David Bartlett B.E, B.Ec
Department for Transport, Energy and Infrastructure
The Port River Expressway (PRExy) opening bridges are the centre piece of a significant upgrading of the road and rail infrastructure in the Port Adelaide area. The project was complex in scope and was at the time the largest contract entered into by the Department for Transport, Energy and Infrastructure. It was the first transport project which contained a significant rail element.
Both the rail component and the opening bridges were challenging. This paper describes how the contractor, Abigroup, worked closely with the Client and a diverse range of consultants, subcontractors and suppliers to ensure that the project met all the requirements of the scope of works. There were many areas where innovative engineering solutions were employed to ensure a successful outcome. The rail component was multi-faceted, with a complex scope and there was close involvement of a third party (ARTC) which had a keen interest in many of the design and construction outcomes. Several elements of the railworks were unique.
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