The state's economy is attracting 1,500 new residents a day, but growth is costing billions of extra dollars in road and traffic maintenance every year.
After two decades of leaving its gas tax untouched, Massachusetts tied the rate to inflation. In November, voters could join the list of states that repealed the automatic increase.
Factoring in the lifetime cost of new construction is considered good practice in the transportation industry, but surprisingly few government agencies do it.
According to a new report, states' spending on transportation has dropped far more than the federal government's in the last decade.