Figure 1-1: Rural Road Conditions in Washington: 2000

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(Miles)

Figure 1-1: Rural Road Conditions in Washington: 2000

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NOTE FOR DATA ON THIS PAGE: Road condition is based on measured pavement roughness using the International Roughness Index (IRI). IRI is a measure of surface...

Washington Fast Facts 2000

All public roads: 80,209 miles Interstate: 764 miles Road bridges: 7,918 Class I railroad trackage: 2,330 miles Inland waterways: 1,057 miles Public use airports: 126 (17 certificated for air carrier operations)1

I - Glossary

British thermal unit (Btu): The amount of energy required to raise the temperature of 1 pound of water 1 degree Fahrenheit (F) at or near 39.2 degrees F and 1 atmosphere of pressure.

Certificated airport: An airport holding an operating certificate issued by the...

H - Information on Data Sources

The U.S. Department of Transportations (USDOT) Bureau of Transportation Statistics (BTS) collects and compiles data on the volume of revenue passengers, freight, and mail traffic handled and reported by the nations large...

Acknowledgments

Norman Y. Mineta Secretary

Michael P. Jackson Deputy Secretary

Ashish K. Sen Director

Rick Kowalewski Deputy Director

Susan J. Lapham Associate Director for Statistical...

Washington Transportation Profile

2002

Table 7-7: Highway Noise Barriers: 1999

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Table 7-6: Virginia Air Quality Nonattainment Areas for Ozone (O3

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Table 7-5: Virginia Air Quality Nonattainment Areas for Carbon Monoxide (CO)

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