United States. Department of Transportation. Federal Highway Administration
2024-12-01
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This postcard is to announce the Excellence in Highway Safety Data Awards Student Contest 2025. The intended audience is all undergraduate, graduate, and community college students with a passion for impactful research and data analysis.
United States. Department of Transportation. Federal Highway Administration (2024). Excellence in Highway Safety Data Awards [Postcard] (Report No. FHWA-HRT-25-024). United States. Department of Transportation. Federal Highway Administration. https://doi.org/10.21949/1521538
United States. Department of Transportation. Federal Highway Administration. Excellence in Highway Safety Data Awards [Postcard]. Report no. FHWA-HRT-25-024. United States. Department of Transportation. Federal Highway Administration, 2024. https://doi.org/10.21949/1521538.
United States. Department of Transportation. Federal Highway Administration Excellence in Highway Safety Data Awards [Postcard]. United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-HRT-25-024, ROSA P. https://doi.org/10.21949/1521538.
United States. Department of Transportation. Federal Highway Administration
2024-12-01
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This flyer promotes the Federal Highway Administration’s (FHWA's) Exploratory Advanced Research (EAR) Program booth that will be at the 2025 Transportation Research Board Annual Meeting.
United States. Department of Transportation. Federal Highway Administration (2024). Exploratory Advanced Research (EAR) Program Highlights (Report No. FHWA-HRT-25-040). United States. Department of Transportation. Federal Highway Administration. https://doi.org/10.21949/1521422
United States. Department of Transportation. Federal Highway Administration. Exploratory Advanced Research (EAR) Program Highlights. Report no. FHWA-HRT-25-040. United States. Department of Transportation. Federal Highway Administration, 2024. https://doi.org/10.21949/1521422.
United States. Department of Transportation. Federal Highway Administration Exploratory Advanced Research (EAR) Program Highlights. United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-HRT-25-040, ROSA P. https://doi.org/10.21949/1521422.
United States. Department of Transportation. Federal Highway Administration
2024-12-01
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This postcard highlights the different segments of the Federal Highway Administration (FHWA) InfoHighway and a CR code to learn more about the Student Data Analysis Contest: InfoPave, InfoBridge, InfoMaterials, InfoTechnology, InfoPTF, Student Data Analysis Contest.
United States. Department of Transportation. Federal Highway Administration (2024). FHWA InfoHighway - Data, Knowledge, and Analytical Tools that Improve the Performance of Highway Infrastructure Assets (Report No. FHWA-HRT-25-036). United States. Department of Transportation. Federal Highway Administration. https://doi.org/10.21949/1521545
United States. Department of Transportation. Federal Highway Administration. FHWA InfoHighway - Data, Knowledge, and Analytical Tools that Improve the Performance of Highway Infrastructure Assets. Report no. FHWA-HRT-25-036. United States. Department of Transportation. Federal Highway Administration, 2024. https://doi.org/10.21949/1521545.
United States. Department of Transportation. Federal Highway Administration FHWA InfoHighway - Data, Knowledge, and Analytical Tools that Improve the Performance of Highway Infrastructure Assets. United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-HRT-25-036, ROSA P. https://doi.org/10.21949/1521545.
United States. Federal Highway Administration. Office of Safety and Operations Research and Development
2024-12-01
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This case studies document highlights the projects that used Interactive Highway Safety Design Model (IHSDM) to apply Highway Safety Manual Part C Predictive Methods. The Federal Highway Administration (FHWA) Roadway Safety Data Program is working with State and local agencies to develop case studies around roadway safety data collection, managemen
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United States. Federal Highway Administration. Office of Safety and Operations Research and Development (2024). Interactive Highway Safety Design Model (IHSDM)-Related Safety Data Case Studies [2024] (Report No. FHWA-HRT-24-181). United States. Federal Highway Administration. Office of Safety and Operations Research and Development. https://rosap.ntl.bts.gov/view/dot/78964
United States. Federal Highway Administration. Office of Safety and Operations Research and Development. Interactive Highway Safety Design Model (IHSDM)-Related Safety Data Case Studies [2024]. Report no. FHWA-HRT-24-181. United States. Federal Highway Administration. Office of Safety and Operations Research and Development, 2024. https://rosap.ntl.bts.gov/view/dot/78964.
United States. Federal Highway Administration. Office of Safety and Operations Research and Development Interactive Highway Safety Design Model (IHSDM)-Related Safety Data Case Studies [2024]. United States. Federal Highway Administration. Office of Safety and Operations Research and Development, 2024, Report no. FHWA-HRT-24-181, ROSA P. https://rosap.ntl.bts.gov/view/dot/78964.
United States. Department of Transportation. Federal Highway Administration
2024-12-01
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The Vermont Agency of Transportation (VTrans) wanted to explore stone matrix asphalt (SMA) as a pavement treatment to improve durability of highways in cold climates, including to withstand rutting from studded tires and high volumes of heavy trucks. A segment of a Sharon-Bethel I-89 project in 2021 provided an opportunity for first placement. Disc
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United States. Department of Transportation. Federal Highway Administration (2024). MATC Motivating Innovation Around the Nation: Vermont (Report No. FHWA-HIF-25-005). United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/80609
United States. Department of Transportation. Federal Highway Administration. MATC Motivating Innovation Around the Nation: Vermont. Report no. FHWA-HIF-25-005. United States. Department of Transportation. Federal Highway Administration, 2024. https://rosap.ntl.bts.gov/view/dot/80609.
United States. Department of Transportation. Federal Highway Administration MATC Motivating Innovation Around the Nation: Vermont. United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-HIF-25-005, ROSA P. https://rosap.ntl.bts.gov/view/dot/80609.
This companion document to the National V2X Deployment Plan provides additional supporting information for a comparatively more technical audience to gain a more detailed understanding of considerations for planning and deploying interoperable vehicle-to-everything (V2X) technologies. Its intended audience is for technical staff, including program/
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Chang, J., Hatcher, S. G., Kuruvilla, E., Bare, K., Zaatari, M., Kain, C., McManus, I., Seshadri, A., & Thompson, K. (2024). Interoperable Connectivity — National V2X Deployment Plan Supplement (Report No. FHWA-JPO-24-140). United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office. https://rosap.ntl.bts.gov/view/dot/79091
Chang, James, S. Gregory Hatcher, Eapen Kuruvilla, Kelly Bare, Mohammed Zaatari, Carl Kain, Ian McManus, Anand Seshadri, and Kathy Thompson. Interoperable Connectivity — National V2X Deployment Plan Supplement. Report no. FHWA-JPO-24-140. United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office, 2024. https://rosap.ntl.bts.gov/view/dot/79091.
Chang, James, et al. Interoperable Connectivity — National V2X Deployment Plan Supplement. United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office, 2024, Report no. FHWA-JPO-24-140, ROSA P. https://rosap.ntl.bts.gov/view/dot/79091.
Vehicle-to-Everything (V2X) technology, the ability of vehicles to communicate with each other, with the roadside infrastructure, and with other travelers such as pedestrians, presents the opportunity to prevent crashes, save lives, and to improve the efficiency and sustainability of our transportation network. Across the U.S., State and local agen
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Hatcher, S. G., McManus, I., Kuruvilla, E., Chang, J., Bare, K., & English, T. (2024). Vehicle-to-Everything (V2X) Deployer Resource (Report No. FHWA-JPO-24-149). United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office. https://rosap.ntl.bts.gov/view/dot/79215
Hatcher, S. Gregory, Ian McManus, Eapen Kuruvilla, James Chang, Kelly Bare, and Tony English. Vehicle-to-Everything (V2X) Deployer Resource. Report no. FHWA-JPO-24-149. United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office, 2024. https://rosap.ntl.bts.gov/view/dot/79215.
Hatcher, S. Gregory, et al. Vehicle-to-Everything (V2X) Deployer Resource. United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office, 2024, Report no. FHWA-JPO-24-149, ROSA P. https://rosap.ntl.bts.gov/view/dot/79215.
United States. Department of Transportation. Federal Highway Administration
2024-12-01
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This flyer provides information regarding the discontinuation of the Interactive Highway Safety Design Model (IHSDM) software development. However, the Federal Highway Administration (FHWA) will continue to provide free technical support via Geometric Design Laboratory (GDL) staff essentially as long as agencies are still using the IHSDM 2021 (vers
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United States. Department of Transportation. Federal Highway Administration (2024). FHWA's Future Plans for IHSDM (Report No. FHWA-HRT-24-182). United States. Department of Transportation. Federal Highway Administration. https://doi.org/10.21949/1521520
United States. Department of Transportation. Federal Highway Administration. FHWA's Future Plans for IHSDM. Report no. FHWA-HRT-24-182. United States. Department of Transportation. Federal Highway Administration, 2024. https://doi.org/10.21949/1521520.
United States. Department of Transportation. Federal Highway Administration FHWA's Future Plans for IHSDM. United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-HRT-24-182, ROSA P. https://doi.org/10.21949/1521520.
United States. Department of Transportation. Federal Highway Administration
2024-12-01
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This fact sheet provides an overview of the Turner-Fairbank Highway Research Center (TFHRC) Office of Safety and Operations Research and Development (R&D). The Federal Highway Administration’s (FHWA) Office of Safety and Operations R&D oversees nationally coordinated traffic safety and operations research to reduce highway crashes, fatalities, and
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United States. Department of Transportation. Federal Highway Administration (2024). Turner-Fairbank Highway Research Center Office of Safety and Operations Research and Development (R&D) (Report No. FHWA-HRT-25-030). United States. Department of Transportation. Federal Highway Administration. https://doi.org/10.21949/1521541
United States. Department of Transportation. Federal Highway Administration. Turner-Fairbank Highway Research Center Office of Safety and Operations Research and Development (R&D). Report no. FHWA-HRT-25-030. United States. Department of Transportation. Federal Highway Administration, 2024. https://doi.org/10.21949/1521541.
United States. Department of Transportation. Federal Highway Administration Turner-Fairbank Highway Research Center Office of Safety and Operations Research and Development (R&D). United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-HRT-25-030, ROSA P. https://doi.org/10.21949/1521541.
United States. Department of Transportation. Federal Highway Administration
2024-12-01
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This flyer provides CR codes for the following Turner-Fairbank Highway Research Center (TFHRC) resources: Turner-Fairbank Highway Research Center (TFHRC), The FHWA R&T Story, Public Roads, TFHRC Offices and Tours, The Exploratory Advanced Research Program, Transportation Pooled Fund Program, R&T Now
United States. Department of Transportation. Federal Highway Administration (2024). Turner-Fairbank Highway Research Center - Innovating the Future of Transportation - Resources (Report No. FHWA-HRT-25-032). United States. Department of Transportation. Federal Highway Administration. https://doi.org/10.21949/1521543
United States. Department of Transportation. Federal Highway Administration. Turner-Fairbank Highway Research Center - Innovating the Future of Transportation - Resources. Report no. FHWA-HRT-25-032. United States. Department of Transportation. Federal Highway Administration, 2024. https://doi.org/10.21949/1521543.
United States. Department of Transportation. Federal Highway Administration Turner-Fairbank Highway Research Center - Innovating the Future of Transportation - Resources. United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-HRT-25-032, ROSA P. https://doi.org/10.21949/1521543.
United States. Department of Transportation. Federal Highway Administration
2024-12-01
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This catalog of results documents the output of the need for longer term, higher risk research with the potential for transformative improvements to transportation systems. The EAR Program seeks to leverage expertise and advances in science and, a critical link in the chain of research, development, and deployment of new technology and practices ne
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United States. Department of Transportation. Federal Highway Administration (2024). EAR Program Research Results - Updated Through June 2024 (Report No. FHWA-HRT-25-011). United States. Department of Transportation. Federal Highway Administration. https://doi.org/10.21949/1521527
United States. Department of Transportation. Federal Highway Administration. EAR Program Research Results - Updated Through June 2024. Report no. FHWA-HRT-25-011. United States. Department of Transportation. Federal Highway Administration, 2024. https://doi.org/10.21949/1521527.
United States. Department of Transportation. Federal Highway Administration EAR Program Research Results - Updated Through June 2024. United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-HRT-25-011, ROSA P. https://doi.org/10.21949/1521527.
United States. Department of Transportation. Federal Highway Administration
2024-12-01
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Fast Lane - Exploring Human Behavior
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The Human Factors Team biannual highlights cover past, current, and planned future research being conducted at the Turner-Fairbank Highway Research Center.
United States. Department of Transportation. Federal Highway Administration (2024). Fast Lane - Exploring Human Behavior - Volume 20 (Report No. FHWA-HRT-25-026). United States. Department of Transportation. Federal Highway Administration. https://doi.org/10.21949/1521624
United States. Department of Transportation. Federal Highway Administration. Fast Lane - Exploring Human Behavior - Volume 20. Report no. FHWA-HRT-25-026. United States. Department of Transportation. Federal Highway Administration, 2024. https://doi.org/10.21949/1521624.
United States. Department of Transportation. Federal Highway Administration Fast Lane - Exploring Human Behavior - Volume 20. United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-HRT-25-026, ROSA P. https://doi.org/10.21949/1521624.
Leading by Example: Women Innovators and the Future of Transportation - Innovation Takes Flight: A Conversation with Paula Nouragas - The Women Leading FTA’s Regions - Making Safety Everyone's Business - Forging Ahead with Innovation! - From Bottles to Bridge Sidewalks: Turning Waste into the Next Generation of Concrete - Rumble Strips for the Safe
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Breitenfeldt, R., Leary, M., Bobitz, P., Cohen, D., Ngo, C., Roche, J., Morrissey, L., Lamuraglia, S., Wang, E., Hasheminezhad, A., & Matthies, C. (2024). Public Roads Vol. 88 No. 4 (Winter 2025) (Report No. FHWA-HRT-25-002). United States. Department of Transportation. Federal Highway Administration. Office of Research, Development, and Technology. https://rosap.ntl.bts.gov/view/dot/79843
Breitenfeldt, Rick, Mary Leary, Phillip Bobitz, David Cohen, Chimai Ngo, Jerry Roche, and Lilah Morrissey, et al.. Public Roads Vol. 88 No. 4 (Winter 2025). Report no. FHWA-HRT-25-002. United States. Department of Transportation. Federal Highway Administration. Office of Research, Development, and Technology, 2024. https://rosap.ntl.bts.gov/view/dot/79843.
Breitenfeldt, Rick, et al. Public Roads Vol. 88 No. 4 (Winter 2025). United States. Department of Transportation. Federal Highway Administration. Office of Research, Development, and Technology, 2024, Report no. FHWA-HRT-25-002, ROSA P. https://rosap.ntl.bts.gov/view/dot/79843.
On September 24-25, 2024, seven lead States gathered for a peer exchange in Chesterfield, Missouri, and discussed their activities in advancing Balanced Mix Design (BMD) implementation. The peer exchange was sponsored by the Federal Highway Administration (FHWA). The peer exchange provided an opportunity for lead States to share their implementatio
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Yin, F., Hajj, E. Y., Aschenbrener, T., Harman, T., & Nener-Plante, D. (2024). Lead States Balanced Mix Design (BMD) Peer Exchange: Outcomes Summary (Report No. FHWA-HIF-25-007). United States. Federal Highway Administration. Office of Preconstruction, Construction, and Pavements. https://rosap.ntl.bts.gov/view/dot/89741
Yin, Fan, Elie Y Hajj, Tim Aschenbrener, Thomas Harman, and Derek Nener-Plante. Lead States Balanced Mix Design (BMD) Peer Exchange: Outcomes Summary. Report no. FHWA-HIF-25-007. United States. Federal Highway Administration. Office of Preconstruction, Construction, and Pavements, 2024. https://rosap.ntl.bts.gov/view/dot/89741.
Yin, Fan, et al. Lead States Balanced Mix Design (BMD) Peer Exchange: Outcomes Summary. United States. Federal Highway Administration. Office of Preconstruction, Construction, and Pavements, 2024, Report no. FHWA-HIF-25-007, ROSA P. https://rosap.ntl.bts.gov/view/dot/89741.
Extracting information from naturalistic driving datasets is crucial to understanding driver behavior and distractions. To overcome some of the challenges involved with annotating the data, detecting objects and behaviors, and storing large datasets, the researchers set out to develop a robust platform that can automatically estimate driver state,
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Sharma, A., Sarkar, S., Hegde, C., Ozcan, K., Velipasalar, S., Rizzo, M., Merickel, J., & Adu-Gyamfi, Y. (2024). Deep InSight: A Driver-State Estimation Platform for Processing Naturalistic Driving Data (Report No. FHWA-HRT-24-137). United States. Department of Transportation. Federal Highway Administration. Office of Research, Development, and Technology. https://doi.org/10.21949/1521583
Sharma, Anuj, Soumik Sarkar, Chinmay Hegde, Koray Ozcan, Senem Velipasalar, Matthew Rizzo, Jennifer Merickel, and Yaw Adu-Gyamfi. Deep InSight: A Driver-State Estimation Platform for Processing Naturalistic Driving Data. Report no. FHWA-HRT-24-137. United States. Department of Transportation. Federal Highway Administration. Office of Research, Development, and Technology, 2024. https://doi.org/10.21949/1521583.
Sharma, Anuj, et al. Deep InSight: A Driver-State Estimation Platform for Processing Naturalistic Driving Data. United States. Department of Transportation. Federal Highway Administration. Office of Research, Development, and Technology, 2024, Report no. FHWA-HRT-24-137, ROSA P. https://doi.org/10.21949/1521583.
Naturalistic driving data provides a wealth of information for researchers studying driver behavior and distracted driving. However, manually annotating the videos to extract the data is costly and time consuming. This project's research team set out to develop a system to analyze videos from the second Strategic Highway Research Program Naturalist
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Sarkar, A., Abbott, L., Hickman, J. S., Papakis, I., Winkowski, C., Datta, D., Sonth, A., Bhagat, H., Bhat, S., Jain, S., Svetovidov, A., Hanowski, R., & Kaskar, O. (2024). Using Video Analytics to Automatically Annotate Driver Behavior and Context in Naturalistic Driving Data (Report No. FHWA-HRT-24-078). United States. Department of Transportation. Federal Highway Administration. Office of Research, Development, and Technology. https://doi.org/10.21949/1521750
Sarkar, Abhijit, Lynn Abbott, Jeffrey S. Hickman, Ioannis Papakis, Calvin Winkowski, Debanjan Datta, and Akash Sonth, et al.. Using Video Analytics to Automatically Annotate Driver Behavior and Context in Naturalistic Driving Data. Report no. FHWA-HRT-24-078. United States. Department of Transportation. Federal Highway Administration. Office of Research, Development, and Technology, 2024. https://doi.org/10.21949/1521750.
Sarkar, Abhijit, et al. Using Video Analytics to Automatically Annotate Driver Behavior and Context in Naturalistic Driving Data. United States. Department of Transportation. Federal Highway Administration. Office of Research, Development, and Technology, 2024, Report no. FHWA-HRT-24-078, ROSA P. https://doi.org/10.21949/1521750.
United States. Department of Transportation. Federal Highway Administration
2024-12-01
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This report, The U.S. Department of Transportation (USDOT) has prioritized developing technologies that promote traffic safety and improve mobility for all travelers. Supporting that USDOT priority, the Exploratory Advanced Research (EAR) Program of the Federal Highway Administration (FHWA) explores the development of Artificial Intelligence (AI) a
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United States. Department of Transportation. Federal Highway Administration (2024). The Role of Artificial Intelligence and Machine Learning in Federally Supported Surface Transportation - 2024 Updates (Report No. FHWA-HRT-25-020). United States. Department of Transportation. Federal Highway Administration. https://doi.org/10.21949/1521537
United States. Department of Transportation. Federal Highway Administration. The Role of Artificial Intelligence and Machine Learning in Federally Supported Surface Transportation - 2024 Updates. Report no. FHWA-HRT-25-020. United States. Department of Transportation. Federal Highway Administration, 2024. https://doi.org/10.21949/1521537.
United States. Department of Transportation. Federal Highway Administration The Role of Artificial Intelligence and Machine Learning in Federally Supported Surface Transportation - 2024 Updates. United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-HRT-25-020, ROSA P. https://doi.org/10.21949/1521537.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2024-11-27
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Special Issue - Weekly Motor Fuel Report
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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
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United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information (2024). Special Issue - Weekly Motor Fuel Report: Gasoline Product Supplied for Fiscal Year Week No. 8, Data Complete Through 11/22/2024. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. https://rosap.ntl.bts.gov/view/dot/78909
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. Special Issue - Weekly Motor Fuel Report: Gasoline Product Supplied for Fiscal Year Week No. 8, Data Complete Through 11/22/2024. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2024. https://rosap.ntl.bts.gov/view/dot/78909.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information Special Issue - Weekly Motor Fuel Report: Gasoline Product Supplied for Fiscal Year Week No. 8, Data Complete Through 11/22/2024. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2024, ROSA P. https://rosap.ntl.bts.gov/view/dot/78909.
United States. Department of Transportation. Federal Highway Administration. Office of Safety
2024-11-26
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Funding is a crucial component of getting a safety project from idea to reality. Typically, the Federal share of a Federal-aid project is 80 or 90 percent; but even the remaining 10 or 20 percent can be difficult for agencies to fund, especially when local agencies are responsible for the match.1 Section 120(c)(1) of Title 23 of the United States C
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United States. Department of Transportation. Federal Highway Administration. Office of Safety (2024). The Highway Safety Improvement Program (HSIP) 2023: Fully Funding Safety Projects (Report No. FHWA-SA-24-061). United States. Department of Transportation. Federal Highway Administration. Office of Safety. https://rosap.ntl.bts.gov/view/dot/89873
United States. Department of Transportation. Federal Highway Administration. Office of Safety. The Highway Safety Improvement Program (HSIP) 2023: Fully Funding Safety Projects. Report no. FHWA-SA-24-061. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2024. https://rosap.ntl.bts.gov/view/dot/89873.
United States. Department of Transportation. Federal Highway Administration. Office of Safety The Highway Safety Improvement Program (HSIP) 2023: Fully Funding Safety Projects. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2024, Report no. FHWA-SA-24-061, ROSA P. https://rosap.ntl.bts.gov/view/dot/89873.
United States. Department of Transportation. Federal Highway Administration. Office of Safety
2024-11-22
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The future of transportation is already here, and States are using HSIP funds to improve traditional countermeasures with cutting-edge, connected technologies. In 2023, 25 States reported that their HSIP programs incorporated projects with intelligent transportation system (ITS) and connected vehicle elements. Innovative approaches—whether new tech
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United States. Department of Transportation. Federal Highway Administration. Office of Safety (2024). The Highway Safety Improvement Program (HSIP) 2023: HSIP Spurs Innovation (Report No. FHWA-SA-24-058). United States. Department of Transportation. Federal Highway Administration. Office of Safety. https://rosap.ntl.bts.gov/view/dot/89870
United States. Department of Transportation. Federal Highway Administration. Office of Safety. The Highway Safety Improvement Program (HSIP) 2023: HSIP Spurs Innovation. Report no. FHWA-SA-24-058. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2024. https://rosap.ntl.bts.gov/view/dot/89870.
United States. Department of Transportation. Federal Highway Administration. Office of Safety The Highway Safety Improvement Program (HSIP) 2023: HSIP Spurs Innovation. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2024, Report no. FHWA-SA-24-058, ROSA P. https://rosap.ntl.bts.gov/view/dot/89870.
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