Delays after trailer rolls on SH1
One person has been taken to hospital after the trailer they were towing rolled on Christchurch's northern motorway.
The incident happened near the Waimakariri River Bridge on State Highway 1 about 4.30pm.
A police spokesman said a trailer being towed by a four-wheel-drive rolled on the motorway. The cause of the crash was not yet known.
A St John spokeswoman said one person was taken to Christchurch Hospital with moderate injuries.
The road was expected to be cleared shortly, but motorists were advised there could be some delays.
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