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This page includes the documents that were newly added to the repository within the last 30 days.

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This page includes the documents that were newly added to the repository within the last 30 days.
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    Pierce Transit Automated Collision Avoidance and Mitigation Safety Research and Demonstration Project, Final Report
    Cite
    Filetype[PDF - 7.51 MB]
    :
    Lutin, Jerome ; Soule, Heidi ; ...
    2022-06-01
    Abstract:
    This report summarizes research performed under the Federal Transit Administration/Pierce Transit Automated Collision Avoidance and Mitigation Safety ...
    File Type:
    Filetype[PDF - 7.51 MB]
    File Type:
    Filetype[PDF - 7.51 MB]
    06/27/2022
    Use of Bagasse Ash as a Concrete Additive for Road Pavement Applications
    Cite
    Filetype[PDF - 2.43 MB]
    :
    Arce, Gabriel A ; Hassan, Marwa M. ; ...
    2019-08-01
    Abstract:
    The objective of this study was to evaluate the use of sugarcane bagasse ash (SCBA) as a partial replacement of cement in concrete for road pavement a...
    File Type:
    Filetype[PDF - 2.43 MB]
    File Type:
    Filetype[PDF - 2.43 MB]
    06/27/2022
    Transit Bus Mirror Configuration Pilot Project, Final Report
    Cite
    Filetype[PDF - 8.59 MB]
    :
    Martin, Elliot ; Yassine, Ziad ; ...
    2022-06-01
    Abstract:
    The New York City Transit Authority performed this safety, research, and development/demonstration project supported by the Virginia Tech Transportati...
    File Type:
    Filetype[PDF - 8.59 MB]
    File Type:
    Filetype[PDF - 8.59 MB]
    06/27/2022
    UHPC Shear Keys in Concrete Bridge Superstructures
    Cite
    Filetype[PDF - 2.83 MB]
    :
    Newtson, Craig M. ; Weldon, Brad D. ; ...
    2019-08-01
    Abstract:
    This research investigated the use of locally produced ultra-high performance concrete (UHPC) as a grouting material to repair deteriorated shear keys...
    File Type:
    Filetype[PDF - 2.83 MB]
    File Type:
    Filetype[PDF - 2.83 MB]
    06/27/2022
    Applying Transportation Asset Management to Traffic Signals: A Primer
    Cite
    Filetype[PDF - 3.93 MB]
    :
    McKay, Gareth ; Senesi, Christopher ;
    2022-01-01
    Abstract:
    As the importance of an integrated transportation system continues to evolve and grow, U.S. transportation agencies are identifying traffic signals as...
    File Type:
    Filetype[PDF - 3.93 MB]
    File Type:
    Filetype[PDF - 3.93 MB]
    06/27/2022
    2020 Traffic Incident Management Capability Maturity Self-Assessment National Analysis Report
    Cite
    Filetype[PDF - 448.07 KB]
    :
    Brewster, Rebecca ; Delich, Lauren ;
    2021-09-01
    Abstract:
    This report presents a summary of the 2020 Traffic Incident Management Capability Maturity Self-Assessments (TIM CM SA) completed by transportation pe...
    File Type:
    Filetype[PDF - 448.07 KB]
    File Type:
    Filetype[PDF - 448.07 KB]
    06/27/2022
    National Work Zone Awareness Week: Work Zones Are a Sign To Slow Down
    Cite
    Filetype[PDF - 379.45 KB]
    :
    United States. Federal Highway Administration
    2022-03-01
    Abstract:
    Every spring, Federal Highway Administration (FHWA) and its partners sponsor National Work Zone Awareness Week (NWZAW), to bring attention to motorist...
    File Type:
    Filetype[PDF - 379.45 KB]
    File Type:
    Filetype[PDF - 379.45 KB]
    06/27/2022
    FHWA InfoTechnology [Brochure]
    Cite
    Filetype[PDF - 1.20 MB]
    :
    United States. Federal Highway Administration
    2021-11-01
    Abstract:
    The Federal Highway Administration (FHWA) developed InfoTechnology™ to fill the knowledge gap between highway infrastructure practitioners/asset man...
    File Type:
    Filetype[PDF - 1.20 MB]
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    Filetype[PDF - 1.20 MB]
    06/27/2022
    Curb-Opening Inlet Interception On Grade [Technote]
    Cite
    Filetype[PDF - 1.81 MB]
    :
    Xie, Zhaoding ; Kilgore, Roger ; ...
    2022-05-01
    Abstract:
    Without adequate drainage, stormwater can accumulate on road surfaces creating safety hazards including vehicle hydroplaning, road spray, and obscured...
    File Type:
    Filetype[PDF - 1.81 MB]
    File Type:
    Filetype[PDF - 1.81 MB]
    06/27/2022
    Driver Adaptation to Vehicle Automation: The Effect of Driver Assistance Systems on Driving Performance and System Monitoring
    Cite
    Filetype[PDF - 694.65 KB]
    :
    Weaver, Starla ; Chao, Szu-Fu ; ...
    2022-06-01
    Abstract:
    Little is known about how driving performance and attention change over time with increased automation. The current study assessed the effect of varyi...
    File Type:
    Filetype[PDF - 694.65 KB]
    File Type:
    Filetype[PDF - 694.65 KB]
    06/27/2022
    LTPP Analysis-Ready Materials Dataset (ARMAD) Release [Research Note]
    Cite
    Filetype[PDF - 981.49 KB]
    :
    United States. Federal Highway Administration. Office of Research, Development, and Technology
    2022-06-01
    Abstract:
    This research note is a release announcement of the new Federal Highway Administration (FHWA) Long-Term Pavement Performance (LTPP) ARMAD and associat...
    File Type:
    Filetype[PDF - 981.49 KB]
    File Type:
    Filetype[PDF - 981.49 KB]
    06/27/2022
    Development of Geopolymer-Based Cement and Soil Stabilizers for Transportation Infrastructure
    Cite
    Filetype[PDF - 1.17 MB]
    :
    Radovic, Miladin ; Puppala, Anand J. ;
    2019-09-01
    Abstract:
    Geopolymer Cement (GPC) has drawn much attention in the recent years as an alternative to Ordinary Portland Cement (OPC) for soil stabilization, pavem...
    File Type:
    Filetype[PDF - 1.17 MB]
    File Type:
    Filetype[PDF - 1.17 MB]
    06/27/2022
    Enhancing Conspicuity for Standard Signs and Retroreflectivity Strips on Posts [tech brief]
    Cite
    Filetype[PDF - 1.47 MB]
    :
    Katz, Bryan ; Kissner, Erin ; ...
    2022-05-01
    Abstract:
    The 2009 Manual on Uniform Traffic Control Devices (MUTCD) provides various options for enhancing the conspicuity of traffic signs (Federal Highway Ad...
    File Type:
    Filetype[PDF - 1.47 MB]
    File Type:
    Filetype[PDF - 1.47 MB]
    06/27/2022
    Assessing Chloride Ingress Through Construction Joints in UHPC Overlays [research note]
    Cite
    Filetype[PDF - 1.03 MB]
    :
    Saladi, Naveen ; Helsel, Michelle ; ...
    2022-06-01
    Abstract:
    Ultra-high performance concrete (UHPC) overlays are beginning to be recognized as a viable solution for bridge deck preservation. To accommodate const...
    File Type:
    Filetype[PDF - 1.03 MB]
    File Type:
    Filetype[PDF - 1.03 MB]
    06/27/2022
    SBIR Success STORY - Mini-Roundabout
    Cite
    Filetype[PDF - 852.30 KB]
    :
    United States. Federal Highway Administration
    2022-06-01
    Abstract:
    Congestion and safety at smaller but critical intersections using the modern roundabout (MRB) design principles are common problems today. The mini-ro...
    File Type:
    Filetype[PDF - 852.30 KB]
    File Type:
    Filetype[PDF - 852.30 KB]
    06/27/2022
    Development of Metals Corrosion Maps of Arkansas and Maintenance of Cross-Drains
    Cite
    Filetype[PDF - 17.45 MB]
    :
    Hossain, Zahid ; Elsayed, Ashraf ; ...
    2019-08-01
    Abstract:
    Corrosion potential of metallic structures in alluvial soils is governed by chemical and electromagnetic properties of the soils. Geotechnical enginee...
    File Type:
    Filetype[PDF - 17.45 MB]
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    Filetype[PDF - 17.45 MB]
    06/27/2022
    Mobility on Demand (MOD) Sandbox Demonstration: Pinellas Suncoast Transit Authority (PSTA) Public-Private-Partnership for Paratransit, Evaluation Report
    Cite
    Filetype[PDF - 5.85 MB]
    :
    Martin, Elliot ; Yassine, Ziad ; ...
    2022-04-01
    Abstract:
    This report presents the results of an independent evaluation of the Pinellas Suncoast Transit Authority (PSTA) Public-Private-Partnership for Paratra...
    File Type:
    Filetype[PDF - 5.85 MB]
    File Type:
    Filetype[PDF - 5.85 MB]
    06/27/2022