A pedestrian has been hit by a bus in the suburb of Redwood in Christchurch.
Police said the pedestrian was in a critical condition and has been taken to hospital.
The crash happened on Main North Rd between Daniels Rd and Prestons Rd, Christchurch Transport Operations Centre (CTOC) spokesman Steven Mann said.
The crash has closed Main North Rd southbound, and traffic is being diverted on to Prestons Rd.
Traffic heading west, on Prestons Rd, should use Grimseys Rd and then on to Daniels Rd and back on to Main North Rd.