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Game-Theoretic Analysis of Dynamic Traffic Equilibria


2014 ... By Stephen D. Boyles, Christopher Melson, Tarun Rambha, Jennifer C. Duthie Dynamic traffic assignment has grown steadily in popularity and use since its inception. It has become an important and permanent tool in transportation agencies across the country. However, the exact nature of dynamic traffic equilibrium,

2014-600451-00079-1 [CTR] ... SWUTC/14/600451-00079-1

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740 KB

Minimizing User Delay and Crash Potential through Highway Work Zone Planning


2014 ... Michael Kurker [and nine others] Lane closures due to highway work zones introduce many challenges to ensuring smooth traffic operations and a safe environment for drivers and workers. In addition, merging has been found to be one of the most stressful aspects of driving and a merge process that is viewed as ?unfair?

6704-1 [CTR] ... FHWA/TX-13/0-6704-1

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3.5 MB

Investigating Regional Dynamic Traffic Assignment Modeling for Improved Bottleneck Analysis. Final Report


2013 ... Jennifer C. Duthie [and eight others] This research employed dynamic traffic assignment (DTA) modeling to study the network-wide impact of bottleneck alleviation measures taken by TxDOT on MoPac Expressway in downtown Austin. The measures led to a small improvement in MoPac travel conditions and no major

6657-1 [CTR] ... FHWA/TX-13/0-6657-1

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2.6 MB

Dynamic Traffic Assignment Applications


2013 ... Dr. Jennifer Duthie, Dr. Natalia Ruiz Juri, Shoupeng Tang, Rouyu Liu CTR's Network Modeling Center researches, develops, and applies dynamic traffic assignment (DTA) models. This poster highlights some recent DTA applications and how the model was used to help answer key questions. This poster was presented at

Poster 2013 CTR Symp: Duthie

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0-6657, Investigating Regional Dynamic Traffic Assignment Modeling for Improved Bottleneck Analysis


2013 ... Research Performed by: Center for Transportation Research; Research Supervisor: S. Travis Waller; Researchers: Jennifer C. Duthie [and seven others] "The Texas Department of Transportation (TxDOT) made geometric changes to the MoPac Expressway near the downtown Austin area in September 2010 to alleviate the

6657 PSR [CTR] ... 0-6657-S ... Project Summary Report

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150 KB

Workshop Materials : PowerPoint and Guide


2012 ... by Jennifer Duthie, Fernanda Leite This CD-ROM contains a PDF "Very Short Duration Operations: Safety Guidebook" and a 55-slide Microsoft PowerPoint (.pptx) presentation "TXDOT RESEARCH PROJECT 0-6640 STATE OF THE PRACTICE FOR WORKERS IN VERY SHORT DURATION WORK ZONE OPERATIONS Educational

6640-P2 [CTR] ... Product 0-6640-P2

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9.8 MB

Guidebook on DTA Data Needs and Interface Options for integration into the Planning Process


2012 ... Jennifer Duthie [and four others] "The goals of this guidebook are three-fold: 1) outline the data needed to run a dynamic traffic assignment (DTA) model, 2) propose methods for integrating DTA with macroscopic planning models and microscopic simulation models, and 3) propose methods for integrating DTA within the four-

6657-P1 [CTR] ... Product 0-6657-P1

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2.1 MB

Dynamic Traffic Assignment for the City of Austin's Strategic Mobility Plan


[2011] ... Jennifer Clare Duthie, Natalia Ruiz Juri, and S. Travis Waller A dynamic traffic assignment (DTA) model was used to evaluate five scenarios of changes to streets in downtown Austin, Texas. Performance measures were gathered not only for the street being changed, but also for streets throughout the rest of

Poster 2011 CTR Symp: Duthie

Full-text Link:
No online resource supplied by researcher

Texas Roundabout Guidelines : Final Report


2011 ... Authors: Alison Mills [and five others] Although roundabouts have now been implemented in many parts of the U.S., very few have been built in Texas. This report contains best practices for choosing appropriate locations and design concepts for Texas roundabouts. This research effort is comprised of the following

6414-1 [CTR] ... FHWA/TX-08/0-6414-1

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12.6 MB

Pilot Workshop and Materials (CD ROM)


2011 ... by Jennifer Duthie and Travis Waller This CD-ROM contains the Microsoft PowerPoint (.pptx) file containing a 215-slide presentation for the "Roundabout Evaluation and Design Workshop" prepared by CTR and Kittelson & Associates, Inc. for the Texas Department of Transportation. The objectives of the workshop were to

6414-P3 [CTR] ... Product 0-6414-P3

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11.7 MB

Texas Roundabout Guidelines


2011 ... Alison Mills [and three others] "Circular intersection forms have been part of the transportation system in the United States since at least 1905. Their widespread usage decreased after the mid-1950s due to high crash experience and problems with congestion. Therefore, the modern roundabout was developed to improve the safety

6414-P1 [CTR] ... Product 0-6414-P1

Full-text Link:
11 MB

Development of Guidelines for Implementation of Roundabouts in Texas


2011 ... RS: S. Travis Waller; Researchers: Jenifer Duthie [and three others] Although roundabouts have now been implemented in many parts of the U.S., very few have been built in Texas. Therefore, this research effort was designed to develop guidelines for implementing them in Texas. The desired guidelines were to suggest best

6414-s [CTR] ... PSR 0-6414 ... Project Summary Report, 0-6414

Full-text Link:
52 KB

GLUM Guidebook / Training Materials


2010 ... Dr. Kara Kockelman [and six others] CONTENTS: "Documentation for Use of the Gravity-Based Land-Use Model (G-LUM)" -- Appendix A "Model Description (RESLOC; EMPLOC; LUDENSITY) -- Appendix B "Application to Austin Region" Performed in cooperation with the Texas Department of Transportation and the

5667-01-P1 [CTR] ... Product 5-5667-01-P1

Full-text Link:
1.2 MB; slides=905 KB

Bicycles 2010


2010 ... Jennifer Duthie [and three others] No. 2190 contains 6 papers that explore the influence of the built environment on route selection for bicycle and car travel; automated bicycle counts; multimodal travel choices of bicyclists; effects of gender on commuter cycling and accident rates; on-street bicycle facility configuration effects

TRR 2190 ... TRR 2190 ... Transportation Research Record (TRR), 2190

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Network methods for project selection based on optimizing environmental impact


2010 ... Erin M. Ferguson, Jennifer Duthie and S. Travis Waller Traditionally, transportation road networks have been designed for minimal congestion. Unfortunately, such approaches do not guarantee minimal vehicle emissions. Given the negative impacts of vehicle pollutants as well as tighter national air quality standards, it is

2010- 161026-1 [CTR] ... SWUTC/10/161026-1

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720 KB

Evaluation of Four Experimental Bicycle Safety Devices in Austin, TX. Executive Summary


2010 ... John F. Brady [and four others] As the number of trips made by bicycle continues to increase, there exists a greater need to safely accommodate bicycles within the transportation network. Four experimental bicyclist safety devices were installed and studied in Austin, Texas to determine if they offered a substantial improvement in


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Effects of Colored Lane Markings on Bicyclist and Motorist Behavior at Conflict Areas


2010 ... City of Austin Bicycle Team , John Brady [and four others] "As the number of trips made by bicycle continues to increase in Austin, there is a need to design existing roadways to safely accommodate bicyclists at areas where bicyclists and motorists must cross paths. Conflicts are common on facilities where a motorist must


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Effects of Bicycle Boxes on Bicyclist and Motorist Behavior at Intersections -- Draft submitted June 20, 2010


2010 ... City of Austin Bicycle Team , Jeff Loskorn [and four others] While Austin has a sizeable network of bicycle lanes, traditional bicycle facilities at intersections are often inadequate and can lead to unsafe interactions between motorists and bicyclists. One potential tool to alleviate this problem is the bicycle box. This device is


Full-text Link:
1191 KB

Effects of "Bicycles May Use Full Lane" Signs on Bicyclist and Motorist Behavior along Multi-Lane Facilities


2010 ... City of Austin Bicycle Team , Alison Mills [and four others] "Although Austin has a sizeable network of bicycle lanes and wide shoulder lanes, several gaps exist where roadways are too narrow to accommodate bicyclists and motorists side-by-side in the same lane. It is a considerable challenge to expand existing roadways to


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Effects of Shared Lane Markings on Bicyclist and motorist Behavior along Multi-Lane Facilities


2010 ... City of Austin Bicycle Team , John Brady [and four others] "Census data and research surveys have shown that the number of trips made by bicycle in Austin is increasing. While Austin has a sizeable network of bicycle lanes, many gaps remain where roadways are too narrow to accommodate separated facilities. It is a


Full-text Link:
970 KB

Multimodal Network Models for Robust Transportation Systems


2009 ... Jennifer Duthie [and three others] Since transportation infrastructure projects have a lifetime of many decades, project developers must consider not only the current demand for the project but also the future demand. Future demand is of course uncertain and should be treated as such during project design. Previous research for

2009-167867-1 [CTR] ... SWUTC/09/167867-1

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An Examination of Land Use Models, Emphasizing UrbanSim, TELUM, and Suitability Analysis


2008 ... Kara Kockelman [and six others] This work provides integrated transportation land use modeling guidance to practitioners in Texas regions of all sizes. The research team synthesized existing land use modeling experiences from MPOs across the country, examined the compatibility of TELUM's and UrbanSim's requirements

5667-1 [CTR] ... FHWA/TX-09/ 0-5667-1

Full-text Link:
3.8 MB

Analysis and Guidelines for Establishing Unified Urban Land-Use and Transportation System Planning Framework and Procedures


2008 ... RS: Kara Kockelman; Researchers: Jennifer Duthie [and five others] The CTR research team interviewed staff at 30 metropolitian planning organizations (MPOs) from around the U.S. regarding land use modeling practices and available data sets. They examined literature and experiences across a wide variety of

5667 PSR [CTR] ... PSR 0-5667-S ... Project Summary Report, 0-5667

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Environmental Justice, Social and Economic Factors, Women's Travel, and Accessibility and Mobility 2007


2007 ... [various authors] This collection of 10 papers addresses the following transportation planning topics: emergency response for communities with limited English proficiency; environmental justice analysis for metropolitan transportation planning; equity and fairness in tolling and pricing; environmental justice assessments

TRR 2013 ... TRR 2013 ... Transportation Research Record (TRR), 2013

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Incorporating Environmental Justice Measures into Equilibrium-based Transportation Network Design Models


2007 ... Jennifer Duthie and S. Travis Waller This research outlines three major challenges of incorporating Environmental Justice (EJ) into metropolitan transportation planning and proposes a new variation of the user equilibrium discrete network design problem (UE-DNDP) for achieving EJ amongst population groups.. Needed data

2007-167265-1 [CTR] ... SWUTC/07/167265-1

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Robust Design and Evaluation of Transportation Networks with Equilibrium Under Demand Uncertainty


2006 ... Jennifer Duthie and S. Travis Waller As long-term forecasts of origin-destination (O-D) travel demands are inherently uncertain, future network performance cannot be predicted with certainty. Neglecting the uncertainties present can result in inaccurate measures of network performance that may lead to incorrect policy

2006-167556-1 [CTR] ... SWUTC/06/167556-1

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