Effectiveness of Different Approaches to Disseminating Traveler Information on Travel Time Reliability (2013) / Chapter Skim
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Pages 156-166
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156 a P P e N d I x a overview In cities where congestion in the transportation system is commonplace, drivers are accustomed to the congestion; they expect and plan for some increase in travel time, particularly during peak driving times. Many system users either adjust their schedules to avoid peak hours or budget extra time to allow for unexpected traffic congestion or incidents.
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157 delays and to ensure on-time arrival (Texas A&M Transportation Institute with Cambridge Systematics, Inc.
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158 Importance of Travel Time reliability Travel time reliability is significant to many transportation system users, whether they are vehicle drivers, transit riders, freight shippers, or even air travelers. Good and consistent system reliability is a valuable service that can be provided on privately operated and publicly operated highways alike.
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159 for a transit vehicle as being longer than an equivalent amount of time spent riding in the vehicle. Real-time information that allows transit riders to schedule their own arrival at a transit stop and/or to monitor the wait time remaining until the vehicle's arrival increases rider confidence in the service (Perk et al.
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160 Portland area using travel time ranges such as "12–15 MIN" (FHWA 2005a)
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161 arterials before freeway entrance ramps to provide drivers with information to make route choices (Peng et al.
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162 congestion (traffic moving at 55 mph or higher) , with moderate traffic congestion (54 mph to 35 mph)
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163 Commission of Southern Nevada 2012)
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164 probabilities related to cancer screenings as a set of frequencies rather than as a set of percentages resulted in quicker and more accurate comprehension of those probabilities by study participants, particularly if several probabilities had to be considered in tandem (Hanoch 2004)
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165 Dudek, C
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166 Rutgers Department of Transportation.
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