by Bluetooth technology. There are detectors on the bridge entry points which feed live traffic reports to the Traffic Scotland website. See also List of places in West Dunbartonshire List of places in Renfrewshire List of longest cable-stayed bridge spans Transport in Scotland West Gate Bridge Melbourne Australia References External links Scottish Roads Archive - The Erskine Bridge Bridges across the River Clyde Road bridges in Scotland Bridges completed in 1971 Transport in West Dunbartonshire Transport in Renfrewshire Cable-stayed bridges in Scotland Former toll bridges in Scotland 1971 establishments in Scotland Erskine, Renfrewshire