The 2022 National Household Travel Survey (NHTS) provides an inventory of daily personal travel in the United States. It is the only source of national-level multimodal statistics on personal travel in the United States. The survey series (conducted since 1969) includes demographic data on households, people, and vehicles as well as detailed inform
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Bricka, S., Reuscher, T., Schroeder, P., Fisher, M., Beard, J., & Sun, X. (. (2024). Summary of Travel Trends: 2022 National Household Travel Survey (Report No. FHWA-HPL-24-009). United States. Federal Highway Administration. Office of Policy and Governmental Affairs. https://rosap.ntl.bts.gov/view/dot/73764
Bricka, Stacey, Timothy Reuscher, Paul Schroeder, Mitchell Fisher, Justina Beard, and Xiaoyuan (Layla) Sun. Summary of Travel Trends: 2022 National Household Travel Survey. Report no. FHWA-HPL-24-009. United States. Federal Highway Administration. Office of Policy and Governmental Affairs, 2024. https://rosap.ntl.bts.gov/view/dot/73764.
Bricka, Stacey, et al. Summary of Travel Trends: 2022 National Household Travel Survey. United States. Federal Highway Administration. Office of Policy and Governmental Affairs, 2024, Report no. FHWA-HPL-24-009, ROSA P. https://rosap.ntl.bts.gov/view/dot/73764.
United States. Department of Transportation. Federal Highway Administration
2024-01-01
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From 2017 to 2021, over 83,000 people died on rural roadways; this accounts for 43 percent of all roadway deaths despite only 20 percent of the U.S. population residing in these areas and only 31 percent of vehicle miles traveled occurring in rural areas. Furthermore, 43 percent of speed- related fatalities, 56 percent of roadway departure fataliti
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United States. Department of Transportation. Federal Highway Administration (2024). Proven Safety Countermeasures in Rural Communities (Report No. FHWA-SA-24-005). United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/88187
United States. Department of Transportation. Federal Highway Administration. Proven Safety Countermeasures in Rural Communities. Report no. FHWA-SA-24-005. United States. Department of Transportation. Federal Highway Administration, 2024. https://rosap.ntl.bts.gov/view/dot/88187.
United States. Department of Transportation. Federal Highway Administration Proven Safety Countermeasures in Rural Communities. United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-SA-24-005, ROSA P. https://rosap.ntl.bts.gov/view/dot/88187.
This report details the approach and findings from research conducted regarding the occurrence of responder struck-by crashes. There is not one national source of responder struck-by crashes from which to draw and analyze data to better understand and mitigate these tragic incidents. This project sought to cast a wide net across many different pote
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Pecheux, K. K., Carrick, G., Rista, E., Pecheux, B., Grabbe, B., & Porter, R. J. (2024). Assessment of Data Sources for First Responder Struck-By Crashes (Report No. FHWA-HOP-23-069). United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/80456
Pecheux, Kelley Klaver, Grady Carrick, Emira Rista, B. Pecheux, Bruce Grabbe, and Richard J. Porter. Assessment of Data Sources for First Responder Struck-By Crashes. Report no. FHWA-HOP-23-069. United States. Department of Transportation. Federal Highway Administration, 2024. https://rosap.ntl.bts.gov/view/dot/80456.
Pecheux, Kelley Klaver, et al. Assessment of Data Sources for First Responder Struck-By Crashes. United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-HOP-23-069, ROSA P. https://rosap.ntl.bts.gov/view/dot/80456.
United States. Department of Transportation. Federal Highway Administration
2024-01-01
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This flyer provides basic information about over-the-road buses (OTRBs).
United States. Department of Transportation. Federal Highway Administration (2024). Equal Access for Over-the-Road Buses [flyer]. United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/88256
United States. Department of Transportation. Federal Highway Administration. Equal Access for Over-the-Road Buses [flyer]. United States. Department of Transportation. Federal Highway Administration, 2024. https://rosap.ntl.bts.gov/view/dot/88256.
United States. Department of Transportation. Federal Highway Administration Equal Access for Over-the-Road Buses [flyer]. United States. Department of Transportation. Federal Highway Administration, 2024, ROSA P. https://rosap.ntl.bts.gov/view/dot/88256.
In recognition of the prevalence of asphalt concrete (AC) overlays as a rehabilitation solution for existing portland cement concrete (PCC) pavements, this project looked at State Departments of Transportation (DOTs) practices for the evaluation, design, construction, maintenance, and rehabilitation of AC/PCC composite pavements. This was primarily
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Smith, K., Ram, P., Peshkin, D., & Signore, J. (2024). Practices for Maintaining and Resurfacing Existing Composite Pavements (Report No. FHWA-HIF-23-070). United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/73587
Smith, Kurt, Prashant Ram, David Peshkin, and J. Signore. Practices for Maintaining and Resurfacing Existing Composite Pavements. Report no. FHWA-HIF-23-070. United States. Department of Transportation. Federal Highway Administration, 2024. https://rosap.ntl.bts.gov/view/dot/73587.
Smith, Kurt, et al. Practices for Maintaining and Resurfacing Existing Composite Pavements. United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-HIF-23-070, ROSA P. https://rosap.ntl.bts.gov/view/dot/73587.
United States. Department of Transportation. Federal Highway Administration
2024-01-01
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Since 1995, the Environmental Excellence Awards have recognized leaders across the country who make outstanding contributions to environmental stewardship and partnerships above and beyond traditional transportation project outcomes. The winning projects and programs exemplify FHWA’s strategic goals of safety, economic strength and global competiti
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United States. Department of Transportation. Federal Highway Administration (2024). Environmental Excellence Awards 2024. United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/77343
United States. Department of Transportation. Federal Highway Administration. Environmental Excellence Awards 2024. United States. Department of Transportation. Federal Highway Administration, 2024. https://rosap.ntl.bts.gov/view/dot/77343.
United States. Department of Transportation. Federal Highway Administration Environmental Excellence Awards 2024. United States. Department of Transportation. Federal Highway Administration, 2024, ROSA P. https://rosap.ntl.bts.gov/view/dot/77343.
United States. Department of Transportation. Federal Highway Administration
2024-01-01
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The Federal Highway Administration (FHWA) has an ongoing Accelerated Implementation and Deployment of Pavement Technologies (AIDPT) Program, which includes the deployment of innovative technologies to improve pavement performance and reduce agency risk. A constant challenge in the transportation community is timely and efficient deployment of these
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United States. Department of Transportation. Federal Highway Administration (2024). Accelerated Implementation and Deployment of Asphalt Pavement Technologies (Report No. FHWA-HIF-23-073). United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/73611
United States. Department of Transportation. Federal Highway Administration. Accelerated Implementation and Deployment of Asphalt Pavement Technologies. Report no. FHWA-HIF-23-073. United States. Department of Transportation. Federal Highway Administration, 2024. https://rosap.ntl.bts.gov/view/dot/73611.
United States. Department of Transportation. Federal Highway Administration Accelerated Implementation and Deployment of Asphalt Pavement Technologies. United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-HIF-23-073, ROSA P. https://rosap.ntl.bts.gov/view/dot/73611.
United States. Department of Transportation. Federal Highway Administration
2024-01-01
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This poster highlights the 2024 Recipient of the Transportation Pooled Fund (TPF) Excellence Award - the Indiana Department of Transportation (INDOT) and its efforts in accomplishing this honor. As a result of extensive collaboration and research, this TPF study created two new American Association of State Highway and Transportation Officials (AAS
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United States. Department of Transportation. Federal Highway Administration (2024). TPF Excellence Awards – Member-Level Redundancy in Built-Up Steel Members—TPF-5(253). United States. Federal Highway Administration. Office of Corporate Research, Technology, and Innovation Management. https://rosap.ntl.bts.gov/view/dot/76530
United States. Department of Transportation. Federal Highway Administration. TPF Excellence Awards – Member-Level Redundancy in Built-Up Steel Members—TPF-5(253). United States. Federal Highway Administration. Office of Corporate Research, Technology, and Innovation Management, 2024. https://rosap.ntl.bts.gov/view/dot/76530.
United States. Department of Transportation. Federal Highway Administration TPF Excellence Awards – Member-Level Redundancy in Built-Up Steel Members—TPF-5(253). United States. Federal Highway Administration. Office of Corporate Research, Technology, and Innovation Management, 2024, ROSA P. https://rosap.ntl.bts.gov/view/dot/76530.
United States. Federal Highway Administration. Office of Safety and Operations Research and Development
2024-01-01
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This fact sheet shows the practicality of Cooperative Driving Automation (CDA) -enabled vehicles receiving notifications about alterations due to temporary traffic control in the presence of a work zone can enable the vehicles to navigate through the work area safely and precisely. Future research could potentially focus on the following areas: Tes
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United States. Federal Highway Administration. Office of Safety and Operations Research and Development (2024). Work Zone Management for Light Vehicles Using Cooperative Driving Automation (CDA) (Report No. FHWA-HRT-24-028). United States. Federal Highway Administration. Office of Safety and Operations Research and Development. https://rosap.ntl.bts.gov/view/dot/73261
United States. Federal Highway Administration. Office of Safety and Operations Research and Development. Work Zone Management for Light Vehicles Using Cooperative Driving Automation (CDA). Report no. FHWA-HRT-24-028. United States. Federal Highway Administration. Office of Safety and Operations Research and Development, 2024. https://rosap.ntl.bts.gov/view/dot/73261.
United States. Federal Highway Administration. Office of Safety and Operations Research and Development Work Zone Management for Light Vehicles Using Cooperative Driving Automation (CDA). United States. Federal Highway Administration. Office of Safety and Operations Research and Development, 2024, Report no. FHWA-HRT-24-028, ROSA P. https://rosap.ntl.bts.gov/view/dot/73261.
United States. Federal Highway Administration. Office of Safety and Operations Research and Development
2024-01-01
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This fact sheet provides information regarding move over laws that prove that documented benefits could be achieved through the application of Cooperative Driving Automation (CDA) traffic incident management scenarios and helped provide a better understanding of its advantages. Through data collection and analysis, the research team outlined some s
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United States. Federal Highway Administration. Office of Safety and Operations Research and Development (2024). Move Over Law for Traffic Incident Management Using Cooperative Driving Automation (CDA) (Report No. FHWA-HRT-24-027). United States. Federal Highway Administration. Office of Safety and Operations Research and Development. https://rosap.ntl.bts.gov/view/dot/73268
United States. Federal Highway Administration. Office of Safety and Operations Research and Development. Move Over Law for Traffic Incident Management Using Cooperative Driving Automation (CDA). Report no. FHWA-HRT-24-027. United States. Federal Highway Administration. Office of Safety and Operations Research and Development, 2024. https://rosap.ntl.bts.gov/view/dot/73268.
United States. Federal Highway Administration. Office of Safety and Operations Research and Development Move Over Law for Traffic Incident Management Using Cooperative Driving Automation (CDA). United States. Federal Highway Administration. Office of Safety and Operations Research and Development, 2024, Report no. FHWA-HRT-24-027, ROSA P. https://rosap.ntl.bts.gov/view/dot/73268.
United States. Department of Transportation. Federal Highway Administration
2024-01-01
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This flyer highlights how you can learn more about the resources that are available to the Turner-Fairbank Highway Research Center (TFHRC). These include: TFHRC, The Federal Highway Administration (FHWA) Research and Technology (R&T) Portfolio, The FHWA R&T Story, Public Roads, TFHRC Office and Tours, The Exploratory Advanced Research Program, Tran
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United States. Department of Transportation. Federal Highway Administration (2024). Turner-Fairbank Highway Research Center - Resources (Report No. FHWA-HRT-24-051). United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/73256
United States. Department of Transportation. Federal Highway Administration. Turner-Fairbank Highway Research Center - Resources. Report no. FHWA-HRT-24-051. United States. Department of Transportation. Federal Highway Administration, 2024. https://rosap.ntl.bts.gov/view/dot/73256.
United States. Department of Transportation. Federal Highway Administration Turner-Fairbank Highway Research Center - Resources. United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-HRT-24-051, ROSA P. https://rosap.ntl.bts.gov/view/dot/73256.
This document provides technical information on the hydraulic analysis and design of bridges. The goal is to provide information so that bridges can be designed as safely as possible while optimizing costs and limiting impacts to property and the environment. Many significant aspects of bridge hydraulic design are discussed. These include regulator
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Hunt, J., Zevenbergen, L., Robinson, D., deRosset, W., Barry, C., & Rohlfing, R. (2024). Hydraulic Design of Safe Bridges [Second Edition] (Report No. FHWA HIF-24001). United States. Federal Highway Administration. Office of Bridges and Structures. https://rosap.ntl.bts.gov/view/dot/79838
Hunt, John, L.W. Zevenbergen, Dustin Robinson, Will deRosset, Colin Barry, and Ryan Rohlfing. Hydraulic Design of Safe Bridges [Second Edition]. Report no. FHWA HIF-24001. United States. Federal Highway Administration. Office of Bridges and Structures, 2024. https://rosap.ntl.bts.gov/view/dot/79838.
Hunt, John, et al. Hydraulic Design of Safe Bridges [Second Edition]. United States. Federal Highway Administration. Office of Bridges and Structures, 2024, Report no. FHWA HIF-24001, ROSA P. https://rosap.ntl.bts.gov/view/dot/79838.
United States. Department of Transportation. Federal Highway Administration
2024-01-01
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FHWA annually recognizes innovation among local agencies and tribes through the Build a Better Mousetrap (BABM) national competition. BABM shines a spotlight on those frontline workers who use their expertise and creativity to solve everyday problems that improve safety, reduce costs, and increase efficiency. The FHWA Office of Technical Services -
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United States. Department of Transportation. Federal Highway Administration (2024). Build a Better Mousetrap: National Recognition Program for Transportation Innovation. United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/83891
United States. Department of Transportation. Federal Highway Administration. Build a Better Mousetrap: National Recognition Program for Transportation Innovation. United States. Department of Transportation. Federal Highway Administration, 2024. https://rosap.ntl.bts.gov/view/dot/83891.
United States. Department of Transportation. Federal Highway Administration Build a Better Mousetrap: National Recognition Program for Transportation Innovation. United States. Department of Transportation. Federal Highway Administration, 2024, ROSA P. https://rosap.ntl.bts.gov/view/dot/83891.
United States. Department of Transportation. Federal Highway Administration
2024-01-01
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This poster highlights the 2024 recipient of the Transportation Pooled Funds (TPF) Excellence Award - the Minnesota Department of Transportation (MnDOT). Clear Roads Transportation Pooled Fund (TPF) - beginning nearly 20 years ago, has completed 86 research and synthesis projects in the areas of methods, equipment, materials, training, technology,
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United States. Department of Transportation. Federal Highway Administration (2024). TPF Excellence Awards – Clear Roads Winter Maintenance Research—TPF-5(353) Poster. United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/76531
United States. Department of Transportation. Federal Highway Administration. TPF Excellence Awards – Clear Roads Winter Maintenance Research—TPF-5(353) Poster. United States. Department of Transportation. Federal Highway Administration, 2024. https://rosap.ntl.bts.gov/view/dot/76531.
United States. Department of Transportation. Federal Highway Administration TPF Excellence Awards – Clear Roads Winter Maintenance Research—TPF-5(353) Poster. United States. Department of Transportation. Federal Highway Administration, 2024, ROSA P. https://rosap.ntl.bts.gov/view/dot/76531.
Safety analysis primarily focuses on identifying and quantifying the influences of contributing factors to traffic collisions and the consequences of these factors. A practice of relying on observed data only allows relative comparisons between analysis methods and may not lead to determining how well the methods mimic the true underlying crash-gen
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Ivan, J., Zhao, S., Wang, K., Olufowobi, O., Eluru, N., Bhowmik, T., Hoover, L., Jahan, M. I., Tirtha, S. D., & Abdel-Aty, M. (2024). DREDGE (Disaggregate Realistic Artificial Data Generator) — Design, Development, and Application for Crash Safety Analysis, Volume I (Report No. FHWA-HRT-23-121). United States. Department of Transportation. Federal Highway Administration. Office of Research and Development. https://rosap.ntl.bts.gov/view/dot/73510
Ivan, John, Shanshan Zhao, Kai Wang, Oluwaseun Olufowobi, Naveen Eluru, Tanmoy Bhowmik, Lauren Hoover, Md I. Jahan, Sudipta Dey Tirtha, and Mohamed Abdel-Aty. DREDGE (Disaggregate Realistic Artificial Data Generator) — Design, Development, and Application for Crash Safety Analysis, Volume I. Report no. FHWA-HRT-23-121. United States. Department of Transportation. Federal Highway Administration. Office of Research and Development, 2024. https://rosap.ntl.bts.gov/view/dot/73510.
Ivan, John, et al. DREDGE (Disaggregate Realistic Artificial Data Generator) — Design, Development, and Application for Crash Safety Analysis, Volume I. United States. Department of Transportation. Federal Highway Administration. Office of Research and Development, 2024, Report no. FHWA-HRT-23-121, ROSA P. https://rosap.ntl.bts.gov/view/dot/73510.
United States. Department of Transportation. Federal Highway Administration. Office of Natural Environment
2024-01-01
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Air Quality + Sustainable Transportation Highlights
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This brief newsletter keeps transportation stakeholders up-to-date on various issues related to transportation and climate change.
United States. Department of Transportation. Federal Highway Administration. Office of Natural Environment (2024). Air Quality + Sustainable Transportation Highlights: January/February 2024 (Report No. FHWA-HEP-24-030). United States. Department of Transportation. Federal Highway Administration. Office of Natural Environment. https://rosap.ntl.bts.gov/view/dot/77014
United States. Department of Transportation. Federal Highway Administration. Office of Natural Environment. Air Quality + Sustainable Transportation Highlights: January/February 2024. Report no. FHWA-HEP-24-030. United States. Department of Transportation. Federal Highway Administration. Office of Natural Environment, 2024. https://rosap.ntl.bts.gov/view/dot/77014.
United States. Department of Transportation. Federal Highway Administration. Office of Natural Environment Air Quality + Sustainable Transportation Highlights: January/February 2024. United States. Department of Transportation. Federal Highway Administration. Office of Natural Environment, 2024, Report no. FHWA-HEP-24-030, ROSA P. https://rosap.ntl.bts.gov/view/dot/77014.
United States. Department of Transportation. Federal Highway Administration
2024-01-01
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This pamphlet discusses some of the importation considerations, cautions, and general recommendations for accelerating admixtures.
United States. Department of Transportation. Federal Highway Administration (2024). MCTC Findings: Set-Modifying Admixtures - Accelerators (Report No. FHWA-HIF-24-032). United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/79360
United States. Department of Transportation. Federal Highway Administration. MCTC Findings: Set-Modifying Admixtures - Accelerators. Report no. FHWA-HIF-24-032. United States. Department of Transportation. Federal Highway Administration, 2024. https://rosap.ntl.bts.gov/view/dot/79360.
United States. Department of Transportation. Federal Highway Administration MCTC Findings: Set-Modifying Admixtures - Accelerators. United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-HIF-24-032, ROSA P. https://rosap.ntl.bts.gov/view/dot/79360.
United States. Department of Transportation. Federal Highway Administration
2024-01-01
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A newsletter about research, development, and technology (RD&T) at the U.S. Department of Transportation’s (USDOT) Federal Highway Administration (FHWA).
United States. Department of Transportation. Federal Highway Administration (2024). FHWA R&T Now [January 2024]. United States. Department of Transportation. Federal Highway Administration. https://doi. org/10.21949/1521456
United States. Department of Transportation. Federal Highway Administration. FHWA R&T Now [January 2024]. United States. Department of Transportation. Federal Highway Administration, 2024. https://doi. org/10.21949/1521456.
United States. Department of Transportation. Federal Highway Administration FHWA R&T Now [January 2024]. United States. Department of Transportation. Federal Highway Administration, 2024, ROSA P. https://doi. org/10.21949/1521456.
United States. Department of Transportation. Federal Highway Administration
2024-01-01
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This flyer provides an overview of the Geometric Design Laboratory (GDL). The Federal Highway Administration (FHWA) GDL is dedicated to supporting transportation safety, design, and innovation through advanced tools, technical reviews, and collaboration with research and implementation teams.
United States. Department of Transportation. Federal Highway Administration (2024). Geometric Design Laboratory Bridging Safety, Design, and Innovation for Safer Roads (Report No. FHWA-HRT-25-005). United States. Department of Transportation. Federal Highway Administration. https://doi.org/10.21949/1521522
United States. Department of Transportation. Federal Highway Administration. Geometric Design Laboratory Bridging Safety, Design, and Innovation for Safer Roads. Report no. FHWA-HRT-25-005. United States. Department of Transportation. Federal Highway Administration, 2024. https://doi.org/10.21949/1521522.
United States. Department of Transportation. Federal Highway Administration Geometric Design Laboratory Bridging Safety, Design, and Innovation for Safer Roads. United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-HRT-25-005, ROSA P. https://doi.org/10.21949/1521522.
United States. Department of Transportation. Federal Highway Administration
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2024-01-01
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The Southeast Michigan Council of Governments (SEMCOG), the metropolitan planning organization (MPO) for the Detroit metropolitan area, works with municipalities to advance asset management planning through funding and technical support, identifying regional asset management needs and supporting the project selection process.
United States. Department of Transportation. Federal Highway Administration, & United States. Department of Transportation. Federal Transit Administration (2024). Asset Management Integration Case Study - Southeast Michigan Council of Governments (Report No. FHWA-HIF-24-012). United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/74287
United States. Department of Transportation. Federal Highway Administration and United States. Department of Transportation. Federal Transit Administration. Asset Management Integration Case Study - Southeast Michigan Council of Governments. Report no. FHWA-HIF-24-012. United States. Department of Transportation. Federal Highway Administration, 2024. https://rosap.ntl.bts.gov/view/dot/74287.
United States. Department of Transportation. Federal Highway Administration, et al. Asset Management Integration Case Study - Southeast Michigan Council of Governments. United States. Department of Transportation. Federal Highway Administration, 2024, Report no. FHWA-HIF-24-012, ROSA P. https://rosap.ntl.bts.gov/view/dot/74287.
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