Publications

Sydney’s ANZAC Bridge was recently the subject of a maintenance project which addressed four main areas to improve the future performance of the structure. These areas were: stay cable improvements

The Auckland Harbour Bridge (AHB), built in 1959 and widened in 1969, has some 125,000 m2 of external steel surfaces which have been maintained using a ‘patch and recoat’ philosophy. This has been carried out since 1998 by Total Bridge Services…

Melbourne’s 2.5 km long West Gate Bridge includes an 848 m long steel box girder portion, over the Yarra River, comprising cable-stayed spans and an orthotropic steel deck. As with other similar bridges throughout the world, the steel spans of the…

Melbourne’s 2.5 km long West Gate Bridge includes two concrete box girder approach viaducts, 871 m and 670 m long, and an 848 m central steel box girder portion over the Yarra River. Prior to the recent strengthening project four travelling gantries…

In the last few years, severe weather changes were experienced in all parts of Australia. One of the severe weather changes is seen in the form of flooding, causing damage not only to the roads but bridges. Flooding along with high velocity flow…

New Zealand (NZ) has introduced High Productivity Motor Vehicles (HPMV’s) to improve freight efficiency on its road network. The significant increase in vehicle mass limits has required a national bridge load capacity evaluation and strengthening…

High performance paint coatings of modern days require the prepared surface to have Sa 21/2 (very thorough blast cleaning) or higher class of finish. Dry abrasive blasting easily meets this requirement resulting in adequate bonding of the paint…

Roads and Maritime Services of Transport for NSW in collaboration with the Bridge Solution Alliance formed by Freyssinet, Lend Lease and Sage Automation undertook a major maintenance project to solve stay cable vibrations, strengthening-related…

Over the Darling River at Wentworth NSW is a unique table top lift span bridge. Originally placed into service in 1969, the bridge has a vertical moveable deck incorporating four independent hydraulic cylinders.After 55 years of service, the…

In this study, a statistical pattern recognition technique was developed based on time series analysis to localise cracks in steel reinforced concrete structures using vibration data. The technique has been developed for the Sydney Harbour Bridge –…