Evaluating Alternative Operations Strategies to Improve Travel Time ...
Evaluating Alternative Operations Strategies to Improve Travel Time ...
Evaluating Alternative Operations Strategies to Improve Travel Time ...
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SHRP 2 L11: Final Report<br />
TABLE OF CONTENTS<br />
LIST OF FIGURES ............................................................................................................ V<br />
LIST OF TABLES ............................................................................................................. VI<br />
AUTHOR ACKNOWLEDGMENTS ................................................................................. VIII<br />
ABSTRACT ...................................................................................................................... IX<br />
EXECUTIVE SUMMARY .................................................................................................. X<br />
AN INTRODUCTION TO TRAVEL-TIME RELIABILITY ............................................................ X<br />
IMPROVED TRAVEL-TIME RELIABILITY: WHAT’S NEEDED? .............................................. XI<br />
NEXT STEPS FOR MIGRATING TOWARD A MORE “RELIABLE” FUTURE........................... XIII<br />
STEPS TOWARD BALANCING DEMAND AND CAPACITY ................................................... XIV<br />
STEPS TO STRENGTHEN INTERAGENCY AND INTERMODAL RELATIONSHIPS ................. XV<br />
TECHNICAL/TECHNOLOGICAL STEPS TO IMPROVE RELIABILITY ................................... XVI<br />
SUMMARY .......................................................................................................................... XVIII<br />
1. INTRODUCTION ....................................................................................................... 1<br />
TRAVEL-TIME RELIABILITY ................................................................................................... 1<br />
TRAVEL-TIME RELIABILITY AND CONGESTION ................................................................... 2<br />
CLASSIFICATION OF USER CATEGORIES ............................................................................... 3<br />
Passenger <strong>Travel</strong>ers ............................................................................................................................ 3<br />
Freight Movers ...................................................................................................................................... 4<br />
TRAVEL-TIME RELIABILITY REQUIREMENTS ....................................................................... 6<br />
Passenger <strong>Travel</strong>ers ............................................................................................................................ 6<br />
Freight Movers ...................................................................................................................................... 7<br />
TRAVEL-TIME RELIABILITY IMPORTANCE ........................................................................... 7<br />
Passenger <strong>Travel</strong>ers ............................................................................................................................ 7<br />
Freight Movers ...................................................................................................................................... 9<br />
TRAVEL-TIME RELIABILITY PERFORMANCE MEASURES ...................................................10<br />
REFERENCES ..........................................................................................................................12<br />
2. EFFECTIVENESS OF AGENCIES ........................................................................... 13<br />
EXISTING AGENCY MEASURES .............................................................................................13<br />
Current Performance Measures for Passenger <strong>Travel</strong>ers ........................................................... 13<br />
Current Performance Measures for Freight Movers ...................................................................... 14<br />
ISSUES AFFECTING THE EFFECTIVENESS OF AGENCIES .....................................................14<br />
Availability of Resources ................................................................................................................... 15<br />
Ability <strong>to</strong> Predict Disruptions ............................................................................................................. 16<br />
TABLE OF CONTENTS<br />
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