Case Studies: Australia

Various buildings in Australia

Galvanized rebar for world’s largest sundial – constructed in Singleton in country NSW as a gift to celebrate Australia’s bicentenary (1988). The sundial measures 14.6m long and 7.92m high. Built of 30 cubic metres of concrete reinforced with 2.5km of steel galvanized for corrosion protection.

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Australian Parliament House

Australia’s Parliament House is an iconic structure located in Canberra, ACT. Construction began in 1981 and was completed in 1988. The building was designed to meet a life of 200 years and the architects Mitchell, Giurgola & Thorpe Architects, ACT specified galvanized steel reinforcement to ensure the project was completed with a high level of quality control.

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The High Court and National Gallery of Australia

The High Court and National Gallery of Australia were built in 1980 with longevity in mind, as the design calls for a 200 year life expectancy. It was built to represent ‘Australian history… and the challenges of contemporary life’. The concrete used was laid ‘in situ’ using white cement to create a soft off white appearance, therefore the higher risk of rust staining was eliminated by using hot dip galvanized reinforcement. Galvanized reinforcement also reduces the risk of the concrete cracking and spalling.

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Townsville Marina

The phenomenal growth in migration and tourism in Queensland (Australia) and especially the Great Barrier Reef has seen a significant increase in boat ownership and moorings for cruisers and yachts. The ‘Unifloat Marina System’ is a low environmental impact marina where the moorings actually float and move up and down with the tide. This permits easy access to boats and requires fewer piles to be driven into the sea bed compared to traditional wharves and piers. These advantages have seen many of these moorings being installed along the coastline.

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