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Environmental management > Coast and oceans > Beaches and dunes > Tweed River Sandbypassing Project

Project costs

The project is implemented by the Queensland Environmental Protection Agency and the New South Wales Department of Land and Water Conservation. The Gold Coast City makes a financial contribution to the Project and the Tweed Shire Council also supports the project. New South Wales is funding 75 percent of the initial dredging and construction of the sand bypass system, and 50 percent of the on-going operation of the bypass. Queensland funds the balance with the Gold Coast City Council paying half the State’s share.


Oblique aerial photo, looking NW:
TRESBP jetty under construction and Tweed entrance bar dredging by the Port Frederick.


The details of the contracts are based on the principle that McConnell Dowell was
responsible for building the permanent system to a performance specification and then operating it in such a way that a navigable entrance is maintained and sand is delivered to the southern Gold Coast beaches in quantities requested by the two States.

The contracts provided for payments to McConnell Dowell subject to it meeting these objectives. Quantities delivered will depend on orders made by the two States and on the natural movement of sand from year to year. On expiration of the contract in 2024, the operation of the facility will be handed over to the governments. Although payments will depend on actual sand quantities moved over the 25 years, it has been estimated that the up-front value of all such payments is about $50 million (in 1998 dollar terms). The cost of the constructed permanent facility is approximately $23 million.

Last updated: 28 November 2003