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Showing 81 - 100 of 15848 results
  • Special Issue Weekly Motor Fuel Report Gasoline Product Supplied for Fiscal Year Week No 20 Data Complete Through 2142025
    Special Issue - Weekly Motor Fuel Report: Gasoline Product Supplied for Fiscal Year Week No. 20, Data Complete Through 2/14/2025
    United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
    2025-02-19 | Special Issue - Weekly Motor Fuel Report | PDF
    The Gasoline Product Supplied report offers insight on weekly fluctuation of the gasoline product supply, which is an important part of any analysis of construction trends, materials and operating costs associated with highway repair and construction, and changes in traffic volume. These data come directly from the Energy Information Administration ...
  • Special Issue Weekly Motor Fuel Report Gasoline Product Supplied for Fiscal Year Week No 19 Data Complete Through 272025
    Special Issue - Weekly Motor Fuel Report: Gasoline Product Supplied for Fiscal Year Week No. 19, Data Complete Through 2/7/2025
    United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
    2025-02-12 | Special Issue - Weekly Motor Fuel Report | PDF
    The Gasoline Product Supplied report offers insight on weekly fluctuation of the gasoline product supply, which is an important part of any analysis of construction trends, materials and operating costs associated with highway repair and construction, and changes in traffic volume. These data come directly from the Energy Information Administration ...
  • RiskBased Methodology for Structural Evaluation of BridgeSized Culverts
    Risk-Based Methodology for Structural Evaluation of Bridge-Sized Culverts
    Yang, David Y ;
    White, Kevin
    2025-02-07 | PDF
    This report presents the results of the project sponsored by the Federal Highway Administration (FHWA), “Risk-Based Methodology for Structural Evaluation of Bridge-Sized Culverts”. The goal of this project was to develop general methodology to (a) quantify uncertainty, especially live load uncertainty, unique to bridge-sized RC box culverts and (b) ...
  • Traffic Volume Trends December 2024
    Traffic Volume Trends: December 2024
    United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
    2025-02-05 | PDF
    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 continuous traffic counting locations nationwide and are used to estimate the percent change in traffic for the current month compared with the same month in the previous year. Estimates are re-adjuste ...
  • Integrating Building Information Management BIM for InfrastructureEnabled Data with Highway Emergency Response Technological Opportunities Techbrief
    Integrating Building Information Management (BIM) for Infrastructure-Enabled Data with Highway Emergency Response: Technological Opportunities [Techbrief]
    WSP USA Inc.  ...
    2025-02-01 | PDF
    This TechBrief summarizes a Federal Highway Administration (FHWA) study that investigated how Building Information Modeling (BIM) supports highway emergency response (ER) operations when using data managed by highway infrastructure asset and maintenance managers. The research focused on three agency business functions that overlap with regard to th ...
  • LaneChange Response to Infrastructure Warning About Lane Closure in a Mixed Vehicle Fleet
    Lane-Change Response to Infrastructure Warning About Lane Closure in a Mixed Vehicle Fleet
    Svancara, Austin ;
    Calvo, Jose
    2025-02-01 | PDF
    Fostering the safe and efficient operation of road networks that include vehicles equipped with SAE International® Level 3™ (L3) automation and a cooperative automated driving system (C-ADS) requires an examination of these systems’ ability to interpret and correctly respond to infrastructure that was designed for human drivers (SAE International, ...
  • Investigation of Key Automated Vehicle Human Factors Safety Issues Related to Infrastructure Comparing Intersection Crossing Behaviors of Human Drivers and Automated Vehicles
    Investigation of Key Automated Vehicle Human Factors Safety Issues Related to Infrastructure: Comparing Intersection Crossing Behaviors of Human Drivers and Automated Vehicles
    Calvo, Jose ;
    Chao, Szu-Fu
    2025-02-01 | PDF
    This study examined the degree to which an in-vehicle signal countdown timer influenced human drivers’ intersection approaching behaviors and decision making. Secondarily, the study compared intersection approaching behaviors between human drivers and automated shuttles. The research team further simulated predicted behaviors of human drivers at lo ...
  • Linking NDE Data and Bridge Deck Performance
    Linking NDE Data and Bridge Deck Performance
    Nejad, Saeed ;
    Washer, Glenn
    2025-02-01 | PDF
    The researchers and the University of Missouri collaborated to complete a comprehensive analysis of nondestructive evaluation (NDE) data collected from the first phase of accelerated testing performed at the Bridge Evaluation and Accelerated Structural Testing facility at Rutgers University in New Jersey. The research team evaluated the use of data ...
  • Reactivity of Supplementary Cementitious Materials TechNote
    Reactivity of Supplementary Cementitious Materials [TechNote]
    Suraneni, Prannoy ;
    Juenger, Maria
    2025-02-01 | PDF
    The purpose of this TechNote is to support materials suppliers, producers, and infrastructure owners during materials acceptance and quality control efforts with deciding which reactivity test can be performed to characterize a supplementary cementitious materials (SCM). In doing so, this TechNote offers background on reactivity and reactivity test ...
  • National Travel Time Dashboard Interstate Highways February 2025
    National Travel Time Dashboard: Interstate Highways, February 2025
    United States. Department of Transportation. Federal Highway Administration. Office of Operations
    2025-02-01 | National Travel Time Dashboard: Interstate Highways | PDF
    The Monthly Urban Congestion Report (UCR) provides a state-level overview of traffic congestion and reliability trends on Interstate highways. Published every month, the report compares data from the most recent month with the same month in the previous year. It uses travel time data from the Federal Highway Administration’s National Performance Ma ...
  • Special Issue Weekly Motor Fuel Report Gasoline Product Supplied for Fiscal Year Week No 17 Data Complete Through 1242025
    Special Issue - Weekly Motor Fuel Report: Gasoline Product Supplied for Fiscal Year Week No. 17, Data Complete Through 1/24/2025
    United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
    2025-01-29 | Special Issue - Weekly Motor Fuel Report | PDF
    The Gasoline Product Supplied report offers insight on weekly fluctuation of the gasoline product supply, which is an important part of any analysis of construction trends, materials and operating costs associated with highway repair and construction, and changes in traffic volume. These data come directly from the Energy Information Administration ...
  • Case Study of Pennsylvanias Work Zone Speed Safety Camera Program
    Case Study of Pennsylvania's Work Zone Speed Safety Camera Program
    United States. Department of Transportation. Federal Highway Administration
    2025-01-17 | PDF
    In recent years, the use of speed safety cameras (SSCs)—also referred to as speed camera enforcement or automated speed enforcement systems—has gained increased national attention and application in work zones. SSCs are a Federal Highway Administration (FHWA) proven safety countermeasure and a National Highway Traffic Safety Administration (NHTSA) ...
  • Model Evaluation Plan for Work Zone Speed Safety Cameras
    Model Evaluation Plan for Work Zone Speed Safety Cameras
    United States. Department of Transportation. Federal Highway Administration
    2025-01-16 | PDF
    Highway construction and maintenance efforts can create a high-risk environment for highway workers. Operating agencies provide a safe workspace for the highway workers and ensure that drivers can navigate the work zone in a safe and efficient manner. There are many proven and documented countermeasures that could improve safety for all users throu ...
  • Case Study of New York States Work Zone Speed Safety Camera Program
    Case Study of New York State's Work Zone Speed Safety Camera Program
    United States. Department of Transportation. Federal Highway Administration
    2025-01-15 | PDF
    In recent years, the use of speed safety cameras (SSCs)—also referred to as speed camera enforcement or automated speed enforcement systems—has gained increased national attention and application in work zones. SSCs are a Federal Highway Administration (FHWA) proven safety countermeasure and a National Highway Traffic Safety Administration (NHTSA) ...
  • Special Issue Weekly Motor Fuel Report Gasoline Product Supplied for Fiscal Year Week No 15 Data Complete Through 1102025
    Special Issue - Weekly Motor Fuel Report: Gasoline Product Supplied for Fiscal Year Week No. 15, Data Complete Through 1/10/2025
    United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
    2025-01-15 | Special Issue - Weekly Motor Fuel Report | PDF
    The Gasoline Product Supplied report offers insight on weekly fluctuation of the gasoline product supply, which is an important part of any analysis of construction trends, materials and operating costs associated with highway repair and construction, and changes in traffic volume. These data come directly from the Energy Information Administration ...
  • Special Issue Weekly Motor Fuel Report Gasoline Product Supplied for Fiscal Year Week No 16 Data Complete Through 1172025
    Special Issue - Weekly Motor Fuel Report: Gasoline Product Supplied for Fiscal Year Week No. 16, Data Complete Through 1/17/2025
    United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
    2025-01-15 | Special Issue - Weekly Motor Fuel Report | PDF
    The Gasoline Product Supplied report offers insight on weekly fluctuation of the gasoline product supply, which is an important part of any analysis of construction trends, materials and operating costs associated with highway repair and construction, and changes in traffic volume. These data come directly from the Energy Information Administration ...
  • Special Issue Weekly Motor Fuel Report Gasoline Product Supplied for Fiscal Year Week No 14 Data Complete Through 132025
    Special Issue - Weekly Motor Fuel Report: Gasoline Product Supplied for Fiscal Year Week No. 14, Data Complete Through 1/3/2025
    United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
    2025-01-08 | Special Issue - Weekly Motor Fuel Report | PDF
    The Gasoline Product Supplied report offers insight on weekly fluctuation of the gasoline product supply, which is an important part of any analysis of construction trends, materials and operating costs associated with highway repair and construction, and changes in traffic volume. These data come directly from the Energy Information Administration ...
  • Traffic Volume Trends November 2024
    Traffic Volume Trends: November 2024
    United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
    2025-01-02 | PDF
    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 continuous traffic counting locations nationwide and are used to estimate the percent change in traffic for the current month compared with the same month in the previous year. Estimates are re-adjuste ...
  • A Systemic Safety Study of Pedestrians in Tribal Areas
    A Systemic Safety Study of Pedestrians in Tribal Areas
    Crowther, Brent ;
    Sweat, Eric J.
    2025-01-01 | PDF
    Pedestrian safety in Tribal communities is a critical concern shaped by unique challenges. To help address challenges, the Federal Highway Administration conducted a comprehensive study to identify risk factors for pedestrian crashes occurring in Tribal areas and develop tools and strategies for improving pedestrian safety. The study provides resou ...
  • FHWA RT Now January 2025
    FHWA R&T Now [January 2025]
    United States. Department of Transportation. Federal Highway Administration
    2025-01-01 | FHWA R&T Now | PDF
    A newsletter about research, development, and technology (RD&T) at the U.S. Department of Transportation’s (USDOT) Federal Highway Administration (FHWA).
81 - 100 / 15848