4-13 Roadway Delay and Congestion Cost per Peak Travelera in Urban Areas: 1997 and 2007

4-13 Roadway Delay and Congestion Cost per Peak Travelera in Urban Areas: 1997 and 2007

Annual Roadway Delay per Peak Traveler

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(Hours per year)

  1997 delay per peak traveler 2007 delay per peak traveler Percentage change 1997-2007 Annual growth rate 1997-2007
Very large areas 43 51 18.1 1.7
Large areas 31 35 12.3 1.2
Medium areas 20 23 15.2 1.4
Small areas 15 19 25.5 2.3
90-area average 36 41 15.8 1.5

Annual Roadway Congestion Cost per Peak Traveler

(Current dollars)

  1997 cost per peak traveler 2007 cost per peak traveler Percentage change 1997-2007 Annual growth rate 1997-2007
Very large areas 666 1,084 62.8 5.0
Large areas 475 734 54.5 4.4
Medium areas 304 481 58.2 4.7
Small areas 224 384 71.4 5.5
90-area average 547 871 59.2 4.8

a A peak traveler is estimated to travel from 6:00 a.m. to 9:00 a.m. and 4:00 p.m. to 7:00 p.m.

Key:

Very large = over 3 million population (e.g., New York-Northern New Jersey).
Large = 1 million-3 million population (e.g., San Diego).
Medium = selected areas with 500,000-1 million population (e.g., Charlotte).
Small = selected areas under 500,000 population (e.g., Colorado Springs).

Note: See Glossary for definitions of delay and congestion cost. Methodology and data sources have been changed in 2009 and applied retroactively to past years, these figures are not comparable to those in past editions of Pocket Guide.

Source: Texas Transportation Institute, 2009 Urban Mobility Report, Tables by Population Groups, available at http://mobility.tamu.edu/ums/congestion_data/ as of August 2009 as reported in U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, National Transportation Statistics, tables 1-63 and 1-66, available at http://www.bts.gov as of October 2009.