Serious crash involving two trucks near Rolleston, Canterbury

A helicopter is on the way to a serious crash on State Highway One near Rolleston this morning. Photo / NZTA

A man has died in a serious crash on State Highway One near Rolleston this morning.

The crash was reported at 7.20am and involved two trucks.

A police spokesperson confirmed a man had died.

A spokesperson said the crash involved a truck and light truck.

"The driver of the light truck sadly died at the scene."

Main South Rd (SH1) is blocked at Rolleston Drive, they said.

Diversions remain in place at Tennyson St towards Dunns Crossing via Lowes Road and are likely to be there for several hours while the serious crash unit investigates.