt has announced the state government have held meetings with key agencies to take action on Roebourne-Wittenoom Road.
Arc Infrastructure is trialing a new steel sleeper system on the Leonora to Kalgoorlie line in Western Australia.