In addition to the primary sponsorship of the Federal Highway Administration (FHWA), the authors gratefully acknowledge the following agencies that participated in the fourth year of the Mobility Monitoring Program by providing archived traffic detector data:
- Albany: New York State Department of Transportation (DOT)
- Atlanta: Georgia DOT
- Austin: Texas DOT
- Baltimore: University of Maryland in cooperation with Maryland State Highway Administration
- Charlotte: North Carolina DOT
- Cincinnati: ARTIMIS in cooperation with Kentucky Transportation Cabinet
- Dallas: Texas DOT
- Detroit: Michigan DOT
- El Paso: Texas DOT
- Hampton Roads: ADMS Virginia in cooperation with Virginia DOT
- Houston: Texas DOT
- Los Angeles: PeMS in cooperation with Caltrans
- Louisville: Kentucky Transportation Cabinet
- Milwaukee: Wisconsin DOT
- Minneapolis-St. Paul: University of Minnesota-Duluth in cooperation with Minnesota DOT
- Orange County, California: PeMS in cooperation with Caltrans
- Orlando: Florida DOT
- Philadelphia: Mobility Technologies, Inc.
- Phoenix: Arizona DOT
- Pittsburgh: Mobility Technologies, Inc.
- Portland: Oregon DOT
- Riverside-San Bernardino: PeMS in cooperation with Caltrans
- Sacramento: PeMS in cooperation with Caltrans
- Salt Lake City: Utah DOT
- San Antonio: Texas DOT
- San Diego: PeMS in cooperation with Caltrans
- San Francisco: PeMS in cooperation with Caltrans
- Seattle: Washington State DOT
- Washington, DC: ADMS Virginia in cooperation with Virginia DOT; University of Maryland in cooperation with Maryland State Highway Administration
Quality Assurance Statement
The Federal Highway Administration provides high-quality information to serve Government, industry, and the public in a manner that promotes public understanding. Standards and policies are used to ensure and maximize the quality, objectivity, utility, and integrity of its information. FHWA periodically reviews quality issues and adjusts its programs and processes to ensure continuous quality improvement.