Appendix B. Data Sources

This appendix presents data sources by mode and level of government. Table B-1 and table b-2 list data sources for transportation revenue and expenditure, respectively, by mode and by level of government.

Supporting Revenue

Supporting revenue consists of receipts that are generated from non-transportation sources but are designated to fund transportation programs. The supporting revenue shows the amount of money coming from the rest of the economy for funding transportation. The most common sources of...

Revenue Directed to Other Uses

Revenue directed to other uses consists of government receipts from transportation-related taxes and charges, which are not used for transportation purposes. Such revenue is raised from transportation sources but is used to finance activities other than transportation. The difference between...

Own-Source Revenue

Own-source revenue includes receipts collected by government from transportation-related taxes and charges earmarked to fund transportation programs. There are two criteria that distinguish own-source from other types of transportation revenue: the revenue must be raised from transportation...

Appendix A. Detailed Description of Transportation Revenues and Expenditures

This appendix provides a detailed discussion of transportation revenues and expenditures.

As defined in section 2, transportation revenue includes three categories: own-source revenue, revenue directed to other uses, and supporting revenue. The...

4. Glossary

Capital expenditure: Capital expenditure includes outlays for adding new equipment and structures and for improving or enhancing the capacity and quality of the existing equipment and structures if the improvements last for more than 1 year. Capital expenditure enhances the capacity and...

3. Data Related Issues

GTFS includes revenue and expenditure statistics expressed in current and constant dollars. The statistics in current dollars are converted to the 2005 constant dollars by using the chained-dollar price index. Chained-dollar (or constant dollar)...

Figure 2. Transportation expenditures and funding sources.

Figure 1. Major categories of transportation revenue sources and uses.

2. Definition of Transportation Revenue and Expenditure

Within this report, the government refers to Federal, State, and local governments and also includes government enterprises that are government agencies such as the Panama Canal Commission and mass transit agencies. Government enterprises covered in this report...