Engineers find almost half of warehouses poorly-designed

Engineers investigating the design of warehouses have found almost half are poorly designed, and there's a risk of their heavy concrete walls falling over.

Their new report, coming eight years after warehouses in Masterton sparked investigations, lists a host of serious design shortcomings.   

Engineering New Zealand's study of 20 warehouses was sparked by the poor earthquake design of six buildings in Masterton.

Chief executive Richard Templer spoke to Guyon Espiner.