Works to widen the West Gate Freeway as part of the West Gate Tunnel Project kicked off last night.
Infrastructure Minister Jacinta Allan said workers will acquire the skills they need for employment on infrastructure projects such as the Metro Tunnel and West Gate Tunnel.
Construction of an additional 7 kilometer lane on Western Australia's Mitchell Highway is underway, with works delivered by BMD Constructions.
The $47 million smart freeway will create an additional traffic lane between Canning Highway and Narrows Bridge.
The shed will attempt to keep noise and dust at a minimum for nearby residents and businesses while 1.5 million cubic metres of rock and soil is excavated.