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in brief Design work has started for the longest road tunnels in Australia

Design work has started for the longest road tunnels in Australia, which will form part of a 10km motorway line in the south western suburbs of Sydney. Design contract for the £270M project, which includes the twin 4km-long tunnels been awarded to Hyder. Build, operate transfer contractor for the project is Bauldesone Hornibrook and Bilfinger+Berger working in joint venture for the 10-year concession.

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