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Gammon Construction wins Hong Kong sewerage contract

Gammon Construction, the Hong Kong contractor part-owned by Balfour Beatty, has been awarded a £300M contract by the Hong Kong Government for the construction of a sewage conveyance system.

It is the largest civil engineering contract ever won by the contractor, in whom Balfour Beatty has a 50% shareholding.

The project involves the construction of three deep tunnels, 12km long and up to 165m in depth, to collect and convey preliminarily treated sewage to Stonecutters Island for chemical treatment.

The tunnels will run along the north of Hong Kong Island and under Victoria Harbour, and will forma main part of the Harbour Area Treatment Scheme (HATS) Stage 2A. The project will be completed in 2014.

Important infrastructure

Balfour Beatty Chief Executive Ian Tyler called it an “important infrastructure project”.

“We are delighted to have been selected to carry out this project,” he said. “Gammon’s advanced capabilities, technological standards and expertise in tunnelling work, including work on HATS Stage 1, were all factors in securing the contract.”

“We are delighted to have been selected.”

Ian Tyler, Balfour Beatty

A specialised tunnel personnel tracking system will be developed for the project to enhance safety and the working environment.

Gammon Construction is a market-leading infrastructure contractor and Hong Kong’s largest and contractor with over 2,000 employees. Alongside Balfour Beatty’s 50% shareholding, the company is also 50% owned by Jardine Matheson, the major Asian trading and manufacturing group.

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