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Implementation of Database for TxDOT ARRA Projects

Description: Report discussing projects initiated under the American Recovery and Reinvestment Act of 2009 (ARRA), a fiscal stimulus package signed by President Obama on March 6, 2009. State agencies like the Texas Department of Transportation (TxDOT) who received ARRA funds had to report, on a monthly basis, various data on each project in the ARRA program, including staff numbers, hours worked, and payroll. TxDOT asked the Center for Transportation Research (CTR) to identify and isolate specific elements … more
Date: August 2011
Creator: Persad, Khali R. & Suri, Jasjyot S.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

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

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
Partner: UNT Libraries Government Documents Department

Proposed Texas Department of Transporation Strategic Research Program: Second Year Report

Description: In February 2010, The Texas Department of Transportation (TcDOT) contracted with the Center for Transportation Research (CTR) at The University of Texas at Austin, the Texas Transportation Institute (TTI), and The Center for Multidisciplinary Research in Transportation (TechMRT) at Texas Tech University, to assist TxDot in developing a Strategic Research Program (SRP). This report documents the work conducted from September 2010 to August 2011.
Date: August 2011
Creator: Persad, Khali; Machemehl, Randy; Nash, Phillip T.; Cleveland, Theodore G.; Weatherby, Cynthia & Stockton, William
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

Measuring access to transit service in rural transit systems : feedback from the workshops and recommendations for improving the Demand Response Transit accessibility tool

Description: Report on the application of a paratransit microsimulation patron accessibility analysis tool in four rural transit agencies in workshops. The workshops provided an overview of the Demand Response Transit [DRT] accessibility tool developed by the research team, obtained feedback on the results predicted by the DRT tool, and identified ways to improve the DRT tool.
Date: August 2011
Creator: Vyas, Gaurav; Bhat, Chandra R. & Ferdous, Zazneen
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

Evaluation of mobile source greenhouse gas emissions for assessment of traffic management strategies

Description: "This research is intended to evaluate mobile source GHG emissions for traffic management strategies, in which a Portable Emission Measurement System (PEMS) is used to collect the vehicle's real-world emission and activity data, and Vehicle Specific Power (VSP) based modeling approach is used as the basis for emission estimation."
Date: August 2011
Creator: Yu, Lei & Shi, Qinyi
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

Taxiway aircraft traffic analysis at George Bush Intercontinental Airport

Description: Report assessing the congestion at George Bush International Airport (IAH) by analyzing taxi times and flight data during different hours of the day. The capacity of IAH is investigated by examining the number of departing flights on the ground. The report shows that IAH is operating close to the capacity most of the time.
Date: August 2011
Creator: Yin, Kai; Tian, Chunyu; Wang, Bruce X. & Quadrifoglio, Luca
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

Microsurfacing in Texas

Description: This report describes the current state of practice of microsurfacing in Texas and compares it to best practices extracted from existing literature. A survey of DOT personnel, contractors and emulsion suppliers in Texas provides insight into the most crucial factors contributing to the success or failure of a microsurfacing. From the results of the survey, literature reviews, case studies and site visits, the research team analyzed material selection and mix design methods, construction practic… more
Date: August 2011
Creator: Broughton, Benjamin & Lee, Soon-Jae
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

Evaluating the Use of Transfers for Improving Rural Public Transportation Systems

Description: "In this report researchers consider a variation of the regular demand responsive transit system that adopts the transfer practice to reduce operating costs.Researchers evaluated the effect of different transfer operating policies by developing a simulation model of several plausible scenarios. The results indicate that zoning with transfer can provide significant benefits paratransit operations that are managing zoning structure."
Date: August 2011
Creator: Quadrifoglio, Luca; Shen, Chung-Wei & Edrington, Suzie
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

Condition of Texas Pavements: Pavement Management Information Systems Annual Report, 2008-2011

Description: Annual report describing the condition of Texas pavements based on distress ratings and ride quality measurements from the Pavement Management Information System (PMIS) during fiscal years 2008-2011. "The report includes the percentage of lane miles in 'Good' or better condition, trends for the major highway systems (IH, US, SH and FM) and pavement types (ACP, CRCP and JCP), trends for pavement distress types and maintenance level of service information" (p. ii).
Date: August 25, 2011
Creator: Texas. Department of Transportation.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

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
Partner: UNT Libraries Government Documents Department

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
Partner: UNT Libraries Government Documents Department

Synthesis of Successful Bicycle Planning in Mid-Size Cities

Description: "The goal of this research project was to synthesize successful practices of bicycle planning in mid-size cities, including reviews of bicycle practices in the U.S. and successful experiences in planning, design, and implementation of bicycle facilities, conduct a survey of successful bicycle policies and practices in the U.S., and identify common problems in bicycling and key factors for promoting bicycling transportation."
Date: August 2011
Creator: Liu, Hongchao; Kumfer, Wesley & Chintaluri, Bhargavi
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

Statewide Freight Resiliency Plan, Stage 2a: Communication Needs and Capabilities

Description: Stage 2a outline and details for a "TxDOT plan to provide a comprehensive framework for identifying and key freight infrastructure corridors and strategies to ensure a resilient freight transportation network in the State of Texas." This segment focuses on communications.
Date: August 2011
Creator: TranSystems Experience Transportation
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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