Hunua Quarry development fast-tracked

A third substantial Auckland quarry project has gained Fast-track approval to expand operations, Infrastructure Minister Chris Bishop and Resources Minister Shane Jones say. This is the 37th project approved through the Fast-track process. Winstone Aggregates lodged its application in March 2026, with approval taking around four months from the appointment of an independent expert panel. The redevelopment of Hunua Quarry will expand existing quarrying activities to allow Winstone Aggregates to deepen the existing Symonds Hill Pit to access additional high-quality greywacke and enabling a peak production capacity of up to 5.4 million tonnes a year of processed aggregate. “Auckland needs a steady supply of aggregate for housing, construction, businesses and infrastructure. For over 15 years, Auckland has had to bring aggregate in from outside the region, at a significant cost. If the shortage gets worse, building and infrastructure costs will continue to rise,” Mr Bishop says. “The expansions of this quarry, Drury Quarry and Kings Quarry will help reduce the shortage of aggregate and avoid extra costs. Without the expansion, the quarry’s approved rock supply would likely run out by 2

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