Road signs that know when a mobile phone is being used in a moving vehicle are being installed in Norfolk, in a bid to tackle usage behind the wheel. The system, which can tell the difference between active phone calls and other activities based on the strength of a signal and how long it lasts, flashes up a red warning signal to drivers when it detects a call. The technology cannot yet log number plates or be used to help catch offending drivers, but it is hoped it will act as a deterrent.

Holding a phone while driving was outlawed in the UK in 2003 but 23% of people admitted to taking a call in last year’s RAC Report on Motoring. Inspector Jonathan Chapman from Norfolk Roads Policing said: “This scheme is a good example of how we can work with local authorities to make using a mobile phone whilst driving as socially unacceptable as drink or drug-driving. READ MORE