2013 ... by Kenneth H. Stokoe II, June-Su Lee · "As part of the development of the Total Pavement Acceptance Device (TPAD), CTR created post-processing software for calculating the dynamic deflections of the pavement from the output of the rolling dynamic deflectometer (RDD) rolling sensors. To analyze the data, the software performs
6005-P2 [CTR] ... Product 0-6005-P2
Full-text Link:
2013 ... Leigh Boske, Robert Harrison · This report examines noteworthy aspects of US-Asian and US-Latin American trade, particularly the present and likely future roles of Texas ports and the Panama Canal. The purpose is to identify opportunities and challenges faced by the State of Texas and its ports in competing for international
6690-1 [CTR] ... FHWA/TX-13 / 0-6690-1
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2013 ... CTR: Kenneth H. Stokoe, II [and four others]; TTI: Thomas Scullion, Wenting Liu · During the fourth year of Project 0-6005, construction of the Total Pavement Acceptance Device (TPAD) was completed. The TPAD is a multi-function pavement evaluation device used to profile continuously along pavements at speeds in the range of
6005-3 [CTR] ... FHWA/TX-13/0-6005-3
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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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2013 ... Khali R. Persad [and four others] · The Texas Department of Transportation (TxDOT) sought the services of a public institution of higher education to conduct a study of TxDOT’s professional services contracting program through an Interagency Contract (IAC). The Request for Proposal (RFP) stated that it had come to
Persad 2013 [CTR] ... IAC 48-2XXIA001
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2013 ... Jorge Zornberg [and three others] · · "February 2013; Published May 2013" · Publ. by: University of Texas at Austin. Center for Transportation Research (CTR).
6048-01-P2 [CTR] ... Product 5-6048-01-P2
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2013 ... Zhanmin Zhang, Michael R. Murphy · State Departments of Transportation, including the Texas Department of Transportation (TxDOT), have long been moving towards the development and implementation of pavement management systems that would enable monitoring of the performance of their roadways, as well as
9035-01-P1 [CTR] ... Product 5-9035-01-P1-Final
Full-text Link:
2013 ... Kara Kockelman [and three others] · This report summarizes the research completed for TxDOT Project No. 5-6235-01 and discusses the implications and future applications of the work. This project extended the capabilities of the Project Evaluation Toolkit (PET), while introducing the software to a large network of potential
6235-01-1 [CTR] ... FHWA/TX-13/5-6235-01-1
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2013 ... Khali R. Persad [and four others] · The objective of the work documented in this report was to examine full-time-equivalent (FTE) staffing needs for TxDOT project development and construction, and analyze needs for backlogging projects, i.e., preparing construction plans in advance and keeping them at the ready for possible
6581-CT-5 [CTR] ... FHWA/TX-13/0-6581-CT-5
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2013 ... Khali Persad [and four others] · This research project was established by TxDOT’s Research and Technology Implementation Office to address special studies required by the department’s Administration during FY 2012. Three tasks were completed and are documented. · CONTENTS: Chapter 1. Introduction -- Chapter 2.
0-6581-CT-4 [CTR] ... FHWA/TX-13/0-6581-CT-4
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2013 ... Eric R. Giannini [and six others] · Alkali-silica reaction (ASR) and delayed ettringite formation (DEF) are expansive reactions that can lead to the premature deterioration of concrete structures. Both have been implicated in the deterioration of numerous structures around the world, including many transportation structures in Texas.
6491-1 pt.1 [CTR] ... FHWA/TX-13/0-6491-1 [Part 1]
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2013 ... Li Wang [and four others] · Very short duration maintenance operations (VSDOs) last for 15 minutes or less and usually involve operations such as removing an object from the roadway (either on the pavement or adjacent shoulder) or pothole patching. These activities have the potential to interrupt traffic flow and can pose a
6640-1 [CTR] ... FHWA/TX-13/0-6640-1
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2013 ... Catherine Hovell [and five others] · The Texas U-Beam standard designs were released in the 1990’s and have been used increasingly in bridges across the state since. While prototypes of the 54-in. deep prestressed concrete beam were built during the design phase, no full-scale load tests were performed. This study of the U-
5831-2 [CTR] ... FHWA/TX-13/0-5831-2
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2013 ... Kara Kockelman, T. Donna Chen · Transportation projects and policies are rooted in economic considerations and consequences. This report documents the development of a relatively comprehensive transportation economics reference for practitioners, entitled "The Economics of Transportation Systems: A
6628-1 [CTR] ... FHWA/TX-12/0-6628-1
Full-text Link:
2013 ... Oghuzan Bayrak [and nine others] · Bridge decks composed of precast, prestressed panels (PCPs) overlain by cast-in-place (CIP) are popular in many states, including Texas. Optimization of top-mat reinforcement and reduction of collinear panel cracking were addressed in this project. Longitudinal top-mat reinforcement was
6348-2 [CTR] ... FHWA/TX-12/0-6348-2
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2013 ... Dr. Kara Kockelman [and four others] · "Transportation planning involves evaluating the congestion, safety, emissions, and other impacts of large-scale network improvements and policy implementations. This document is a User's Guide for the Project Evaluation Toolkit (PET), a sketch planning toolkit developed for
6487-P1 [CTR] ... 0-6487-P1 / 5-6235-01-P1; Product 5-6235-01-P2; Product 5-6235-01-P3; Product 5-
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[2013] ... by T. Donna Chen [and four others] · This disc contains 3 PowerPoint presentation files from training webinars held in August 2012 on "The Economics of Transportation Systems." · CONTENTS: Module 1, Introduction to the Reference Movement, Transport, & Location Costs & Benefits of Transportation -- Module 2, Methods for
6628-P2 [CTR] ... Product 0-6628-P2
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2013 ... Dr. Kara Kockelman, T. Donna Chen, and Brice Nichols · "Transportation planners and engineers often feel unfamiliar with economic principles, and some assume that economics does not apply to their job duties. In practice, most transportation professionals can regularly employ economic concepts and techniques for decision-
6628-P1 [CTR] ... Product 0-6628-P1
Full-text Link:
[2013] ... Ken Stokoe II, June-Su Lee · Product information and user guides for various components of the TPAD (Total Pavement Acceptance Device). · Publication date based on e-mail from CTR publication department, 2/18/2013.; Title from Texas Department of Transportation memo dated 1/10/2013.; At end of title: "Note: The
6005-P5 [CTR] ... Product 0-6005-P5
Full-text Link:
2013 ... Kara Kockelman, Dan Fagnant, Brice Nichols, Steve Boyles · This report summarizes research for TxDOT Project No. 0-6487, which enhanced and expanded the open-source Project Evaluation Toolkit (PET) to evaluate operational strategies for transport project (and policy) impact evaluation. Such strategies include
6487-1 [CTR] ... FHWA/TX-2013/0-6487-1
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2013 ... Corey Meeks, Dr. Kevin Folliard · Under TxDOT Project 0-4563, researchers at The University of Texas at Austin developed an innovative software package known as ConcreteWorks, which gives laboratory technicians, engineers, inspectors, and contractors a tool that combines concrete design, analysis, and performance prediction to
4563-01-1 [CTR] ... FHWA/TX-12/5-4563-01-1
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[2012], ©2011 ... Marc Rached, David W. Fowler, David P. Whitney · This report summarizes findings and recommendations regarding the usage of manufactured fine aggregates in portland cement concrete pavement (PCCP). The supporting research included both field and laboratory testing of aggregates and concrete properties
6255-P4 [CTR] ... FHWA/TX-11/0-6255-P4
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2012 ... By Amit Bhasin, Zelalam Arega · · CONTENTS: Task 1. Review on state of the art and literature search -- Task 2. Selection of materials, WMA additives, and processes -- Task 3. Chemical and physio-chemical properties -- Task 4. Rheology of binders and performance -- Task 5. Performance of mixtures -- Task 6.
6591-P2 [CTR] ... Product 0-6591-P2
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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
Full-text Link:
2012 ... Zelalem Arega, Amit Bhasin · This document provides recommendations for warm-mix asphalt mixtures based on the results of tests conducted under TxDOT research project 0-6591. · CONTENTS: Chapter 1. Introduction and Background -- Chapter 2. Fatigue Cracking and Moisture Damage Resistance of Asphalt Mortars --
6591-P1 [CTR] ... Product 0-6591-P1
Full-text Link:
2012 ... Zelalem Arega, Amit Bhasin · Since the introduction of warm mix asphalt (WMA) in the United States, a variety of different technologies and processes have been developed and used to achieve proper mixing and compaction at reduced temperatures compared to conventional hot mix asphalt (HMA). A better understanding of
6591-1 [CTR] ... FHWA/TX-12/0-6591-1
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2012 ... Epigmenio Gonzalez [and six others] · This document contains information about a workshop held November 8, 2010, on the topic of TxCAP for TxDOT research project 0-6623. "The Texas Condition Assessment Program (TxCAP) combines information from PMIS, TxMAP, and TxTAP to get an overall picture of state roads.
6623-P2 [CTR] ... Product 0-6623-P2
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2012 ... CTR: Prozzi J. [and nine others]; University of Texas at San Antonio: Weismann, J., Weismann, A. · In Rider 36, the Texas Legislature in the 2012-2013 General Appropriations Act directed the Texas Department of Transportation (TxDOT) to conduct a study on road damage caused by oversized and overweight (OS/OW) vehicles
6736-2 [CTR] ... FHWA/TX-13/0-6736-2
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2012 ... Zhanmin Zhang, Michael R. Murphy · The Texas Department of Transportation (TxDOT) is responsible for a vast managed pavement network: 79,991 centerline miles of highways and 49,829 bridges. Rider 55 of the appropriations bill for TxDOT requires that prior to the beginning of each fiscal year, the department provide the
9035-01-P8 [CTR] ... Product 5-9035-01-P8
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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
Full-text Link:
2012 ... Zhanmin Zhang, Michael R. Murphy · State Departments of Transportation, including the Texas Department of Transportation (TxDOT), have long been moving towards the development and implementation of pavement management systems that would enable monitoring of the performance of their roadways, as well as
9035-01-2 [CTR] ... FHWA/TX-12/5-9035-01-2
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2012 ... Zhanmin Zhang, Michael R. Murphy, Hui Wu · Part A: "The Pavement Performance and Maintenance Management (PPMM) is a web-based application that aims to use the existing data from the Pavement Management Information Systems (PMIS) database to monitor and analyze current pavement performance. PPMM comprises two
9035-01-P2 [CTR] ... Product 5-9035-01-P2
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2012 ... by Andre Smit, Jorge A. Prozzi · "A product of this research study was a database comprising permeable friction course (PFC) projects evaluated as part of the study. The database includes project information as well as material and specific test data collected during the study. This document serves as a data dictionary for the
5836-P1 v.1 [CTR] ... Product 0-5836-P1
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2012 ... Dr. David Fowler, Dave Whitney, John "Chris" Clement, Zachary Stutts · This document contains a summary of the testing to be conducted under TxDOT project 0-6617. A description is provided for all tests, as well as an explanation of the property that is to be measured by each test. Collection status of aggregates and a short-
6617-P2 [CTR] ... Product 0-6617-P2
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2012 ... J.G. Zornberg, J.A.Z. Ferreira, G.H. Roodi · This report summarizes small pullout test results conducted as a part of TxDOT Project 5-4829 to assess the performance of a newly developed small pullout box as well as the associated K(sgi) model. The parameter K(sgi) quantifies the stiffness of the soil-reinforcement interface under low
4829-01-3 [CTR] ... FHWA/TX-12/5-4829-01-3
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2012 ... David W. Fowler, David Whitmey, Soojun Ha, Moon Won · Implementation Project 5-5444-01, “Pilot Implementation of Pavement Repair Guidelines for Longitudinal Cracks and Joints,” applies the lessons and recommendations from the previous Texas Department of Transportation (TxDOT) funded Center for
5444-01-1 [CTR] ... FHWA/TX-11/5-5444-01-1
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2012 ... Zelalem Arega and Amit Bhasin · Since the introduction of warm mix asphalt (WMA) in the United States, a variety of different technologies and processes have been developed and used to achieve proper mixing and compaction at reduced temperatures compared to conventional hot mix asphalt. A better understanding of the
6591-2 [CTR] ... FHWA/TX-12/0-6591-2
Full-text Link:
2012 ... CTR: Kenneth H. Stokoe, II [and four others]; TTI: Thomas Scullion and Wenting Liu · During the third year of Project 0-6005, significant progress was made towards building the Total Pavement Acceptance Device (TPAD). The TPAD will be a multi-function pavement evaluating device that will be used to profile continuously along
6005-4 [CTR] ... FHWA/TX-11/0-6005-4
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[2012] ... by C.S. Williams, Dean Deschenes, Oguzhan Bayrak · This CD-ROM contains six PowerPoint presentations (.pptx files) produced during TxDOT research implementation project 5-5253-01. The combined presentations provide an introduction to strut-and-tie modeling (STM) (When and why and step-by-step design
5253-01-P2 [CTR] ... Product 5-5253-01-P2
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2012 ... Dong H. Kim [and four others] · Concrete overlays have been a rehabilitation method for many years. It has been extensively utilized and studied in other states, but Texas is still at an initial stage of fully implementing the method. The large volume of concrete highways in Texas makes bonded concrete overlays, unbonded concrete
6590-2 [CTR] ... FHWA/TX-11/0-6590-2
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2012 ... Jolanda Prozzi, Thiago Paes, Lisa Loftus-Otway, Carlos Caldas · Many Departments of Transportation (DOTs), including the Texas Department of Transportation (TxDOT), have been challenged by inadequate funding from traditional federal and state fuel taxes, increasing construction costs, aging highway systems, traffic
6634-1 [CTR] ... FHWA/TX-12/0-6634-1
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2012 ... Kenneth H. Stokoe, II, CTR [and seven others]; Thomas Scullion, Wenting Liu, TTI · During the second year of Project 0-6005, significant progress was made towards building the Total Pavement Acceptance Device (TPAD). The TPAD will be a multi-function device that will be used to profile continuously along pavements at speeds
6005-2 [CTR] ... FHWA/TX-11/0-6005-2
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2012 ... Andrew C. Brown, Gregory F. Dellinger, Robert B. Gilbert · This report provides assessment from information and analysis for three drilled shaft walls in service in Houston, Texas. The three walls have been in service for 14, 9 and 2 years, respectively, and have cantilevered heights ranging from 5 to 23 feet. A field
6603-1 [CTR] ... FHWA/TX-11/0-6603-1
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2012 ... Jorge Prozzi [and six others] · A Maintenance Test Section Survey (MTSS) was conducted as part of a Peer State Review of the Texas Maintenance Program conducted October 5–7, 2010. The purpose of the MTSS was to conduct a field review of 34 highway test sections and obtain participants’ opinions about pavement, roadside,
6664-2 [CTR] ... FHWA/TX-11/0-6664-2
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2012 ... Robert Harrison, Center for Transportation Research · This 19-slide presentation summarizes the current import-export situation in Texas and the impact of the Panama Canal expansion on Texas. · Publ. by: University of Texas at Austin. Center for Transportation Research (CTR).
Harrison 2012-Jun [CTR]
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2012 ... Pedro A. Serigos [and three others] · "The Texas Department of Transportation (TxDOT) has developed a state-of-the-art 3D system for rut measurements. This system will allow more accurate assessment of road performance at both the network and project levels and potentially eliminate the need for manual visual
6663-1 [CTR] ... FHWA/TX-12/0-6663-1
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2012 ... Migdalia Carrion [and three others] · As part of TxDOT (Texas Department of Transportation) Project 0-6297 entitled “Freight Planning Factors Impacting Texas Commodity Flows,” the Center for Transportation Research (CTR) team focused on understanding the critical factors that influence freight planning in Texas. All U.S. states are
6297-01-1 [CTR] ... FHWA/TX-12/5-6297-01-1
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[2012] ... By: Mike Murphy, C. Pechlivanidis, Zhanmin Zhang · The Pavement Structural Condition Index (SCI) is a screening tool for pavement maintenance and rehabilitation (M&R) decisions at the network-level. · CONTENTS: 5-4322-01-P1 [0-4322-01-P1 Background document (PDF) ; SCI: Excel 2003 version ; SCI: Excel 2007
4322-01-P1/P2 [CTR] ... Product 5-4322-01-P1; Product 5-4322-01-P2
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2012 ... Authors: Wenxing Liu [and three others] · "The 2011-2014 Pavement Management Plan (PMP) provides TxDOT with a mechanism to predict pavement conditions based on a specified funding level and project-specific plan. The resulting report consisted of the summary of the number of lane miles that each district planned to treat
9035-01-P6 [CTR] ... Product 5-9035-01-P6
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2012 ... Authors: Wenxing Liu [and three others] · "The 2011-2014 Pavement Management Plan (PMP) provides TxDOT with a mechanism to predict pavement conditions based on a specified funding level and project-specific plan. The resulting report consisted of the summary of the number of lane miles that each district planned to treat
9035-01-P5 [CTR] ... Product 5-9035-01-P5
Full-text Link:
2012 ... Chris Williams, Dean Deschenes, Oguzhan Bayrak · A series of five detailed design examples feature the application of state-of-the-art strut-and-tie modeling (STM) design recommendations. This guidebook is intended to serve as a designer?s primary reference material in the application of STM to bridge components. The design
5253-01-1 [CTR] ... FHWA/TX-12/5-5253-01-1
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2012 ... Khali R. Persad [and five others] · This research project was established by TxDOT’s Research and Technology Implementation Office to address special studies required by the department’s Administration during FY 2011. Three short-term, quick-turnaround tasks were completed and are documented. The following three tasks
6581-CT-3 [CTR] ... FHWA/TX-11/0-6581-CT-3
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2012 ... Dr. J. G. Zornberg [and four others] · As part of [TxDOT] Research Project 0-4829, a new testing device was developed and a monitoring program was initiated to evaluate the performance of geosynthetics used as reinforcement for unbound base courses. This implementation involves the use of the new testing device and
4829-01-1 [CTR] ... FHWA/TX-10/5-4829-01-1
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2012 ... By: Dan Seedah [and four others] · "The Multimodal Freight Database is a one-stop shop for Texas freight data. It extracts and consolidates relevant freight data variables from major public databases. Commodity codes are mapped across databases thus providing a user-friendly interface for data search, comparison, and
6297-01-P3 [CTR] ... Product 5-6297-01-P3; Product 0-6297-P3
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2012 ... [Jolanda Prozzi and Migdalia Carrion] · "The objectives of this Implementation Project are to disseminate information about the Multimodal Freight Database (MFD) by hosting six workshops (Task 1), hosting a webinar to demonstrate the MFD to selected FHWA freight leaders (Task 2), and updating the MFD given the feedback received
6297-01-P2 [CTR] ... Product 5-6297-01-P2
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2012 ... [Mr. Kirk Fauver (Statewide Planning Engineer, FHWA) and Ms. Jolanda Prozzi (Assistant Director, CTR)] · "Implementation Project 5-6297-01, entitled Multimodal Freight Database, extends the work that has been conducted as part of TxDOT Research Project 0-6297 [Freight Planning Factors Impacting Texas Commodity Flows].
6297-01-P1 [CTR] ... Product 5-6297-01-P1
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2012 ... Jorge G. Zornberg, Brian J. Freilich, Carlos Guzman · This implementation project validates field test methods for checking the conformity of tire bales used in transportation applications. It also provides guidelines for instrumentation of installations involving tire bales. Specific components include field evaluation of tire bale
5517-01-1 [CTR] ... FHWA/TX-10/5-5517-01-1
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2012 ... Yungon Kim [and six others] · The ability to quickly apply carbon fiber reinforced polymer (CFRP) materials with a minimum of disruption to the use of a structure and with virtually no change in the geometry or weight of the element makes CFRP a viable and attractive material for strengthening existing elements. However,
6306-1 [CTR] ... FHWA/TX-12/0-6306-1; Product 0-6306-P1
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[2012] ... [Jolanda Prozzi]; Center for Transportation Research (UT Austin) · "No matter what the project, a variety of stakeholders exist, even for the proposed value extraction projects. Each project does not have the same list of stakeholders, and not every stakeholder may be interested in a project or exert influence over it. This guide
6634-P1 [CTR] ... Product 0-6634-P1
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2012 ... Jorge G. Zornberg, Nathan Thompson · Geotextiles, one among the different geosynthetic products, can be used for a number of functions or applications in pavement design. The benefits of using geotextiles in pavements and other transportation applications have triggered a proliferation of products. While this abundance of
5812-1 [CTR] ... FHWA/TX-10/0-5812-1
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[2012] ... Jolanda Prozzi, Sergey Grebenschikov, Ambarish Banerjee, Jorge Prozzi · Texas’s energy sector has a critical impact—historically and currently—on both the state economy and the Texas transportation system. The state’s various transportation modes, including rail, highways, pipelines, and ports, form a system that supports the
6513-1 vol.A [CTR] ... FHWA/TX-11/0-6513-1A
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[2012] ... by Dr. Ronald Matthews [and eight others] · This report and its appendices summarize the findings of a 2-year extension to the TxDOT-sponsored study 0-5974 entitled “Estimating Texas Motor Vehicle Costs” undertaken by a Center for Transportation Research (CTR) team of mechanical engineers and economists at The
5974-2 [CTR] ... FHWA/TX-12/0-5974-2
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2012 ... Jose Pablo Aguiar-Moya, Andre de Fortier Smit, Jorge A. Prozzi · In recent years, a number of databases have been developed as part of TxDOT’s Research Program for a diversity of goals and objectives. However, there is no one database that collects and stores lessons learned from long-term field application of different technologies
6357-1 [CTR] ... FHWA/TX-11/0-6357-1
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2012 ... [Todd Helwig, University of Texas at Austin] · This software product was developed and is maintained by the University of Texas at Austin. UTCGAT is a suite of software tools for the analysis of curved girders. The suite consists of UT Bridge and UT Lift. UT Bridge is a 3-dimensional finite element program for the analysis of curved
5574-01-P2 [CTR] ... Product 5-5574-01-P2
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2012 ... Robert Harrison [and six others] · Megaregion interest has grown strongly in the last decade and is now seen by a growing number of planners as offering effective contributions to problems such as modal congestion, development disparity, and air pollution that individual metropolitan areas or cities cannot resolve individually.
6627-1 [CTR] ... FHWA/TX-11/0-6627-1
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2012 ... Marc Rached, David W. Fowler, David P. Whitney · This report summarizes findings and recommendations regarding the usage of manufactured fine aggregates in portland cement concrete pavement (PCCP). The supporting research included both field and laboratory testing of aggregates and concrete properties
6255-P1 [CTR] ... FHWA/TX-11/0-6255-P1
Full-text Link:
2012 ... Ambarish Banerjee [and four others] · The original scope of TxDOT Research Project 0-6275 included continuing the development of the Texas Flexible Pavement database (TFPD) developed as part of Research Project 0-5513. The objective of 0-5513 was to deliver a database capable of hosting the data necessary for new pavement
6275-1 [CTR] ... FHWA/TX-11/0-6275-1
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2012 ... Khali R. Persad [and nineteen others] · This document contains seven research briefs developed for TxDOT's Strategic Research Program (SRP) in FY 2011, with a brief introduction summarizing the initiation of the SRP. · CONTENTS: Project Summary Report: Development of a Strategic Research Program for TxDOT -- SRP
6661-RB [CTR] ... FHWA/TX-12/0-6661-RB
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[2012] ... by Rob Harrison and Donovan Johnson · This CD-ROM contains two MS PowerPoint presentations from TxDOT Research Project 0-6627 "Mega-Region Freight Issues in Texas : A Synopsis," a one-year study conducted by CTR with TSU. Product P1 is the 20-slide presentation (.pptx) from the Kick-off Meeting; it describes the
6627-P1/P2 [CTR] ... Product 0-6627-P1; Product 0-6627-P2
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2011 ... By: Chandra Bhat · "This comprehensive guide provides all of the information necessary to effectively use the Demand Response Transit (DRT) Accessibility Tool, including background literature, underlying methodology, and step-by-step instructions. The DRT Accessibility Tool was developed to provide the Texas
5178-03-P1/P2 [CTR] ... Product 5-5178-03-P1; Product 5-5178-03-P2
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2011 ... Nabeel Khwaja · "Beginning in the summer of 2009, Texas Department of Transportation (TxDOT) started developing the framework for implementing a sophisticated new system to manage its large and diverse portfolio of projects during their development phase. This was followed by the implementation itself for managing
9012-01-1 [CTR] ... 9-9012-01-1
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2011 ... Sunny Jaipuria, Mike Murphy, Zhanmin Zhang · "Rider 55 of the Texas Department of Transportation’s (TxDOT) appropriations bill requires that prior to the beginning of each fiscal year, the department provide the Legislative Budget Board and the Governor with a detailed plan for the use of these funds that includes, but is not
9035-01-P7 [CTR] ... Product 5-9035-01-P7
Full-text Link:
2011 ... N. Nezamuddin [and four others] · Traffic congestion is an increasing problem in the nation’s urban areas, leading to personal inconvenience, increased pollution, hampered economic productivity, and reduced quality of life. While traffic congestion tends to continuously increase, growth in transportation infrastructure is limited by
6576-1 [CTR] ... FHWA/TX-12/0-6576-1
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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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2011 ... S. Travis Waller [and nine others] · For this project researchers implemented a systematic approach to identify the domains within TxDOT where Operations Research and Management Science (OR/MS) techniques can lead to substantial improvements. A comprehensive study of TxDOT's operations was conducted based on existing
6637-1 [CTR] ... FHWA/TX-11/0-6637-1
Full-text Link: