Unseen costs will have impacts for Welsh 20mph zones

Coach and Bus Week - Writing for Nation.cymru, Professor Stuart Cole, CBE, Emeritus Professor of Transport Economics and Policy, University of South Wales, says the new default 20mph speed limit which comes into force on 17 September, replacing the current 30mph limit, will mean significant cost implications for operators through increased drivers hours and less efficient vehicle operation, in much the same way as traffic humps on bus routes cause increased wear to vehicle suspension and fuel co