This documents presents information on the U.S. transportation system, including its physical components, safety record, economic performance, energy use, and environmental impacts. The data cover multimodal, air, highway, transit, railroad, water, and pipeline transportation. The report has four chapters and three appendices. Chapter 1 provides data on the extent, condition, use, and performance of the physical transportation network. Chapter 2 details transportation's safety record, giving data on accidents, crashes, fatalities, and injuries for each transportation mode and hazardous materials. Chapter 3 focuses on the relationship between transportation and the economy, presenting data on transportation's contribution to the gross domestic product, employment by industry and occupation, and transportation-related consumer and government expenditures. Chapter 4 presents data on transportation energy use and transportation-related environmental impacts. Generally, data are presented in five-year increments through 1995 and annually thereafter. Appendix A contains metric conversions of select tables, Appendix B a glossary, and Appendix C a list of acronyms and initialisms. An index is provided.
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