In a bid to improve Sydney's roads and congestion, Australia's Federal and New South Wales governments are to jointly fund a project to equip the full length of the state's M4 motorway with technology which will improve traffic flows and ease congestion along this vital part of Sydney's road network. The US$17 million project will provide the M4 with an electronic freeway management system consisting of variable speed limit sign, entry ramp signalling, CCTV, digital traveller information signs, and signs ad