Publications

Ideally, a balanced cantilever bridge is built with its superstructure continuous between the abutments. For long bridges, mid-length expansion joints may be necessary. The separation of expansion joints may be maximised by supporting the…

The seismic design provisions in the Australian bridge code AS 5100 have recently been revised to include several improvements and remove ambiguities found in the 2004 edition of the code. DR AS 5100.2: 2014 provides two design approaches, namely…

The State Highway 16 Causeway Upgrade Project forms one section of the NZ Transport Agency’s Western Ring Route around Auckland, which is due to be completed by early 2017. The project improves, widens and raises approximately 4.8 km of motorway,…

Wheel loads are often a critical design case for buried arch structures, especially for structures with shallow cover, or loaded by large mining vehicles. Analysis for wheel load effects on these structures is normally carried out on the basis of a…

The Gateway WA Perth Airport and Freight Access Project is a major road improvement project to relieve traffic congestion by providing grade-separated interchanges. It includes 11 road bridges, 7 underpasses, 1 footbridge and various other…

The MacKays to Peka Peka Project is an 18 km section of the new Kapiti Expressway, which passes through the Kapiti Region, 60 km north of Wellington, New Zealand. The key role of the Expressway is to provide a modern and reliable route which safely…

The Karapiro Gully Bridge is the longest bridge to be constructed as part of the Cambridge section of the Waikato Expressway in New Zealand and will service four lanes of traffic. The new bridge spans over the Karapiro Gully with a total length of…

The Hendon Park Pedestrian Bridge will be a landmark feature of the NZ Transport Agency’s Waterview Connection project forming the final link of Auckland’s Western Ring Route. The bridge is designed to carry a 320 m long shared path over SH20 to…

The Southern Expressway Duplication project is a 19 km duplication of the current reversible flow single carriageway road to a duplicated two carriageway road allowing improved traffic flow for future urban growth to the south of metropolitan…

The Twin Composite Steel Box Girder Bridges Over Minmi Creek are part of the Hunter Expressway Alliance Project – F3 to Kurri Kurri Section, a road infrastructure project consisting of 13 kilometres of new freeway construction and local road…