An air ambulance has been called to the scene of a “serious crash” that has led to road closures.

Police were called at around 1.55pm today (July 13) after a single-vehicle crash in The Woods, Northwood, at the junction with Sandy Lane.

Officers, the fire service as well as an ambulance crew are still at the scene.

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The A4125 – Watford Road and Sandy Lane – as well as The Woods, B4542, are closed and police are asking motorists to avoid the area.

A Herts Fire and Rescue Service spokesperson said multiple crews were called at 1.55pm following reports of "a car on fire following a road traffic collision in Sandy Lane".

"Three fire engines from Watford and Rickmansworth fire stations were sent to the scene, along with a London Fire Brigade fire engine from Ruislip," they added.

"The London Fire Brigade crew were first on the scene and extinguished the fire. Our crews remain on scene assisting the police with their collision investigation."

There are severe delays in the area that is having a knock-on effect on neighbouring roads, according to Google Maps.

Traffic is building up towards South Oxhey in Prestwick Road and Oxhey Drive.

Sandy Lane, which leads to Oxhey, is considerably slower as is Watford Road.

According to Google Maps and one.network the roads are expected to stay closed until 7pm today.

The East of England Ambulance Service has been approached for a response.