A large sinkhole has opened up on a street in Auckland's St Mary's Bay. The area, in a dip in the road on Hackett Street, was badly damaged in the 2023 Auckland anniversary weekend floods and has been ... A large sinkhole has appeared on a street in Auckland's St Mary's Bay.

Understanding the Context

RNZ on MSN: Sinkhole appears in Auckland street damaged in 2023's floods A sinkhole in an affluent Auckland suburb is sparking concerns about the resilience of the area’s ageing infrastructure amid ongoing intensification plans. The area, in a dip in the road on Hackett St, was badly damaged in the 2023 Auckland anniversary weekend floods and has been covered by a steel plate since ... RNZ on MSN: Residents fear Auckland sinkhole a sign of wider problem with old infrastructure Residents fear Auckland sinkhole a sign of wider problem with old infrastructure A large hole has opened up on a street in Auckland's St Mary's Bay. Sinkholes are sudden holes that open up in the ground when the surface layer drops into empty spaces below.

Key Insights

They can be as small as a dip in a garden or so big that they swallow houses, cars, and even whole streets. Newstalk ZB: ‘We don’t know what’s going to happen’: Giant sinkhole alarms upmarket suburb ‘We don’t know what’s going to happen’: Giant sinkhole alarms upmarket suburb A sinkhole is a depression in the ground that has no natural external surface drainage. Basically, this means that when it rains, all of the water stays inside the sinkhole and typically drains into the subsurface.Sinkholes are most common in what geologists call, “karst terrain.”