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 />
ALTERNATIVE FUTURE 3: THE PESSIMISTIC SCENARIO .....................................................57<br />
Scenario Drivers ................................................................................................................................. 58<br />
Responding Trends ............................................................................................................................ 59<br />
Effects on the Sources of Congestion ............................................................................................. 60<br />
SUMMARY OF ALTERNATIVE FUTURES ...............................................................................60<br />
6. OPERATIONS STRATEGIES AND TREATMENTS TO IMPROVE TRAVEL-TIME<br />
RELIABILITY ................................................................................................................. 62<br />
SOURCES OF CONGESTION/UNRELIABILITY ........................................................................62<br />
CLASSIFICATION OF STRATEGIES AND TREATMENTS TO IMPROVE TRAVEL-TIME<br />
RELIABILITY ..........................................................................................................................63<br />
Classification of <strong>Strategies</strong> ................................................................................................................ 63<br />
Agency Management, Organization, and Resource Allocation ................................................... 64<br />
Information Collection and Dissemination ...................................................................................... 66<br />
Vehicle Technologies ......................................................................................................................... 71<br />
Incident and Special Event Management ....................................................................................... 71<br />
Infrastructure <strong>Improve</strong>ments and Demand Optimization .............................................................. 74<br />
STRATEGIES EFFECTIVENESS AND AREAS OF APPLICATION .............................................78<br />
TECHNOLOGICAL INNOVATIONS IN THE FUTURE ..............................................................89<br />
An Overview of Future <strong>Travel</strong> Opportunities .................................................................................. 90<br />
Au<strong>to</strong>mation/Infrastructure .................................................................................................................. 92<br />
Information Technology/Data Sharing ............................................................................................. 93<br />
Integration/Cooperation ..................................................................................................................... 94<br />
REFERENCES ..........................................................................................................................97<br />
7. A CONCEPT OF OPERATIONS ............................................................................... 99<br />
CONCEPT OF OPERATIONS DEFINITION ...............................................................................99<br />
TRAVEL-TIME RELIABILITY CONCEPT OF OPERATIONS PURPOSE ....................................99<br />
TRAVEL-TIME RELIABILITY PERFORMANCE MEASURES ...................................................99<br />
Existing Stakeholder Roles and Responsibilities ......................................................................... 101<br />
FUTURE SCENARIOS OVERVIEW – A CON OPS PERSPECTIVE ........................................... 104<br />
Overview of Future Baseline Conditions ....................................................................................... 104<br />
Overview of <strong>Alternative</strong> Futures and Their Impact on Transportation ...................................... 105<br />
BASELINE AND ALTERNATIVE FUTURES STRATEGY ASSIGNMENT ................................ 108<br />
IMPLEMENTATION ROADMAP ............................................................................................ 110<br />
<strong>Improve</strong>d <strong>Travel</strong>-<strong>Time</strong> Reliability: What’s Needed? .................................................................... 110<br />
Institutional Challenges .................................................................................................................... 114<br />
Funding .............................................................................................................................................. 116<br />
TABLE OF CONTENTS<br />
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