A detour using local roads is available for cars/light vehicles, however, there is no alternate route for heavy vehicles.
The Police Serious Crash Investigation Unit has been called to the site and the Transport Agency will update the status of the highway in an hour - around 5 pm.
However, there are likely to be delays and the closure for trucks may continue into the evening.
• See the NZ Transport Agency's travel and traffic page here.
• Otago Southland Transport Agency Twitter updates https://twitter.com/NZTAOS
• Transport Agency Facebook South Island https://www.facebook.com/nztasouthisland/?fref=ts
• Call 0800 4 HIGHWAYS 0800 44 44 49