A Pratt & Whitney Air New Zealand Services venture trading as Christchurch Engine Centre opened new workshops and a logistics centre in May 2014 at Christchurch Airport, as one of the first facilities in its Geared Turbofan™ engine MRO network to provide maintenance and overhaul services for the PW1100G-JM engine.

The new 13,500-square-metre space replaces three older buildings on separate sites, reducing the facility’s footprint and cost base, while increasing efficiencies.

The PT floor slab was constructed over 6,000m² set up as two slabs (3 pours) and coupled together with all joints in permanent compression. The slab thickness being 150mm. The PT slab is designed for uniform floor load 20KPa and max. 80 kN fork lift axle load.