Federal spending on highways does not correspond very well with how the roads are used. CBO examines three approaches lawmakers could consider to make highway spending more productive.
This report provides information on spending by federal, state, and local governments for transportation and water infrastructure, which totaled $416 billion in 2014.
To show how transportation funding is handled in CBO's cost estimates, this slide deck provides a guide to the agency's 2012 estimate of the Moving Ahead for Progress in the 21st Century Act.
How can lawmakers address the imbalance between revenues and spending in the Highway Trust Fund? How does the unique budgetary classification of surface transportation programs limit the effectiveness of standard spending controls?
With its current revenue sources, the Highway Trust Fund cannot support spending at the current rate. The fund’s projected shortfalls have generated increased interest in borrowing by state and local governments to finance highway projects.