Australia’s best infrastructure projects named finalists for top industry award 2025

The ACAA Finalists for 2025.

Hobart, in the state of Tasmania As Tasmania’s largest transport infrastructure project, the new Bridgewater Bridge strengthens the state’s National Highway, providing a critical link between the Brooker and Midland Highways.  The 1.2-kilometre bridge now accommodates two lanes in each direction, significantly improving traffic flow and connectivity for local communities.  New interchanges at Bridgewater and Granton enhance road safety and efficiency, while a dedicated shared path ensures a safe route for cyclists and pedestrians.

 Pakenham Level Crossing Removal Project (Pakenham LXRP)

 Contractor: North Western Program Alliance (John Holland, Metro Trains Melbourne, Kellogg Brown Root (KBR), Level Crossing Removal Project) Location: Pakenham, Victoria

 The Pakenham Level Crossing Removal Project has eliminated three of the region’s most congested level crossings at McGregor Road, Main Street, and Racecourse Road.  A new 2-kilometre elevated rail viaduct was constructed to improve safety and traffic flow, while Pakenham Station was completely rebuilt.  The rail line was also extended and duplicated to the newly constructed East Pakenham Station, enhancing reliability for both V/Line and Metro services.  The upgraded station precincts feature improved intermodal bus connectivity and expanded parking facilities, creating a seamless commuter experience.

 South Geelong to Waurn Ponds Duplication Project

 Contractor: DT Infrastructure Pty Ltd 

 Location: South Geelong, Victoria

 The South Geelong to Waurn Ponds Duplication Project, which was implemented by the Djilang Alliance, has significantly improved the rail infrastructure in the southwest of Victoria. The project successfully removed two level crossings at Surf Coast Highway and Fyans Street, improving safety and easing congestion.  Two elevated rail bridges were constructed as part of the duplication of over eight kilometres of track, ensuring smoother and more reliable train services.  Additionally, South Geelong and Marshall Stations underwent major upgrades, providing enhanced facilities for passengers.

 Stages 1 and 3 of the Sydney Gateway Contractor: John Holland and Seymour Whyte Constructions Joint Venture 

 Location: Sydney, New South Wales

 The Sydney Gateway project, spanning Stages 1 and 3, delivers a critical new motorway connection between the St Peters Interchange (WestConnex tunnel network) and Sydney Airport.  One of the busiest transportation corridors in the city will see significant improvements in connectivity and reduced congestion as a result of this significant infrastructure project, which will add 19 bridge structures and more than five kilometers of new road. Redevelopment of the Queen Elizabeth Hospital in Stage 3 Built Environs Pty Ltd. is the contractor. Woodville, South Australia is the location. The Queen Elizabeth Hospital Stage 3 Redevelopment represents a major milestone in South Australian healthcare, featuring the country’s first all-electric 6-star public healthcare building.  Named Kangkanthi, a Kaurna word meaning ‘to care,’ this cutting-edge facility has been delivered by the Department for Infrastructure and Transport and SA Health, with construction by Built Environs.  Offering world-class medical services to the community, the five-story Clinical Service Building has a 46-bay emergency department, 12 cutting-edge operating rooms, a 14-bed intensive care unit, and cutting-edge imaging and procedure rooms. Victoria Park-Canning Level Crossing Removal Project

 Contractor: Armadale Line Upgrade Alliance (Public Transport Authority of Western Australia, ACCIONA, B.M.D Constructions Pty Ltd, WSP Australia Pty Ltd, AECOM Australia Pty Ltd)

 Location: Perth, Western Australia

 The METRONET Victoria Park-Canning Level Crossing Removal Project is a revolutionary infrastructure project that boosts urban development, safety, and connectivity. Six major intersection changes and the removal of existing level crossings are included in the project. Additionally, five new elevated stations and two bus interchanges with 24 bus stands will streamline transportation services. The construction of four kilometres of elevated rail improves network efficiency, while major utility upgrades and six hectares of landscaped public space create vibrant, accessible community areas.