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Projects

Completed works, ongoing projects and concepts, from 1999 to today.

Underwater welding, pile works and floating steel formwork for rebuilding a pier in open water, planned over 190 working days.

Underwater cutting and removal of the old marine piles beneath the Avenue of Stars for its expansion.

Our patented drainage and filtration pipe that resists clogging. Silver Award, HKMA/HKT Global Innovation Award 2024/25.

Seawall blocks and caissons for Section C2 (2010), and temporary water diversion pipes for Section C3 (2016).

Underwater inspection and construction at the seawater intake of a building's cooling-water pump house.

Working platforms and access cages for repairing defective pile caps under the Island Eastern Corridor.

Diver-operated desilting of a flooded box culvert, with on-site settling and dewatering so only dry spoil leaves the site.

Laying and burying sea earth cables for the Tong Fuk international telecommunications station.

Underwater survey of a sunken barge, then cutting it into three sections of 91, 119 and 180 tonnes to lift it out.

Underwater repair of worn lifting-platform rails and a seabed depth survey for desilting at the Discovery Bay shipyard.

A bolted steel seal plate to close off a 2.1 m diameter drainage shaft so works downstream could proceed in the dry.

Suspended formwork platforms for placing concrete around marine piles on the tunnel project.

Access towers, floating rafts and platforms we design so crews can work safely over and in water.

Our handle design is now the standard across Hong Kong's commercial diving industry.

Thin-layer green roofs drained by MDP, collecting rainwater for reuse.