Publications

The Manukau Memorial Gardens Arch is a new road bridge over a small creek to allow expansion of the cities cemetery. The project required careful attention to detail to provide a solution which considered environmental, cultural and technical issues…

Structural analysis has progressed a long way from hand calculations and the use of distribution factors. From the first computer methods, grid and grillage analysis techniques evolved, leading through progressive enhancements to the advanced 3D…

This paper considers how several recent pedestrian-oriented bridges, all on Auckland’s Western Ring Route, provide new connections or re-establish severed connections between communities. As the architect involved in these bridges, I will also…

Some old bridges in Australia were constructed with a deck system consisting of non-composite concrete slab over steel girders. The paper herein presents the methodology for structural retrofitting/ strengthening of these existing bridges based on…

The economic vitality of Auckland depends upon the movement of people and freight around the city’s motorways and the Auckland Harbour Bridge (AHB) is a crucial component of the network. Traffic loads derived from weigh-in-motion (WIM) data measured…

The impressive AUD20 million Werribee Aqueduct project has provided a critical upgrade to Melbourne’s sewerage infrastructure and ensured that Melbourne Water can continue to transfer up to 60 percent of Melbourne’s sewerage to the Western Treatment…

There are 5094 bridges and bridge size culverts under the jurisdiction of the Roads and Traffic Authority (RTA) NSW. More than 50% of these bridges were built before 1976 and design load was significantly lower than the T44 design load in accordance…

More sustainable bridge infrastructure can be achieved by eliminating costly and unnecessary replacement or overly zealous upgrading of ageing bridges. Estimates of current safety of bridges or their remaining service life are critically dependent…