According to some quick googling, about 26% of roads are financed by gasoline tax, another 11% from tolls, and the rest from federal and state general funds: h

According to some quick googling, about 26% of roads are financed by gasoline tax, another 11% from tolls, and the rest from federal and state general funds: https://www.urban.org/policy-centers/cross-center-initiatives/state-and-local-finance-initiative/state-and-local-backgrounders/highway-and-road-expenditures https://www.urban.org/policy-centers/cross-center-initiative...