Appendix E - Data Source and Accuracy Statements

TABLE 3-1 & 3-2. U.S. Gross Domestic Product Attributed to For-Hire Transportation Services (Current and chained 2009 dollars)

TABLE 3-3 & 3-4. U.S. Gross Domestic Product Attributed to Transportation-Related Final Demand (...

Appendix E - Data Source and Accuracy Statements

Caution must be exercised in comparing fatalities (and injuries) across modes because different definitions for reportable events are used among the modes. In particular, rail and transit facilities and injuries include deaths and injuries that are not,...

Appendix E - Data Source and Accuracy Statements

TABLE 2-1. Transportation Fatalities by Mode

TABLE 2-2. Injured Persons by Transportation Mode

TABLE 2-3. Transportation Accidents by Mode

TABLE 2-4. Distribution of Transportation Fatalities by Mode

TABLE 2-7. Transportation-...

Appendix E - Data Source and Accuracy Statements

Sampling Frame Construction

The Highway Performance Monitoring System (HPMS) sample is a stratified simple random sample of highway links (small sections of roadway) selected from state inventory files. The 1997 sample consists of about...

Appendix E - Data Source and Accuracy Statements

TABLE 1-1. System Mileage Within the United States

Highway

The Highway Performance Monitoring System (HPMS) is the source of road mileage data and is considered reliable. (See box 1-1 for detailed information about the HPMS.) The...

Appendix C - List of Acronyms and Initialisms

AAA American Automobile Association

AADT Annual Average Daily Traffic

AAMA American Automobile Manufacturers Association

AAR Association of American Railroads

AAS Air Activity Statistics of Certificated Air...

Appendix B - Glossary

14 CFR 121 (Air): Code of Federal Regulations, Title 14, part 121. Prescribes rules governing the operation of domestic, flag, and supplemental air carriers and commercial operators of large aircraft.

14 CFR 135 (Air): Code of Federal Regulations, Title 14, part 135. Prescribes rules...

National Transportation Statistics 2010

National Transportation Statistics presents statistics on the U.S. transportation system, including its physical components, safety record, economic performance, the human and natural environment, and national security.  This is a large online document...

Water Transport Profile

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Truck Profile

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