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Use of dowel bars at longitudinal construction joints

Description: Report discussing the primary objective of this research project, whcih was to develop rational guidelines on the use of dowel bars in longitudinal construction joints (LCJs) for better-performing concrete pavements without potential longitudinal cracking problems.
Date: August 2011
Creator: Ha, Soojun; Cobos, Luis; Choi, Cheol Choi; Yeon, Jungheum; Cho, Byounghooi & Won, Moon C.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

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
Partner: UNT Libraries Government Documents Department

Studies to determine the effectiveness of longitudinal channelizing devices in work zones

Description: "This report describes the methodology and results of analyses performed to determine whether the following longitudinal channelizing device (LCD) applications improve the traffic safety and operations of work zones relative to the use of standard drums."
Date: October 2010
Creator: Finley, Melisa D.; Theiss, LuAnn; Trout, Nada D.; Miles, Jeffrey D. & Nelson, Alicia A.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

Partnering with AVID to create transportation scholars

Description: "The goal of this project was to team with the Advancement Via Individual Determination (AVID) program in local schools to stimulate student awareness of transportation and engineering careers and to encourage interest in the science, technology, engineering, and mathematics (STEM) fields."
Date: October 2010
Creator: Jasek, Debbie & Finley, Melisa D.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

Responses of trucking operations to road pricing in central Texas

Description: "The purpose of this study is to identify and quantify how the different segments of the trucking industry would respond to road pricing applications, including traditional toll rads, variably priced toll roads, mixed-use express lane facilities, and truck-only tolled facilities."
Date: October 2010
Creator: Prozzi, Jolanda; Walton, C. Michael & Rutzen, Beatriz
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

Manual for Assessing Safety Hardware test 3-11 of the Texas Department of Transportation Portable Concrete Traffic Barriers with sign support assembly

Description: This report presents the details of the design developed for mounting the traffic control sign support on top a portable concrete traffic barrier (PCTB), description of the full scale crash test performed on the design, and an assessment and evaluation of the performance of the PCTB with the sign support mounted on top according to specifications of "Manual for Assessing Safety Hardware" (MASH). The PCTB mounted sign support assembly anchored to the top of the TxDOT Type 2 PCTB tested for this … more
Date: January 2011
Creator: Williams, William F. & Menges, Wanda L.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

Assessment of Need and Feasibility of Truck-Mounted Changeable Message Signs (CMS) for Scheduled and Unscheduled Operations: Technical Report

Description: Report that "identifies the types of messages and information that could be displayed on Truck-Mounted Changeable Message Signs (TMCMS) for different situations, and also developed specific guidance for Texas Department of Transportation (TxDOT) on the use of TMCMS during scheduled and unscheduled operations." (p. i).
Date: March 2011
Creator: Sun, Dahzi; Ravoola, Pranay; Faruqi, M. A.; Ullman, Brooke R. & Trout, Nada D.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

Lane assignment traffic control devices on frontage roads and conventional roads at interchanges

Description: "This project conducted state-of-the-practice surveys, focus groups, and driver surveys to develop test signs used for field deployment and evaluation regarding lane assignment on frontage roads and cross streets."
Date: October 2010
Creator: Nelson, Alicia A.; Tydlacka, Jonathan M.; Stevens, Roma G.; Chrysler, Susan T. & Voigt, Anthon P.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

Development of a MASH TL-3 median barrier gate

Description: Report regarding a median barrier gate designed to both offer protection to motorists and easier cross-median access for emergency and maintenance vehicles.
Date: February 2011
Creator: Bligh, Roger P.; Arrington, Dusty R.; Sheikh, Nauman Mansoor; Silvestri, Chiara & Menges, Wanda L.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

Development of guidelines for triple left and dual right-turn lanes : technical report

Description: Report regarding the development of geometric and signal design guidelines for triple left-turn lanes and dual right-turn lanes and then evaluatues the safety of such sites in Texas.
Date: July 2011
Creator: Cooner, Scott A.; Ranft, Stephen E.; Rathod, Yatin K.; Qi, Yi; Yu, Lei; Wang, Yubian et al.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

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
Partner: UNT Libraries Government Documents Department

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
Partner: UNT Libraries Government Documents Department
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