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Engineering Commons

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Civil and Environmental Engineering

Theses/Dissertations

2007

CMS

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Full-Text Articles in Engineering

Assessment Of The Safety Benefits Of Vms And Vsl Using The Ucf Driving Simulator, Cristina Dos Santos Jan 2007

Assessment Of The Safety Benefits Of Vms And Vsl Using The Ucf Driving Simulator, Cristina Dos Santos

Electronic Theses and Dissertations

Researchers at the University of Central Florida (UCF) have been working during the past few years on different strategies to improve freeway safety in real-time. An ongoing research at UCF has investigated crash patterns that occurred on a stretch of Interstate-4 located in Orlando, FL and created statistical models to predict in real-time the likelihood of a crash in terms of time and space. The models were then tested using PARAMICS micro-simulation and different strategies that would reduce the risk of crashes were suggested. One of the main recommended strategies was the use of Variable Speed Limits (VSL) which intervenes …


Evaluating The Impact Of Oocea S Dynamic Message Signs (Dms) On Travelers Experience Using The Pre-Deployment Survey, John Hill Rogers Jan 2007

Evaluating The Impact Of Oocea S Dynamic Message Signs (Dms) On Travelers Experience Using The Pre-Deployment Survey, John Hill Rogers

Electronic Theses and Dissertations

The purpose of this thesis was to evaluate the impact of dynamic message signs (DMS) on the Orlando-Orange County Expressway Authority (OOCEA) toll road network using the Pre-Deployment DMS Survey (henceforth referred to as "pre-deployment survey"). DMS are electronic traffic signs used on roadways to give travelers information about travel times, traffic congestion, accidents, disabled vehicles, AMBER alerts, and special events. The particular DMS referred to in this study are large rectangular signs installed over the travel lanes and these are not the portable trailer mount signs. The OOCEA is currently in the process of adding several fixed DMS on …