A man has died after being hit by a vehicle at a construction site in NSW.

Emergency services were called to the site on the New England Highway at Tarro at about 11.50pm on Thursday, after reports a man had been hit by a vehicle.

Police say a worker was standing behind a parked truck when he was hit by a material transfer vehicle travelling towards the truck.

The 45-year-old man died at the scene. He is yet to be formally identified.

The male driver was taken to Maitland Hospital for mandatory testing.

A crime scene has been established and police are investigating the death.

A report will be prepared for the coroner.

SafeWork NSW has been notified.

A material transfer vehicle is commonly used when resurfacing roads and is used to transfer asphalt.

Major roadworks have been ongoi

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