Feb 2013 Subsea Access with TasSpan (Tasmanian based Engineering company was awarded the contract to install heavy duty protective jackets to all the piles on the Tasman Bridge “The type and scale of this project has not been seen in Tasmania before. The Tasman Bridge is the most valuable asset on the Tasmanian Roads The Mercury Newspaper 2013” Part of this project was to install large protective jackets that encompassed the 6.5m piles to prevent corrosion of the concrete piles. In addition to the installation of the jackets other diving works involved underwater concreting repairs, installation of tie rods, removal of marine growth and other foreign objects, concrete coring for analysis.
During this project Subsea Access used a 5 person dive team working consistently 6 days a week. The team used an array of equipment from HP water jets Hydraulic grinders, corers and drills. In total over 1500 dives were carried out over 230 days without major incident or loss of work due to injury.