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US Transportation Collection US Transportation Collection

US Transportation Collection

The US Transportation Collection consists of documents from across all transportation modes with specific focus on research reports from US DOT, state DOTs, and other transportation organizations. Bookmark this collection: https://rosap.ntl.bts.gov/collection_ust or https://doi.org/10.21949/1530857.

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  • Truck Parking Shortage Improving Efficiency and Identifying Opportunities Summary
    Truck Parking Shortage: Improving Efficiency and Identifying Opportunities [Summary]
    Filetype[PDF - 115.16 KB]
    :
    Stich, Bethany ;
    Rupnow, Tyson
    ...
    2025-03-01
    Abstract:
    In coordination with the American Trucking Association (ATA) and American Transportation Research Institute (ATRI), this project aims to address truck...
    File Type:
    Filetype[PDF - 115.16 KB]
    File Type:
    Filetype[PDF - 115.16 KB]
  • Increasing Regional Truck Freight Planning in Virginia
    Increasing Regional Truck Freight Planning in Virginia
    Filetype[PDF - 2.97 MB]
    :
    Miller, John S ;
    Parambil, Nishara Vavitta
    ...
    2025-03-01
    Abstract:
    Although the forecast rate of growth for truck vehicle miles traveled is roughly double the forecast rate of growth for passenger vehicle miles travel...
    File Type:
    Filetype[PDF - 2.97 MB]
    File Type:
    Filetype[PDF - 2.97 MB]
  • Advanced 59GHz Interference Resiliency for Connected Vehicle Equipment
    Advanced 5.9GHz Interference Resiliency for Connected Vehicle Equipment
    Filetype[PDF - 3.04 MB]
    :
    Kihei, Billy ;
    Grow, James
    ...
    2025-03-01
    Abstract:
    In this work the research team reports on the effectiveness of various techniques to mitigate Wi-Fi 5 interference on Vehicle-to-Everything communicat...
    File Type:
    Filetype[PDF - 3.04 MB]
    File Type:
    Filetype[PDF - 3.04 MB]
  • Performance and Improvement of Texas Poor Boy Continuous Bridge Deck Details Final Report
    Performance and Improvement of Texas Poor Boy Continuous Bridge Deck Details: Final Report
    Filetype[PDF - 55.00 MB]
    :
    Birely, Anna C. ;
    Yarnold, Matthew T.
    ...
    2025-03-01
    Abstract:
    The majority of bridges in Texas are constructed with girders as simple spans. A simple-span deck requires expansion joints, which are sources of main...
    File Type:
    Filetype[PDF - 55.00 MB]
    File Type:
    Filetype[PDF - 55.00 MB]
  • NonMotorized Count Program and Risk Factors Assessment
    Non-Motorized Count Program and Risk Factors Assessment
    Filetype[PDF - 9.84 MB]
    :
    Tien, Iris ;
    Watkins, Kari E.
    ...
    2025-03-01
    Abstract:
    Non-motorized volumes at different locations in a transportation network are important data for understanding safety and travel needs for people who b...
    File Type:
    Filetype[PDF - 9.84 MB]
    File Type:
    Filetype[PDF - 9.84 MB]
  • Strategic Prioritization in Bridge Asset Maintenance through Data Driven LongTerm Asset Valuation with Additional Emphasis on Promoting GDOTs Partnerships with Counties
    Strategic Prioritization in Bridge Asset Maintenance through Data Driven Long-Term Asset Valuation with Additional Emphasis on Promoting GDOT’s Partnerships with Counties
    Filetype[PDF - 2.46 MB]
    :
    Geum Chorzepa, Mi ;
    Durham, Stephan A.
    ...
    2025-03-01
    Abstract:
    This study focuses on engaging local bridge owners through interviews and interactions, aiming to assist them in enhancing their bridge management pra...
    File Type:
    Filetype[PDF - 2.46 MB]
    File Type:
    Filetype[PDF - 2.46 MB]
  • Superabsorbent Polymer in Concrete to Improve Durability
    Superabsorbent Polymer in Concrete to Improve Durability
    Filetype[PDF - 3.95 MB]
    :
    Zhou, Bo ;
    Taylor, Peter
    ...
    2025-03-01
    Abstract:
    The main objective of this research was to explore the optimized selection of superabsorbent polymer (SAP) products as internal curing materials in co...
    File Type:
    Filetype[PDF - 3.95 MB]
    File Type:
    Filetype[PDF - 3.95 MB]
  • Evaluate Performance of Sealers and Coatings Applied to TxDOT Bridge Substructures
    Evaluate Performance of Sealers and Coatings Applied to TxDOT Bridge Substructures
    Filetype[PDF - 6.66 MB]
    :
    Mukhopadhyay, Anol K. ;
    Mistri, Abhijit
    2025-03-01
    Abstract:
    Protecting concrete bridge substructures against deterioration over time is an important aspect of bridge preservation, and it is routinely conducted ...
    File Type:
    Filetype[PDF - 6.66 MB]
    File Type:
    Filetype[PDF - 6.66 MB]
  • Synthesis of Practices to Deter Pedestrians from Crossing Freeways Technical Brief
    Synthesis of Practices to Deter Pedestrians from Crossing Freeways [Technical Brief]
    Filetype[PDF - 669.00 KB]
    :
    Texas A&M Transportation Institute
    2025-03-01
    Abstract:
    The Texas Department of Transportation (TxDOT) has seen an increase in recent years in crashes involving pedestrians crossing freeways and other high-...
    File Type:
    Filetype[PDF - 669.00 KB]
    File Type:
    Filetype[PDF - 669.00 KB]
  • Centerline Buffers on TwoLane Undivided Roadways Technical Brief
    Centerline Buffers on Two-Lane Undivided Roadways [Technical Brief]
    Filetype[PDF - 226.63 KB]
    :
    Texas A&M Transportation Institute
    2025-03-01
    Abstract:
    Research results indicate that 4-ft centerline buffers have a positive effect on reducing opposite-direction crashes on two-lane highways.
    File Type:
    Filetype[PDF - 226.63 KB]
    File Type:
    Filetype[PDF - 226.63 KB]
  • Centerline Buffers on FourLane Undivided Roadways Technical Brief
    Centerline Buffers on Four-Lane Undivided Roadways [Technical Brief]
    Filetype[PDF - 223.37 KB]
    :
    Texas A&M Transportation Institute
    2025-03-01
    Abstract:
    Research results indicate that 4-ft centerline buffers on four-lane highways are highly effective in reducing lane departure crashes.
    File Type:
    Filetype[PDF - 223.37 KB]
    File Type:
    Filetype[PDF - 223.37 KB]
  • Ebike Lending Libraries Trends and Practices in The United States
    E-bike Lending Libraries: Trends and Practices in The United States
    Filetype[PDF - 5.85 MB]
    :
    MacArthur, John ;
    Miller, Joshua
    ...
    2025-03-01
    Abstract:
    E-bike lending libraries are emerging as a potential tool to promote sustainable transportation, reduce greenhouse gas emissions, and enhance mobility...
    File Type:
    Filetype[PDF - 5.85 MB]
    File Type:
    Filetype[PDF - 5.85 MB]
  • MultiDimensional Freight and Trade Capacity Analysis a Case Study on BurhanKhunjerab Route in ChinaPakistan Economic Corridor CPEC
    Multi-Dimensional Freight and Trade Capacity Analysis – a Case Study on Burhan-Khunjerab Route in China-Pakistan Economic Corridor (CPEC)
    Filetype[PDF - 1.08 MB]
    :
    Adeel, Muhammad ;
    Khurshid, Muhammad Bilal
    ...
    2025-03-01
    Abstract:
    Trade corridors are critical for fostering global economic growth, reducing transportation costs, and enhancing regional connectivity, yet increasing ...
    File Type:
    Filetype[PDF - 1.08 MB]
    File Type:
    Filetype[PDF - 1.08 MB]
  • Connected and Autonomous Vehicle Readiness Action Plan
    Connected and Autonomous Vehicle Readiness Action Plan
    Filetype[PDF - 1.57 MB]
    :
    Toth, Chris ;
    Perry, Frank
    ...
    2025-03-01
    Abstract:
    In this report, the Tennessee Department of Transportation (TDOT) has developed a Connected and Automated Vehicle (CAV) Readiness Action Plan to guide...
    File Type:
    Filetype[PDF - 1.57 MB]
    File Type:
    Filetype[PDF - 1.57 MB]
  • Improving and Communicating Speed Management Practices Workshop
    Improving and Communicating Speed Management Practices: Workshop
    Filetype[PDF - 7.11 MB]
    :
    Fitzpatrick, Kay ;
    Venglar, Steven P.
    ...
    2025-03-01
    Abstract:
    Posted speed limits (PSLs) are a highly complex issue involving engineering, human factors, and political and societal concerns. On a national level, ...
    File Type:
    Filetype[PDF - 7.11 MB]
    File Type:
    Filetype[PDF - 7.11 MB]
  • Improving and Communicating Speed Management Practices Workshop Development
    Improving and Communicating Speed Management Practices: Workshop Development
    Filetype[PDF - 281.33 KB]
    :
    Fitzpatrick, Kay ;
    Venglar, Steven P.
    ...
    2025-03-01
    Abstract:
    Posted speed limits (PSLs) are a highly complex issue involving engineering, human factors, and political and societal concerns. On a national level, ...
    File Type:
    Filetype[PDF - 281.33 KB]
    File Type:
    Filetype[PDF - 281.33 KB]
  • Setting Speed Limits Spanish Version
    Setting Speed Limits: Spanish Version
    Filetype[PDF - 4.02 MB]
    :
    Texas A&M Transportation Institute
    2025-03-01
    Abstract:
    Posted speed limits (PSLs) are a highly complex issue involving engineering, human factors, and political and societal concerns. On a national level, ...
    File Type:
    Filetype[PDF - 4.02 MB]
    File Type:
    Filetype[PDF - 4.02 MB]
  • Setting Speed Limits English Version
    Setting Speed Limits: English Version
    Filetype[PDF - 4.00 MB]
    :
    Texas A&M Transportation Institute
    2025-03-01
    Abstract:
    Posted speed limits (PSLs) are a highly complex issue involving engineering, human factors, and political and societal concerns. On a national level, ...
    File Type:
    Filetype[PDF - 4.00 MB]
    File Type:
    Filetype[PDF - 4.00 MB]
  • Gravel Road Performance Enhancements
    Gravel Road Performance Enhancements
    Filetype[PDF - 17.71 MB]
    :
    Cetin, Bora ;
    Cetin, Kristen
    ...
    2025-03-01
    Abstract:
    Nearly 30% of roads in the U.S. are unpaved, significantly impacting rural connectivity with Nebraska alone having approximately 75% unpaved roads. Th...
    File Type:
    Filetype[PDF - 17.71 MB]
    File Type:
    Filetype[PDF - 17.71 MB]
  • HalfRound Bearing Stiffeners for Skewed Steel IGirders Brief
    Half-Round Bearing Stiffeners for Skewed Steel I-Girders [Brief]
    Filetype[PDF - 123.33 KB]
    :
    Mehrabi, Armin
    2025-03-01
    Abstract:
    Skewed steel I-girder bridges present unique structural challenges due to their angled geometry, which affects load distribution and increases potenti...
    File Type:
    Filetype[PDF - 123.33 KB]
    File Type:
    Filetype[PDF - 123.33 KB]
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