Overhead gantry signs ... “Some of the cameras are very old – there are some signals that haven’t worked for 10-15 years.” Smart motorways were first introduced in 2006, with a stretch ...

Though they’re designed to make driving a safer, quicker and more enjoyable affair, smart motorways have become ... Dictated by overhead dot matrix signs, the system is designed to control ...

Static, spot speed, unmanned cameras in place in the smart motorway sections of the M4 ... They are linked to video cameras which monitor the Advanced Motorway Indicator (AMI) displays mounted on the ...

Static, spot speed, unmanned cameras in place in the smart motorway sections of the M4 ... They are linked to video cameras which monitor the Advanced Motorway Indicator (AMI) displays mounted on the ...