Traffic lights out at London Colney roundabout

The London Colney roundabout. Photo: Danny Loo

The London Colney roundabout. Photo: Danny Loo - Credit: Archant

Traffic lights are not functioning on the London Colney roundabout.

A tweet from Herts County Council said the lights on the A414 North Orbital Road were broken.

Drivers have been advised to proceed with caution.