Publications

A concrete dam structure constructed around 70 years ago, was originally identified to be affected by Alkali-Aggregate Reaction (AAR) in 2002, and at the time some chemical, mechanical and microstructural properties of concrete in various parts of…

A load rating was undertaken as part of the asset owners regular periodic load rating on a 139 m total length, 12-span bridge carrying a single ballasted rail track on curved horizontal and vertical alignment originally constructed in 1996. The…

The Bridge over Cooks River at Tempe was built in 1960 and designed to carry HS-20 loading. The bridge is on the Princes Highway, a major heavy vehicle route in Sydney. The bridge is currently carrying six marked traffic lanes and with high traffic…

As a part of an ongoing overall strategic plan to improve High Productivity Freight Vehicles and tram access to the Victorian road network, the Victorian Government committed funding for the strengthening of four tram-road bridges in Melbourne to…

New Zealand has many historic and significant steel truss road and rail bridges, with the majority of these constructed between early 1900s to mid-1960s. Steel truss bridges are able to span long distances, and bridge members commonly include…

Australia is home to many greatly loved and historic bridges. The lift bridge over the Murray River at Swan Hill (1896) and the Whipple truss bridge over the Shoalhaven River at Nowra (1881) are two such bridges. Preservation of these bridges should…

In late 2019, a concerned driver reported significant settlement at the Alice River Bridge on the Landsborough Highway (Blackall ñ Barcaldine) in Queensland, Australia. This ten span 140 m long bridge was constructed circa 1976, with each pier…

The LH Ford Bridge, built in the 1960's, comprises 28 spans, is 800m long and crosses the Macquarie River at Dubbo, NSW. The main bridge spans comprise three spans with a 63m centre span (25m drop-in section) supported by halving joints from the…

Traditional inspection procedure for condition assessment of bridge structures is laborious, dangerous, time-consuming, capital intensive and highly dependent on subjective human judgment. Subsequently, bridge asset owners pay a high price per…

State Highway 2 Wairoa River Bridge near Tauranga, constructed in 1966, is a 177m long post-tensioned concrete structure with mono pier columns supported on pile foundations. Adding a lightweight downstream cycleway extension in September 2020 has…