Introduction

  • About the Travel Time Reliability Reference Manual
  • Travel Time Reliability Indices


National Performance Management Research Data Set (NPMRDS)

  • About NPMRDS
  • Accessing the Data
  • Data Format and Size
  • Data Storage
  • Building Corridors
  • Availability of Real-Time Data
  • Calculating Speeds and Travel Times
  • Imputing Missing Speed Data
  • NPMRDS and INRIX Data Comparison
  • Example Data

INRIX Data Set

  • About INRIX
  • INRIX Data Types
  • NPMRDS and INRIX Data Comparison


Traffic Information and Condition Analysis System (TICAS)

  • About TICAS
  • Creating Routes
  • Primary use in SHRP II


Strategic Highway Research Program 2 (SHRP II)

  • About SHRP II
  • TTRMS Tool
  • Surface Plots of non-recurring events
  • Surface Plots of travel time and VMT
  • Other travel time reliability plots
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