Roadway Network Productivity Assessment: System-Wide Analysis Under Variant Travel Demand
Final Report

Publication No.: FHWA-HOP-09-019

 

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Noblis, Inc.
600 Maryland Avenue, SW
Suite 755E
Washington, DC 20024

U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
HOTM-1
Washington, DC 20590
https://www.fhwa.dot.gov

November 2008

Table of Contents

• Notice/Quality Assurance Statement
• Techinical Report
• SI* (MODERN METRIC) CONVERSION FACTORS
• Abstract
• Introduction
• Hypothesis
• Study Areas
  • Freeway Networks
  • Period of Analysis
• Approach
  • System-Level Productivity Measures
• Results
  • Columbus Day vs. High Demand Monday: Los Angeles Results
  • Columbus Day vs. High Demand Monday: Chicago Results
  • System-Wide Uncongested VMT Delivered By Time of Day: Los Angeles
  • Quality-Weighted Productivity Ratio: Los Angeles and Chicago
• Conclusions
• References

Figures

• Figure 1 Study Hypothesis, Peak Period Productivity Under Moderate Demand versus Excessive Demand
• Figure 2 Los Angeles UCR Network
• Figure 3 Chicago UCR Network
• Figure 4 Speed/Volume Relationships Observed on Northbound I-405 (Los Angeles)
• Figure 5 VMT Classification by Time of Day, Northbound I-405 (Los Angeles)
• Figure 6 System-Wide VMT and Speed Comparison (Los Angeles)
• Figure 7 System-Level Delay Comparison, Los Angeles
• Figure 8 System-Wide VMT Classification by Time of Day, Los Angeles
• Figure 9 System-Wide VMT Classification by Time of Day, Los Angeles
• Figure 10 System-Wide VMT Classification by Time of Day, Los Angeles
• Figure 11 Maximum System-Wide Uncongested VMT by Time of Day, Los Angeles
• Figure 12 Quality-Weighted Productivity Ratio by Time of Day, Los Angeles
• Figure 13 Quality-Weighted Productivity Ratio by Time of Day, Chicago

Table

• Table 1 Percentage of Government Workers by State, and Travel Demand Differences
  Estimated Between Columbus Day and September 10 2007