Operations Performance Measurement Research

• SHRP 2: Reliability Focus Area
• Urban Mobility Information, Texas Transportation Institute
• NCHRP 7-15, Cost-Effective Measures and Planning Procedures for Travel Time, Delay, and Reliability
• Florida DOT 2017 Performance Report (PDF 1.1MB)
• Investigation of System Operations Performance Measures for the Virginia Department of Transportation (PDF 816KB), June 2007

A comprehensive listing of travel time reliability research can be found at TRB's Research in Progress database. Simply type "travel time reliability" in the Search box.