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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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    I-129 Missouri River Bridge Deck Condition Assessment Using Non-destructive Testing Methods
    Cite
    Filetype[PDF - 37.16 MB]
    :
    Donnelly, James P. ;
    Lawler, John S.
    ...
    2012-11-05
    Abstract:
    Field testing using various non-destructive testing (NDT) methods was performed on the reinforced concrete deck of the I-129 Bridge over the Missouri ...
    File Type:
    Filetype[PDF - 37.16 MB]
    File Type:
    Filetype[PDF - 37.16 MB]
    03/20/2023
    Proven Safety Countermeasures: Corridor Access Management
    Cite
    Filetype[PDF - 258.87 KB]
    :
    United States. Department of Transportation. Federal Highway Administration. Office of Safety
    2021-01-01
    Abstract:
    Access management refers to the design, application, and control of entry and exit points along a roadway. This includes intersections with other road...
    File Type:
    Filetype[PDF - 258.87 KB]
    File Type:
    Filetype[PDF - 258.87 KB]
    03/20/2023
    Proven Safety Countermeasures: Backplates with Retroreflective Borders
    Cite
    Filetype[PDF - 274.84 KB]
    :
    United States. Department of Transportation. Federal Highway Administration. Office of Safety
    2021-01-01
    Abstract:
    Backplates added to a traffic signal head improve the visibility of the illuminated face of the signal by introducing a controlled-contrast background...
    File Type:
    Filetype[PDF - 274.84 KB]
    File Type:
    Filetype[PDF - 274.84 KB]
    03/20/2023
    Large Culvert Inspection Procedures: Guidelines for INDOT
    Cite
    Filetype[PDF - 7.57 MB]
    :
    Grier, Scott M ;
    Williams, Christopher S
    2022-10-01
    Abstract:
    Within the state of Indiana, there are approximately 9,000 structures with unsupported span lengths that range from 4 ft to 20ft that the Indiana Depa...
    File Type:
    Filetype[PDF - 7.57 MB]
    File Type:
    Filetype[PDF - 7.57 MB]
    03/20/2023
    Advancing TSMO through Organizational Structures
    Cite
    Filetype[PDF - 726.31 KB]
    :
    Bauer, Jocelyn ;
    Noyes, Pat
    ...
    2023-02-01
    Abstract:
    This report applies concepts of organizational theory, specifically related to organizational structure, to explore ways in which organizational model...
    File Type:
    Filetype[PDF - 726.31 KB]
    File Type:
    Filetype[PDF - 726.31 KB]
    03/20/2023
    Special Issue - Weekly Motor Fuel Report: Gasoline Product Supplied for Fiscal Year Week No. 21, Data Complete Through 2/24/2023
    Cite
    Filetype[PDF - 485.88 KB]
    :
    United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
    2023-02-24
    Abstract:
    The Weekly Gasoline Product Supplied Report offers insight on weekly fluctuation of the gasoline product supply, which is an important part of any ana...
    File Type:
    Filetype[PDF - 485.88 KB]
    File Type:
    Filetype[PDF - 485.88 KB]
    03/20/2023
    Special Monthly Reporting - Weekly Traffic Volume Data: Interstate Travel for Weeks 52, 1, 2, 3, and 4, 12/26/2022-1/29/2023
    Cite
    Filetype[PDF - 181.34 KB]
    :
    United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
    2023-01-29
    Abstract:
    The Weekly Traffic Volume Report estimates the vehicle miles traveled (VMT) for interstate highways and how the total travel measured by VMT compares ...
    File Type:
    Filetype[PDF - 181.34 KB]
    File Type:
    Filetype[PDF - 181.34 KB]
    03/20/2023
    Lifecycle Cost Analysis RealCost User Manual
    Cite
    Filetype[PDF - 10.62 MB]
    :
    Smith, Kelly L. ;
    Pierce, Linda M.
    ...
    2023-03-01
    Abstract:
    Lifecycle cost analysis (LCCA) is an engineering economic analysis tool that compares the relative merit of competing project implementation alternati...
    File Type:
    Filetype[PDF - 10.62 MB]
    File Type:
    Filetype[PDF - 10.62 MB]
    03/20/2023
    FHWA Division Review of State Department of Transportation: Research Management Process
    Cite
    Filetype[PDF - 380.57 KB]
    :
    United States. Federal Highway Administration
    2022-12-01
    Abstract:
    The purpose of this document is to ensure consistent and efficient management of State Planning and Research, Subpart B (SPR-B) work programs by Feder...
    File Type:
    Filetype[PDF - 380.57 KB]
    File Type:
    Filetype[PDF - 380.57 KB]
    03/20/2023
    Federal Highway Administration (FHWA) Research and Technology Update Newsletter: January 2023
    Cite
    Filetype[PDF - 418.43 KB]
    :
    United States. Federal Highway Administration
    2023-01-01
    Abstract:
    The purpose of this newsletter is to highlight the topics of various Federal Highway Administration research, which include: Traffic Optimization for ...
    File Type:
    Filetype[PDF - 418.43 KB]
    File Type:
    Filetype[PDF - 418.43 KB]
    03/20/2023
    Interchange Comparison Safety Tool User Guide
    Cite
    Filetype[PDF - 1.21 MB]
    :
    Himes, Scott ;
    Arnold, Samantha
    ...
    2023-03-01
    Abstract:
    This user guide is intended for use alongside the Federal Highway Administration (FHWA) report Safety Comparisons Between Interchange Types (forthcomi...
    File Type:
    Filetype[PDF - 1.21 MB]
    File Type:
    Filetype[PDF - 1.21 MB]
    03/20/2023
    Implementation of Laboratory Conditioning and Testing Protocol to Evaluate Moisture Susceptibility of Asphalt Mixtures
    Cite
    Filetype[PDF - 5.58 MB]
    :
    Coleri, Erdem ;
    Kumar, Vikas
    ...
    2023-03-01
    Abstract:
    Moisture damage in asphalt mixtures can cause early cracking and rutting failures due to the internal damage accumulated by the high internal pore pre...
    File Type:
    Filetype[PDF - 5.58 MB]
    File Type:
    Filetype[PDF - 5.58 MB]
    03/20/2023
    Hot-Mix Bituminous Paving Manual
    Cite
    Filetype[PDF - 26.84 MB]
    :
    United States. Federal Highway Administration. Office of Highway Operations ...
    1985-03-01
    Abstract:
    This training package has been developed to address the area of asphalt pavement construction. It includes as an introduction, the identification of s...
    File Type:
    Filetype[PDF - 26.84 MB]
    File Type:
    Filetype[PDF - 26.84 MB]
    03/20/2023
    Traffic Volume Trends: January 2005
    Cite
    Filetype[PDF - 1.91 MB]
    :
    United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
    2005-01-01
    Abstract:
    Traffic Volume Trends is a monthly report based on hourly traffic count data reported by the States. These data are collected at approximately 5,000 c...
    File Type:
    Filetype[PDF - 1.91 MB]
    File Type:
    Filetype[PDF - 1.91 MB]
    03/20/2023
    Methods to Increase Durability of Reactive (“D” Cracking) Coarse Aggregate in Portland Cement Concrete
    Cite
    Filetype[PDF - 395.27 KB]
    :
    Less, Ronald D
    2015-08-01
    Abstract:
    The coarse aggregates used for Portland Cement concrete in southwest Iowa have exhibited a poor serviceability. This early failure is attributed to a ...
    File Type:
    Filetype[PDF - 395.27 KB]
    File Type:
    Filetype[PDF - 395.27 KB]
    03/20/2023
    Iowa Bridge Backwater Software User’s Manual Version 3.0
    Cite
    Filetype[PDF - 2.46 MB]
    :
    Claman, Dave ;
    LaDon, Jones
    2016-01-01
    Abstract:
    This manual describes how to use the Iowa Bridge Backwater software, version 3.0. It also documents the methods and equations used for the calculation...
    File Type:
    Filetype[PDF - 2.46 MB]
    File Type:
    Filetype[PDF - 2.46 MB]
    03/20/2023
    Safety Support System for HRGCs
    Cite
    Filetype[PDF - 2.29 MB]
    :
    Lu, Pan ;
    Tolliver, Denver
    ...
    2023-02-01
    Abstract:
    As a result of the considerable differences in mass between vehicles and trains, crashes at highway-rail grade crossings (HRGCs) often result in sever...
    File Type:
    Filetype[PDF - 2.29 MB]
    File Type:
    Filetype[PDF - 2.29 MB]
    03/20/2023
    Traffic Volume Trends: February 1983
    Cite
    Filetype[PDF - 930.91 KB]
    :
    United States. Department of Transportation. Federal Highway Administration
    1983-02-01
    Abstract:
    Traffic Volume Trends is a monthly report based on hourly traffic count data reported by the States. These data are collected at approximately 5,000 c...
    File Type:
    Filetype[PDF - 930.91 KB]
    File Type:
    Filetype[PDF - 930.91 KB]
    03/20/2023
    Pedestrian Behavior Study to Advance Pedestrian Safety in Smart Transportation Systems Using Innovative LiDAR Sensors
    Cite
    Filetype[PDF - 1.82 MB]
    :
    Li, Taylor ;
    Kothuri, Sirisha
    ...
    2023-03-01
    Abstract:
    Pedestrian safety is critical to improving walkability in cities. Although walking trips have increased in the last decade, pedestrian safety remains ...
    File Type:
    Filetype[PDF - 1.82 MB]
    File Type:
    Filetype[PDF - 1.82 MB]
    03/20/2023
    Results of the 2020-21 Campus Travel Survey
    Cite
    Filetype[PDF - 2.90 MB]
    :
    Miller, Ryan G
    2021-06-01
    Abstract:
    The UC Davis Campus Travel Survey is an annual survey led by Transportation Services (TS) – formerly known as Transportation and Parking Services (T...
    File Type:
    Filetype[PDF - 2.90 MB]
    File Type:
    Filetype[PDF - 2.90 MB]
    03/20/2023
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