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Recent Additions
This page includes the documents that were newly added to the repository within the last 30 days.
81 - 100 of 135 results
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  • Precast Bent System for High Seismic Regions: Laboratory Tests of Column-to-Footing Socket Connections
    Published Date:
    2013-06-01
    Abstract:
    This report provides detailed information from the laboratory investigation of three precast column-to-spread footing large-scale tests, including descriptions of the specimen design, testing, data reduction, and conclusions regarding the use of the ...
    File Type:
    Filetype[PDF - 25.57 MB]
    Added:
    11/18/2019
  • Precast Bent System for High Seismic Regions: Laboratory Tests of Column-to-Drilled Shaft Socket Connections
    Published Date:
    2013-05-01
    Abstract:
    This report provides detailed information from the laboratory investigation of two precast column-to-drilled shaft large-scale tests, including descriptions of the specimen design, testing, data reduction, and conclusions regarding the use of the con...
    File Type:
    Filetype[PDF - 10.75 MB]
    Added:
    11/18/2019
  • Precast Bent System for High Seismic Regions, Appendix C: Design Example No. 2
    Published Date:
    2013-06-01
    Abstract:
    The final report that accompanies this appendix is a technical resource that provides background information on the use of a precast bent system for use in high seismic regions. The system is designed for, and intended to be used with, prestressed gi...
    File Type:
    Filetype[PDF - 923.72 KB]
    Added:
    11/18/2019
  • Precast Bent System for High Seismic Regions, Appendix B: Design Example No. 1
    Published Date:
    2013-08-22
    Abstract:
    The final report that accompanies this appendix is a technical resource that provides background information on the use of a precast bent system for use in high seismic regions. The system is designed for, and intended to be used with, prestressed gi...
    File Type:
    Filetype[PDF - 4.48 MB]
    Added:
    11/18/2019
  • Precast Bent System for High Seismic Regions, Appendix A: Design Provisions
    Published Date:
    2013-06-01
    Abstract:
    The final report that accompanies this appendix is a technical resource that provides background information on the use of a precast bent system for use in high seismic regions. The system is designed for, and intended to be used with, prestressed gi...
    File Type:
    Filetype[PDF - 950.29 KB]
    Added:
    11/18/2019
  • Precast Bent System for High Seismic Regions
    Published Date:
    2013-06-01
    Abstract:
    The final report that accompanies this appendix is a technical resource that provides background information on the use of a precast bent system for use in high seismic regions. The system is designed for, and intended to be used with, prestressed gi...
    File Type:
    Filetype[PDF - 5.19 MB]
    Added:
    11/18/2019
  • Laminate Specification and Characterization: Composite Bridge Decking
    Published Date:
    2012-01-01
    Abstract:
    This report discusses work done on the specification and characterization of fiber - reinforced polymer laminate materials used for the trapezoidal profile used in creating a replacement deck unit.
    File Type:
    Filetype[PDF - 9.44 MB]
    Added:
    11/18/2019
  • Intelligent Asphalt Compaction Analyzer
    Published Date:
    2011-12-01
    Abstract:
    This report describes the evaluation of the Intelligent Asphalt Compaction Analyzer (IACA) during the compaction of asphalt pavements. The IACA consists of sensors to measure the location and vibrations of the roller, an infrared sensor to monitor th...
    File Type:
    Filetype[PDF - 5.13 MB]
    Added:
    11/18/2019
  • Composite Bridge Decking: Phase I Design Report
    Published Date:
    2012-09-01
    Abstract:
    This report provides information about the materials, subcomponent shapes, and processes used to fabricate a lightweight decking system. It describes the design criteria and presents the results of physical testing done to validate the finite element...
    File Type:
    Filetype[PDF - 11.32 MB]
    Added:
    11/18/2019
  • Composite Bridge Decking: Final Project Report
    Published Date:
    2013-03-01
    Abstract:
    The overall objective of this Highways for LIFE Technology Partnerships project was to find the optimal materials and methods to fabricate a composite bridge deck based on a prototype devised by the University at Buffalo, under the sponsorship of New...
    File Type:
    Filetype[PDF - 7.98 MB]
    Added:
    11/18/2019
  • Alkali-Silica Reactivity Field Identification Handbook
    Published Date:
    2011-12-01
    Abstract:
    Two types of alkali-aggregate reaction (AAR) are currently recognized depending on the nature of the reactive mineral; these are alkali-silica reaction (ASR) and alkali-carbonate reaction (ACR). Both types of reaction can result in expansion and crac...
    File Type:
    Filetype[PDF - 4.24 MB]
    Added:
    11/18/2019
  • A Guide to Developing Marketing Research for Highway Innovations
    Published Date:
    2013-03-01
    Abstract:
    Highways for LIFE (HfL) focuses on speeding up the widespread adoption of proven innovations in the highway community. Such innovations include technologies, materials, tools, equipment, procedures, specifications, methodologies, processes, and pract...
    File Type:
    Filetype[PDF - 3.81 MB]
    Added:
    11/18/2019
  • 3D, 4D, and 5D Engineered Models for Construction: Executive Summary
    Published Date:
    2013-03-01
    Abstract:
    This Technical Brief provides an overview of 3D modeling, including technology applications during design and construction, benefits to stakeholders, resource requirements, current state-of-the practice, and advanced applications such as adding 4D an...
    File Type:
    Filetype[PDF - 4.29 MB]
    Added:
    11/18/2019
  • Effect of Photo Enforcement-Based Education on Vehicle Driver Behavior at a Highway-Rail Grade Crossing
    Published Date:
    2019-06-01
    Abstract:
    The Volpe Center was tasked by FRA’s Office of Research, Development and Technology with evaluating the effectiveness of the use of photo enforcement for driver education at the East Princeton Street grade crossing in Orlando, FL (Crossing ID 62217...
    File Type:
    Filetype[PDF - 2.87 MB]
    Added:
    11/18/2019
  • Mobility Payment Integration: State-of-the-Practice Scan
    Published Date:
    2019-10-01
    Abstract:
    This state-of-the-industry scan presents findings collected through an extensive literature search and an Internet inventory of mobility payment integration (MPI) deployments through January 2018. In addition, it conveys key implementation issues and...
    File Type:
    Filetype[PDF - 2.47 MB]
    Added:
    11/15/2019
  • Integrated Wheel/Rail Characterization through Advanced Monitoring and Analytics
    Published Date:
    2019-10-01
    Abstract:
    This report documents a multi-year, multi-member collaborative research effort to demonstrate machine-vision enabled wheel/rail characterization, monitoring and analytics. A unique suite of data acquisition equipment was employed. In-track laser whee...
    File Type:
    Filetype[PDF - 5.45 MB]
    Added:
    11/15/2019
  • Transit Bus Automation Market Assessment
    Published Date:
    2019-10-01
    Abstract:
    FTA has conducted research on conceptual ideas, prototypes, and commercially available products related to automated vehicle technologies for transit bus operations. The emerging automated transit bus market has received enthusiastic media coverage, ...
    File Type:
    Filetype[PDF - 902.01 KB]
    Added:
    11/15/2019
  • FTA Bus Efficiency Enhancements Research and Demonstration: Thermoelectric Generation Demonstration at LYNX
    Published Date:
    2019-09-01
    Abstract:
    This document is the final report to the Federal Transit Administration (FTA) covering the project performance and results for the development, build, and demonstration of a thermoelectric generator for use on a diesel bus. The thermoelectric generat...
    File Type:
    Filetype[PDF - 15.14 MB]
    Added:
    11/15/2019
  • Zero-Emission Bus Evaluation Results: Stark Area Regional Transit Authority (SARTA) Fuel Cell Electric Buses
    Published Date:
    2019-10-01
    Abstract:
    This report summarizes the experience and results from a demonstration of a fleet of five fuel cell electric buses (FCEBs) operated by Stark Area Regional Transit Authority (SARTA). SARTA, based in Canton, Ohio, has been operating the FCEBs funded th...
    File Type:
    Filetype[PDF - 4.04 MB]
    Added:
    11/15/2019
  • Innovative Transit Workforce Development Program: Key Lessons Learned
    Published Date:
    2019-09-01
    Abstract:
    This report provides information to assist FTA with identifying lessons learned and successful workforce program models that can guide future decision-making regarding transit workforce development through an assessment of the 40+ $20 million workfor...
    File Type:
    Filetype[PDF - 840.64 KB]
    Added:
    11/15/2019
81 - 100 of 135 results
20 50 results
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