Evaluation of Travel Time Methods to Support Mobility Performance Monitoring:
FY 2001 Synthesis Report

Final Report

April 2002

to

Office of Freight Mgt. and Operations
Federal Highway Administration
U.S. Department of Transportation
Washington, DC 20590

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International Border Crossing Truck Travel Time for 2001

by

Texas Transportation Institute
The Texas A&M University System

and

Battelle Memorial Institute

April 17, 2002

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Table of Contents

Executive Summary
Introduction
Border Crossing Process
What Is the Mobility Measure?
Delay per Truck Trip (in Minutes or Hours)
Data Collection
Results
Crossing Volumes
Delay Time
Buffer Time and Buffer Index
Crossing Volume/Crossing Time Relationships
Time/Volume per Lane/Open Booth Relationships
Implications
Appendix

List of Figures

Figure 1	Data Collection Locations and Typical Border Crossing System
Figure 2	Schematic Display of Free-Flow Time, Process Time and Delay Time
Figure 3	Average Delay
Figures A1–A76	Appendix Tables

List of Tables

Table ES1	Performance Measure Summary
Table 1	Data Collection Dates and Times
Table 2	Average Delay Time Summary at Selected Border Crossings
Table 3	Travel Time Information
Table 4	Comparison of Outbound and Inbound Buffer Times (in minutes)
Table 5	Comparison of Inbound Buffer Times (in minutes)
Table 6	Comparison of Outbound Buffer Times (in minutes)

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