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Data Profile: Highway Congestion (Urban Mobility Study)
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Highway Congestion (Urban Mobility Study)
   Overview
The Urban Mobility Study, developed by the Texas Transportation Institute, uses statistics from available traffic data in 68 urban areas across the United States to provide information on trends in levels of mobility and congestion.

Available data series include 1) driver-hours of delay per year, 2) traffic rate index, 3) wasted fuel per year, and 4) congestion cost per year.

Visit the Urban Mobility Study.
   Coverage
The 68 urban areas included in the study were chosen based on which state DOTs were able to provide necessary information.
   Availability
 
 
First Year1982
Last Year2000
FrequencyAnnual
 
   Summary Tables
 
   National Transportation Statistics
 
Annual Highway Congestion Cost
Annual Person-Hours of Highway Traffic Delay Per Eligible Driver
Annual Wasted Fuel Due to Congestion
Roadway Congestion Index
Wasted Fuel per Person
 
   Related Links
 
Highway Performance Monitoring System
 
 
   Data Source and Contacts
 
Data Provider AgencyTexas Transportation Institute
Data Provider OfficeUrban Mobility Study
BTS ContactTranStats Customer Support
Phone:(800) 853-1351
Email: answers@dot.gov