According to RMIT - the Royal Melbourne Institute of Technology - 10 project sites around the Australian city will use an estimated 21,000kg of recycled plastic.
"One of the most important challenges for the Highways Agency (HA) is the management of Britain's motorways to improve traffic flows, reduce congestion, cut travel times and maintain better local air quality. But as traffic volumes increase, the HA is constantly looking for more economical, effective and sustainable methods of managing the country's motorways.
"The Managed Motorway concept uses detectors to measure congestion, control software to display mandatory speed signs and an enforcement system to
