A person has been seriously injured at a workplace in the Christchurch suburb of Hornby.
Emergency services were called to a commercial premises in Branston Street at about 8.20am on Friday.
St John said one person was taken to Christchurch Hospital in a serious condition.
It was the third workplace incident in Christchurch in just three weeks.
On Tuesday, a person was found dead at a commercial premises on Carmen Road, also in Hornby.
Near the start of the month, a person died at an industrial site in Harewood.
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