NTL-OPERATIONS AND TRAFFIC CONTROLS-Congestion;NTL-OPERATIONS AND TRAFFIC CONTROLS-OPERATIONS AND TRAFFIC CONTROLS;NTL-INTELLIGENT TRANSPORTATION SYSTEMS-Freeway Management;NTL-INTELLIGENT TRANSPORTATION SYSTEMS-Arterial Management;
Abstract:
The annual traffic congestion study is an effort to monitor roadway congestion in major urban areas in the United States. The comparisons to other areas and to previous experiences in each area are facilitated by a database that begins in 1982 and includes 70 urbanized areas. The 1998 report evaluates travel conditions and operations of the freeway and principal arterial street networks in 70 urbanized areas from 1982 to 1996. The statistics are updated for the 50 areas included in previous studies and estimates are presented for 20 newly included urban areas. The report provides information at the urban area level due to the consistent treatment that can be provided— only developed land with a density of greater than 1,000 persons per square mile is included in the boundary. The information is targeted for communication to general audiences and consistency is important if the comparisons and trend analyses are to be relevant.
Traffic congestion costs American cities tens of billions of dollars per year, not to mention its negative impact on the environment or people’s men...
The purpose of this publication is to provide local elected officials, business leaders, and community leaders with information on the congestion phen...
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United States Department of Transportation
[PDF-1.57 MB]
