The $16.8 billion WestConnex project will provide 33 kilometres of motorway connections from western Sydney to Sydney Airport and Port Botany, transforming urban travel and providing better connectivity between key employment hubs and local communities.
In this presentation from Road and Rail 2016, Adrian Bull, Director Technical Services, Sydney Motorway Corporation, explores:
The challenges of constructing the new twin tunnels which are higher and wider than most current Sydney road tunnels
Types of geotechnical investigations utilised to understand ground conditions for tunnelling option studies
New precast bridge design and options considered
Asset management and maintenance considerations
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