A man has been arrested on suspicion of drug driving after a lorry overturned on a major Hertfordshire road.

Herts Police were called to the A414 London Colney Roundabout (North Orbital Road) at around 4.36am this morning (Friday, December 15).

Road closures were put in place, with Hertfordshire Fire and Rescue Service and the East of England Ambulance Service also in attendance.

No serious injuries were reported.

Watford Observer: The lorry being recovered at the A414's London Colney roundabout.The lorry being recovered at the A414's London Colney roundabout. (Image: BCH Road Policing Unit)

Following the crash, the 53-year-old lorry driver reportedly tested positive for cannabis and was arrested. He remains in police custody at this time.

A spokesperson for Hertfordshire Constabulary said: "Police were called at around 4.36am today (Friday, December 15) to report an overturned lorry at the London Colney roundabout on the North Orbital Road.

"Officers attended along with colleagues from the fire service and ambulance service.

"There were no serious injuries sustained during the incident.

"A 53-year-old man was arrested on suspicion of driving under the influence of drugs and is currently in police custody."

Watford Observer: The driver tested positive for cannabis following the crash.The driver tested positive for cannabis following the crash. (Image: BCH Road Policing Unit)

An earlier social media post by the Beds, Cambs & Herts Road Policing Unit reads: "(At) This time of year we really push the message that driving under the influence of drink/drugs can have tragic consequences."