UPDATED 1.31PM: State Highway 25A is now open following a two truck crash.

The highway was closed for a time to allow police and other emergency services to work at the scene.

Police are investigating the cause of the crash.

One person was cut free from a wreck after two trucks collided on a Coromandel highway.

The collision happened on State Highway 25A on the Kopu Hikuai Rd at 11.30am on Thursday.

A helicopter was dispatched to the scene near the Stadia Stream Bridge to fly the injured person to hospital, Fire and Emergency northern communications shift manager Colin Underdown said.

Crews from Pauanui, Tairua and Thames attended the crash.

They used hydraulic equipment to cut the trapped driver out.

-Additional reporting from Stuff.co.nz

EARLIER:

State Highway 25A near Thames is closed following a two truck crash.

Emergency services are at the scene of the two truck crash on the Kopu-Hikuai Road.

Police say the road will be closed for about half an hour.

A helicopter has been called in to take one of the drivers to hospital.

We will update this story as soon as we have more information.

At the scene?

Call 0800 SUNLIVE or email photos to newsroom@thesun.co.nz

Reports of a #crash on #SH25A btwn Kopu & Hikuai. Please follow directions of emergency services. #Delays in the area likely ^TP

— NZTA Waikato/BoP (@NZTAWaiBoP) October 4, 2017