UPDATED - 10.09am: One person is in a serious condition and two others are also injured following a crash between a car and a truck near Matamata.

A police media spokesperson says the crash happened at about 9.45am.

"Police and emergency services are currently at the scene of a car and truck collision at the intersection of SH29 and SH27, in Matamata.

"The crash occurred around 9.45am.

"One person is in a critical condition, one is in a serious condition and two other occupants have moderate-minor injuries.

"Helicopters are enroute to the scene and Police are investigating."

NZTA has advised delays are expected.

"A serious incident has been reported in this area and emergency Services are on site," says NZTA.

Motorists are asked to follow directions of emergency services that are at the scene.

Earlier:

Motorists are being warned of delays following a crash between a truck and a car near Matamata.

A caller to the 0800 SUNLIVE news hotline says it looks as though a car and a truck have collided.

"This has happened on the intersection of SH27 and SH29 near Te Poi. We've just come down the Kaimai Ranges.

"It looks pretty serious, traffic is backed up and there are fire crews here at the moment.

"They look as though they are trying to get people out from the car."

NZTA has advised delays are expected.

"A serious incident has been reported in this area and emergency Services are on site," says NZTA.

Motorists are asked to follow directions of emergency services that are at the scene.

At the scene?

Call 0800 SUNLIVE or email photos to [email protected]