Air New Zealand has unveiled Hangar 4, a state-of-the-art aircraft maintenance facility that represents one of the airline’s most significant infrastructure investments. …Designed to serve the next 50 years of aviation, the new facility positions Air New Zealand at the forefront of modern fleet maintenance as it prepares for the arrival of next-generation aircraft. At 10,000 square metres, 35 metres high and 98 metres wide, Hangar 4’s scale allows Air New Zealand engineers to service a Boeing 787-9 Dreamliner and two Airbus A320/A321s simultaneously, supported by an additional 5000 square metres of specialist workshops and engineering spaces. Hangar 4 … is the largest single-span timber arch aircraft hangar in the southern hemisphere. Timber was chosen for its lighter weight, ability to be sourced sustainably – from plantations in Nelson and Wodonga – and for its performance in a coastal environment. …Prefabricated trusses, each weighing 38 tonnes, were built in 25-metre sections, assembled on site and lifted into place…