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Synthesis and Study of the Roadside Vegetation Establishment Process

Description: "In this report the researchers try to provide a more diverse set of tools and options for Texas Department of Transportation (TxDOT) personnel that will help ensure timely vegetation establishment to meet Texas Pollutant Discharge Elimination System (TPDES) regulatory requirements, minimize project delays, and help reduce long-term costs in vegetation development and management."
Date: May 2011
Creator: Storey, Beverly J.; Schutt, James R.; McFalls, Jett A.; Jones, Kim D.; Garza, Abel P.; Gaus, Teresa A. et al.
Item Type: Refine your search to only Report

Performance Measures for Public Transit Mobility Management

Description: Report that looks at the state of mobility management practice throughout Texas, as well as national best practices in mobility management. Additionally, this research provides an overview of the varying roles of state departments of transportation in public transit mobility management efforts. The research also presents applied mobility management for agencies seeking to implement mobility management programs as well as a menu of performance measures that can be utilized based on the type and … more
Date: December 2011
Creator: Sen, Lalita; Majumdar, Sarmistha R.; Highsmith, Meredith; Cherrington, Linda K. & Gilliland, Cynthia A. Weatherby
Item Type: Refine your search to only Report

TxDOT uses of real-time commercial traffic data : opportunity matrix

Description: Based on a TxDOT survey, a review of other state DOTs, and researcher understanding of Intelligent Transportation System (ITS) needs, the Texas Transportation Institute (TTI) team developed a comprehensive list of opportunities for TxDOT to consider pertaining to future use of private sector (PS) data. Specific opportunities for applying private data were reviewed in light of accuracy of the data, coverage areas, data availability, cost, and control of the data stream.
Date: January 2012
Creator: Middleton, Dan; Brydia, Robert; Kraus, Edgar; Cheu, Kelvin; Rajbhandari, Rajat, 1973-; Songchitruksa, Praprut et al.
Item Type: Refine your search to only Report

Energy Developments and the Transportation Infrastructure in Texas: Impacts and Strategies

Description: "This report describes the work completed to measure the impact of increased level of energy-related activities on the Texas Department of Transportation (TxDOT) right-of-way and infrastructure, as well as develop recommendations to reduce and manage TxDOT's exposure and risk resulting from those activities."
Date: March 2012
Creator: Quiroga, César A.; Fernando, E. G. & Oh, Jeongho
Item Type: Refine your search to only Report

Research on asset management for safety and operations

Description: "This report provided Texas Department of Transportation (TxDOT) with guidance on developing a well-designed asset management system as a critical component of the agency's approach to providing for the mobility of its customers, preserving the infrastructure already in place, planning for future improvements of that infrastructure, and being responsive and accountable to the public regarding the investment of their tax dollars."
Date: August 2011
Creator: Jasek, Debbie; Carson, Jodi L.; Theiss, LuAnn; Songchitruksa, Praprut; Perkins, Judy; Yang, Yonggao et al.
Item Type: Refine your search to only Report

Signing strategies for low-water and flood-prone highway crossings

Description: "In this report the Texas Transportation Institute (TTI) developed a guidelines and recommendations for creating signing uniformity for low-water and flood-prone sections of roadways. TTI also developed criteria for when to implement active water-level detection and advance warning systems at low-water crossings and flood-prone roadway sections."
Date: November 2011
Creator: Higgins, Laura; Chrysler, Susan T.; Pesti, Geza & Chaudhary, Nadeem
Item Type: Refine your search to only Report

Work zone positive protection guidelines

Description: "In this report the goal of the project was to develop implementation guidance that the Texas Department of Transportation (TxDOT) can use to make better decisions regarding when and where to use positive protection in work zones and when to consider exposure control and other traffic control measures that could improve work zone safety."
Date: May 2011
Creator: Ullman, Gerald L.; Iragavarapu, Vichika & Sun, Dahzi
Item Type: Refine your search to only Report

Development of guidelines for pedestrian safety treatments at signalized intersections

Description: "This document summarized the research conducted and the conclusions reached during the development of guidelines for pedestrian safety treatments at signalized intersections. The guidelines are focused on treatments that alleviate conflicts between left-turning vehicles and pedestrians."
Date: August 2011
Creator: Pratt, Michael P.; Songchitruksa, Praprut & Bonneson, James A.
Item Type: Refine your search to only Report

Studies to determine the effectiveness of automated flagger assistance devices and school crossing devices

Description: "This report describes the methodology and results of analyses performed to determine motorist understanding, as well as the operational and safety effectiveness, of automated flaggers assistance devices (AFADs) relative to the use of flaggers at lane closures on two-lane, two-way roadways."
Date: October 2011
Creator: Finley, Melisa D.; Ullman, Brooke R.; Trout, Nada D. & Park, Eun Sug
Item Type: Refine your search to only Report

Modern traffic control devices to improve safety at rural intersections

Description: "The goal of this project was to obtain a better understanding of modern TCD capabilities. Researchers conducted the following tasks literature review, crash data examination, TxDOT district survey, laboratory survey, field study, and development of principles for selecting TCDs."
Date: September 2011
Creator: Fitzpatrick, Kay; Chrysler, Susan T.; Sunkari, Srivivasa R.; Cooper, Joel; Park, Byung-Jung & Higgins, Laura
Item Type: Refine your search to only Report

Applying the Systems Engineering Approach to Video Over IP Projects

Description: Abstract: In 2009, the Texas Transportation Institute produced for the Texas Department of Transportation a document called Video over IP Design Guidebook. This report summarized an implementation of that project in the form of a workshop. The workshop was developed and presented as a pilot in Austin in 2010 and taught an additional four times in 2011 in Fort Worth, Lubbock, Houston, and San Antonio.
Date: December 2011
Creator: Thomas, Gary B.
Item Type: Refine your search to only Report

Mobility and economic effects of system investments in Texas: 2010 to 2020

Description: "The report summarizes estimates of the consequences of current funding levels and a range of greater and lesser funding amounts. The report describes the population, travel, system extent and expenditure data and analyses used to develop the mobility and economic effect analyses. An associated study by the Center for Transportation Research analyzed pavement maintenance spending and condition. Both the mobility and pavement studies were used as part of the March 2011 Texas 2030 Committee repor… more
Date: August 2011
Creator: Lomaz, Tim
Item Type: Refine your search to only Report

Peer grouping and performance measurement to improve rural and urban transit in Texas

Description: "Rural and small urban transit systems in Texas will become even more important with predicted changes in population trends. Rural demographic trends indicate growth in the number of persons age 65 and over coupled with a decrease in population density. Small urban area trends indicate substantial population growth and broadened geographic boundaries, yet resources to provide rural and small urban transit are limited. Therefore, transit managers find it is increasingly important to maximize ser… more
Date: September 2010
Creator: Arndt, Jeffrey C.; Edrington, Suzie; Sandidge, Matthew; Quadrifoglio, Luca & Perkins, Judy
Item Type: Refine your search to only Report
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