The teenager had been walking to school when the crash took place (Picture: Google Maps)

A 13-year-old boy has suffered life-threatening injuries following a collision with a gritter lorry.

The teenager was walking to school when the crash took place on the Lansbury Park estate in Caerphilly, South Wales.

Heavy snow had impacted the region overnight.

Following the crash, the boy was taken to the University Hospital of Wales in Cardiff where he is in a critical condition.

Police say he was injured around 8.30am today.

The male lorry driver, 36, has been arrested on suspicion of causing serious injury by driving without due care and attention and remains in custody.

A spokesman for Gwent Police said: ‘We received a report of a road traffic collision in Lansbury Park Road, Caerphilly, at around 8.20am on Thursday, March 9.

‘Our officers and paramedics from the Welsh Ambulance Service and Wales Air Ambulance attended.

‘The collision involved a gritting vehicle and a pedestrian.

‘The pedestrian, a 13-year-old boy, has been taken to hospital for treatment. His injuries are thought to be considered life-threatening.

‘The driver of the gritter, a 36-year-old man, has been arrested on suspicion of causing serious injury by driving without due care and attention. He remains in custody.

‘We’re asking for anyone who may have witnessed the collision, or any motorists with dashcam footage, that were using Lansbury Park Road between 8am and 8.30am to contact us.’

The leader of Caerphilly County Borough Council, Sean Morgan, told ITV News: ’Our thoughts are with the young person and his family and we wish him a swift and full recovery.

‘As this matter is subject to a police investigation, it would not be appropriate for us to comment on the circumstances surrounding the accident at this stage.’

The teenager was walking to school when the crash took place.