“Governor [Ned] Lamont is right to be advocating for using tolls as a stable, responsible source of funding to pay for transportation upgrades,” Murphy said. “If someone has a better idea to fix this problem for good, I’m all ears. But so far the governor’s idea seems to be the only serious one on the table.” Roads in Connecticut got a grade of D+ from the last infrastructure report card produced in 2017 by the American Society of Civil Engineers and its Connecticut branch. Of 21,000 miles of roads, 34 percent are in poor condition. It would take $30 billion to bring the state’s roads up to speed over the next 30 years, the report concluded.