Actes du colloque

WalshRiver - Canada

Prado Dam - California,USA

Coal Slot Dorstfontein - SouthAfrica

Ehimeroad - Shikoku Island,Japan

©Photo Credits: Soletanche Freyssinet PhotoGallery - 2013

Roads &Motorways

Railways

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Ports & Coastal Works

Rivers &Waterways

Industry

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Energy