The capabilities of unmanned aerial systems (UAS) have improved exponentially over the past few years due to advances in the technology; lower prices, which have made UAS more widely available; and greater overall awareness of the technology, which has opened UAS to new uses. This progress has resulted in user-friendly equipment that can fly autono
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Cheyne, D., Merrill, B., & Boggs, J. (2019). Use of Small Unmanned Aerial Systems for Bridge Inspection [Tech Brief] (Report No. FHWA-HIF-19-056). United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/77933
Cheyne, David, Brian Merrill, and Joshua Boggs. Use of Small Unmanned Aerial Systems for Bridge Inspection [Tech Brief]. Report no. FHWA-HIF-19-056. United States. Department of Transportation. Federal Highway Administration, 2019. https://rosap.ntl.bts.gov/view/dot/77933.
Cheyne, David, et al. Use of Small Unmanned Aerial Systems for Bridge Inspection [Tech Brief]. United States. Department of Transportation. Federal Highway Administration, 2019, Report no. FHWA-HIF-19-056, ROSA P. https://rosap.ntl.bts.gov/view/dot/77933.
United States. Department of Transportation. Federal Highway Administration. Office of Safety
2019-10-01
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When Colorado Department of Transportation (CDOT) learned the State had triggered the High Risk Rural Roads (HRRR) Special Rule (SR) in 2017, the agency identified an innovative way to obligate its HRRR funds. In 2017, CDOT, Chaffee County, and the Federal Highway Administration (FHWA) Central Federal Lands Highway Division (CFLHD) joined forces wi
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United States. Department of Transportation. Federal Highway Administration. Office of Safety (2019). Partnerships to Use High Risk Rural Road Special Rule Funds: Successful Collaboration with Federal, State, and Local Agencies in Colorado (Report No. FHWA-SA-19-035). United States. Department of Transportation. Federal Highway Administration. Office of Safety. https://rosap.ntl.bts.gov/view/dot/55628
United States. Department of Transportation. Federal Highway Administration. Office of Safety. Partnerships to Use High Risk Rural Road Special Rule Funds: Successful Collaboration with Federal, State, and Local Agencies in Colorado. Report no. FHWA-SA-19-035. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2019. https://rosap.ntl.bts.gov/view/dot/55628.
United States. Department of Transportation. Federal Highway Administration. Office of Safety Partnerships to Use High Risk Rural Road Special Rule Funds: Successful Collaboration with Federal, State, and Local Agencies in Colorado. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2019, Report no. FHWA-SA-19-035, ROSA P. https://rosap.ntl.bts.gov/view/dot/55628.
United States. Department of Transportation. Federal Highway Administration. Office of Safety
2019-10-01
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Leading Pedestrian Intervals (LPIs) are low-cost adjustments to signal timing to increase pedestrian safety at signalized intersections. An LPI gives pedestrians a typical 3- to 7-second head start before vehicles in the parallel direction are given the green signal indication. LPIs can help reduce conflicts between pedestrians and left- or right-
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United States. Department of Transportation. Federal Highway Administration. Office of Safety (2019). Leading Pedestrian Interval (LPI) (Report No. FHWA-SA-19-040). United States. Department of Transportation. Federal Highway Administration. Office of Safety. https://rosap.ntl.bts.gov/view/dot/55633
United States. Department of Transportation. Federal Highway Administration. Office of Safety. Leading Pedestrian Interval (LPI). Report no. FHWA-SA-19-040. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2019. https://rosap.ntl.bts.gov/view/dot/55633.
United States. Department of Transportation. Federal Highway Administration. Office of Safety Leading Pedestrian Interval (LPI). United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2019, Report no. FHWA-SA-19-040, ROSA P. https://rosap.ntl.bts.gov/view/dot/55633.
United States. Department of Transportation. Federal Highway Administration. Office of Operations
2019-10-01
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The Federal Highway Administration's (FHWA's) Road Weather Management Program (RWMP) seeks to better understand the effects of weather on roads and promotes strategies to mitigate safety and mobility impacts. For more than 10 years, the RWMP has periodically evaluated its effectiveness in improving the transportation system's performance during adv
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United States. Department of Transportation. Federal Highway Administration. Office of Operations (2019). 2019 Road Weather Management Program's Performance Measures Update (Report No. FHWA-HOP-20-001). United States. Department of Transportation. Federal Highway Administration. Office of Operations. https://rosap.ntl.bts.gov/view/dot/44154
United States. Department of Transportation. Federal Highway Administration. Office of Operations. 2019 Road Weather Management Program's Performance Measures Update. Report no. FHWA-HOP-20-001. United States. Department of Transportation. Federal Highway Administration. Office of Operations, 2019. https://rosap.ntl.bts.gov/view/dot/44154.
United States. Department of Transportation. Federal Highway Administration. Office of Operations 2019 Road Weather Management Program's Performance Measures Update. United States. Department of Transportation. Federal Highway Administration. Office of Operations, 2019, Report no. FHWA-HOP-20-001, ROSA P. https://rosap.ntl.bts.gov/view/dot/44154.
The Highway Safety Improvement Program (HSIP) 2018 National Summary Report compiles and summarizes aggregate information related to the States’ progress in implementing HSIP projects. Progress in implementing HSIP projects is described based on the amount of HSIP funds available and the number and general listing of projects obligated during the 20
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Saleem, T., & Carter, D. (2019). HSIP 2018 National Summary Report (Report No. FHWA-SA-19-028). United States. Department of Transportation. Federal Highway Administration. Office of Safety. https://rosap.ntl.bts.gov/view/dot/55624
Saleem, Taha and Daniel Carter. HSIP 2018 National Summary Report. Report no. FHWA-SA-19-028. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2019. https://rosap.ntl.bts.gov/view/dot/55624.
Saleem, Taha, and Daniel Carter HSIP 2018 National Summary Report. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2019, Report no. FHWA-SA-19-028, ROSA P. https://rosap.ntl.bts.gov/view/dot/55624.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2019-10-01
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On a monthly basis, each State is required to report to the Federal Highway Administration (FHWA), the amount of gallons taxed by that state. This data is analyzed and compiled by FHWA staff. The data on the amount of on-highway fuel use for each State is then used to attribute federal revenue to each State. Yearly, the FHWA, Office of Policy, prov
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United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information (2019). Monthly Motor Fuel Reported by States: October 2019 (Report No. FHWA-PL-20-006). United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. https://rosap.ntl.bts.gov/view/dot/49893
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. Monthly Motor Fuel Reported by States: October 2019. Report no. FHWA-PL-20-006. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2019. https://rosap.ntl.bts.gov/view/dot/49893.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information Monthly Motor Fuel Reported by States: October 2019. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2019, Report no. FHWA-PL-20-006, ROSA P. https://rosap.ntl.bts.gov/view/dot/49893.
This primer provides an overview of the concept of travel time reliability, including why we should care about reliability and how to define and measure it. The primer also describes the cost of an unreliable system to businesses, the traveling public, and local governments and how lack of reliability can impair safety and security. Lastly, practic
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Culotta, K., Fang, V., Habtemichael, F., & Pape, D. (2019). Does Travel Time Reliability Matter? (Report No. FHWA-HOP-19-062). United States. Department of Transportation. Federal Highway Administration. Office of Operations. https://rosap.ntl.bts.gov/view/dot/43597
Culotta, Kalle, Vincent Fang, Filmon Habtemichael, and Douglas Pape. Does Travel Time Reliability Matter?. Report no. FHWA-HOP-19-062. United States. Department of Transportation. Federal Highway Administration. Office of Operations, 2019. https://rosap.ntl.bts.gov/view/dot/43597.
Culotta, Kalle, et al. Does Travel Time Reliability Matter?. United States. Department of Transportation. Federal Highway Administration. Office of Operations, 2019, Report no. FHWA-HOP-19-062, ROSA P. https://rosap.ntl.bts.gov/view/dot/43597.
United States. Department of Transportation. Federal Highway Administration. Office of Safety
2019-10-01
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While these safety messages and tips are integral to improving overall railroad safety, hinged pedestrian gate skirts are physical structures that can help further improve pedestrian safety at rail crossings. A hinged pedestrian gate skirt is a secondary horizontal bar that hangs under an existing pedestrian gate. This treatment deters pedestrians
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United States. Department of Transportation. Federal Highway Administration. Office of Safety (2019). Improving Pedestrian Rail-Crossing Safety with Hinged Pedestrian Gate Skirts (Report No. FHWA-SA-19-037). United States. Department of Transportation. Federal Highway Administration. Office of Safety. https://rosap.ntl.bts.gov/view/dot/55630
United States. Department of Transportation. Federal Highway Administration. Office of Safety. Improving Pedestrian Rail-Crossing Safety with Hinged Pedestrian Gate Skirts. Report no. FHWA-SA-19-037. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2019. https://rosap.ntl.bts.gov/view/dot/55630.
United States. Department of Transportation. Federal Highway Administration. Office of Safety Improving Pedestrian Rail-Crossing Safety with Hinged Pedestrian Gate Skirts. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2019, Report no. FHWA-SA-19-037, ROSA P. https://rosap.ntl.bts.gov/view/dot/55630.
United States. Department of Transportation. Federal Highway Administration. Office of Safety
2019-10-01
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The Railway-Highway Crossings (Section 130) Program provides funds for the elimination of hazards at railway-highway crossings. The Section 130 Program has been correlated with a significant decrease in fatalities at railway-highway grade crossings. Since the Program's inception in 1987 through 2014, for which most recent data is available, fatalit
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United States. Department of Transportation. Federal Highway Administration. Office of Safety (2019). State Programs Fund Rail Crossing Safety Improvements (Report No. FHWA-SA-19-036). United States. Department of Transportation. Federal Highway Administration. Office of Safety. https://rosap.ntl.bts.gov/view/dot/55629
United States. Department of Transportation. Federal Highway Administration. Office of Safety. State Programs Fund Rail Crossing Safety Improvements. Report no. FHWA-SA-19-036. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2019. https://rosap.ntl.bts.gov/view/dot/55629.
United States. Department of Transportation. Federal Highway Administration. Office of Safety State Programs Fund Rail Crossing Safety Improvements. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2019, Report no. FHWA-SA-19-036, ROSA P. https://rosap.ntl.bts.gov/view/dot/55629.
Prestressed concrete is frequently used worldwide in infrastructure construction and offers considerable advantages over conventional reinforced concrete. Road and railway bridges built with prestressed concrete are often post-tensioned and bonded by grouting. Although this construction method has generally performed well, a number of known problem
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Supporting Files
Federal Highway Administration (U.S.) (2019). Electrically Isolated Post-Tensioning Tendons for More Durable Bridges. Federal Highway Administration (U.S.). https://rosap.ntl.bts.gov/view/dot/51759
Federal Highway Administration (U.S.). Electrically Isolated Post-Tensioning Tendons for More Durable Bridges. Federal Highway Administration (U.S.), 2019. https://rosap.ntl.bts.gov/view/dot/51759.
Federal Highway Administration (U.S.) Electrically Isolated Post-Tensioning Tendons for More Durable Bridges. Federal Highway Administration (U.S.), 2019, ROSA P. https://rosap.ntl.bts.gov/view/dot/51759.
The Federal Highway Administration's (FHWA's) Fostering Multimodal Connectivity Newsletter is intended to provide transportation professionals with real-world examples of ways that multimodal transportation investments promote economic revitalization, provide access to jobs, and achieve safer communities through support of accelerated project deliv
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United States. Federal Highway Administration (2019). FHWA's Fostering Multimodal Connectivity Newsletter - October 2019 (Report No. FHWA-HEP-20-001). United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/49114
United States. Federal Highway Administration. FHWA's Fostering Multimodal Connectivity Newsletter - October 2019. Report no. FHWA-HEP-20-001. United States. Federal Highway Administration, 2019. https://rosap.ntl.bts.gov/view/dot/49114.
United States. Federal Highway Administration FHWA's Fostering Multimodal Connectivity Newsletter - October 2019. United States. Federal Highway Administration, 2019, Report no. FHWA-HEP-20-001, ROSA P. https://rosap.ntl.bts.gov/view/dot/49114.
United States. Department of Transportation. Federal Highway Administration
2019-10-01
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The Federal Highway Administration (FHWA) is publishing this list of State Departments of Transportation (DOTs) and Metropolitan Planning Organizations (MPOs) who are required to establish targets and report progress for the performance measures related to the Congestion Mitigation and Air Quality Improvement Program (CMAQ). There are three measure
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United States. Department of Transportation. Federal Highway Administration (2019). Applicability Determination: CMAQ Traffic Congestion and CMAQ On-Road Mobile Source Emissions Measures (23 CFR 490.707 and 490.807) as of October 1, 2019. United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/72436
United States. Department of Transportation. Federal Highway Administration. Applicability Determination: CMAQ Traffic Congestion and CMAQ On-Road Mobile Source Emissions Measures (23 CFR 490.707 and 490.807) as of October 1, 2019. United States. Department of Transportation. Federal Highway Administration, 2019. https://rosap.ntl.bts.gov/view/dot/72436.
United States. Department of Transportation. Federal Highway Administration Applicability Determination: CMAQ Traffic Congestion and CMAQ On-Road Mobile Source Emissions Measures (23 CFR 490.707 and 490.807) as of October 1, 2019. United States. Department of Transportation. Federal Highway Administration, 2019, ROSA P. https://rosap.ntl.bts.gov/view/dot/72436.
Shields River Road provides access to over 113,000 acres of the Custer-Gallatin National Forest within the Crazy Mountains. The roadway parallels the Shields River which begins in the Crazy Mountains and flows 62 miles to the confluence of the Yellowstone River east of Livingston. Shields River Road offers scenic views of mountain peaks, rivers, an
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Robert Peccia & Associates (2019). Preliminary Engineering Report: Shields River Road Planning Project, MT Park 34(1). United States. Federal Highway Administration. Western Federal Lands Highway Division. https://doi.org/10.21949/1529380
Robert Peccia & Associates. Preliminary Engineering Report: Shields River Road Planning Project, MT Park 34(1). United States. Federal Highway Administration. Western Federal Lands Highway Division, 2019. https://doi.org/10.21949/1529380.
Robert Peccia & Associates Preliminary Engineering Report: Shields River Road Planning Project, MT Park 34(1). United States. Federal Highway Administration. Western Federal Lands Highway Division, 2019, ROSA P. https://doi.org/10.21949/1529380.
The Federal Highway Administration (FHWA) conducted a second roadway data capabilities assessment of each State’s collection, analysis, management, and use of roadway safety data. This final report provides an overview of findings based upon the assessment of fifty States plus the District of Columbia and Puerto Rico.
Scopatz, R. A., Albee, M., Bahar, G. B., Brown, R., Carter, D., DeFisher, J., Bueno, C. F., Gooch, J., Goughnour, E., Gross, F., Hamilton, I., Harmon, T., Harrison, F. D., Signor, K., Smith, S. M., Stickel, J., Taha, S., Tang, E., Turner, B., ... Gigliotti, D. (2019). Second U.S. Roadway Safety Data Capabilities Assessment Final Report (Report No. FHWA-SA-19-018). United States. Department of Transportation. Federal Highway Administration. Office of Safety. https://rosap.ntl.bts.gov/view/dot/55617
Scopatz, Robert A., Matt Albee, Geni Brafman Bahar, Richard Brown, Daniel Carter, Joshua DeFisher, and Claudio F. Bueno, et al.. Second U.S. Roadway Safety Data Capabilities Assessment Final Report. Report no. FHWA-SA-19-018. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2019. https://rosap.ntl.bts.gov/view/dot/55617.
Scopatz, Robert A., et al. Second U.S. Roadway Safety Data Capabilities Assessment Final Report. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2019, Report no. FHWA-SA-19-018, ROSA P. https://rosap.ntl.bts.gov/view/dot/55617.
United States. Federal Highway Administration. Office of Planning, Environment, and Realty
2019-09-19
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This digest shares the latest information from a range of Federal and non-Federal sources, addressing transportation and its relationship to the human environment. Through this information exchange, FHWA hopes to foster dialogue at all levels and continue to further the state of the practice on these important topics in support of safety; infrastru
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United States. Federal Highway Administration. Office of Planning, Environment, and Realty (2019). Human Environment Digest: September 19, 2019. United States. Federal Highway Administration. Office of Planning, Environment, and Realty. https://rosap.ntl.bts.gov/view/dot/54987
United States. Federal Highway Administration. Office of Planning, Environment, and Realty. Human Environment Digest: September 19, 2019. United States. Federal Highway Administration. Office of Planning, Environment, and Realty, 2019. https://rosap.ntl.bts.gov/view/dot/54987.
United States. Federal Highway Administration. Office of Planning, Environment, and Realty Human Environment Digest: September 19, 2019. United States. Federal Highway Administration. Office of Planning, Environment, and Realty, 2019, ROSA P. https://rosap.ntl.bts.gov/view/dot/54987.
This report presents the best practices in Intelligent Transportation Systems Cybersecurity, particularly in the planning and conducting a Penetration Test. The report details the methodology of scoping a test; including the objectives, requirements, success criteria, test type, management, and test readiness. The report is completed with a templat
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Krause, C., Anderson, J. S., Shain, K., Nana, L., Mazzone, T., McNaught, S., & Jackson, M. (2019). Cybersecurity and Intelligent Transportation Systems: Best Practice Guide (Report No. FHWA-JPO-19-763). United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office. https://rosap.ntl.bts.gov/view/dot/42461
Krause, Cory, Justin S. Anderson, Kellen Shain, Linda Nana, Tom Mazzone, Stephen McNaught, and Mark Jackson. Cybersecurity and Intelligent Transportation Systems: Best Practice Guide. Report no. FHWA-JPO-19-763. United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office, 2019. https://rosap.ntl.bts.gov/view/dot/42461.
Krause, Cory, et al. Cybersecurity and Intelligent Transportation Systems: Best Practice Guide. United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office, 2019, Report no. FHWA-JPO-19-763, ROSA P. https://rosap.ntl.bts.gov/view/dot/42461.
This report proposes a redundancy factor to provide improved bridge system reliability using conventional component-based limit-state design. The redundancy factor is based on a system reliability assessment, and it provides a missing link between bridge component reliability and bridge system reliability. It is intended to provide more uniform bri
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Frangopol, D. M., Kozy, B. M., Zhu, B., & Sabatino, S. (2019). Bridge System Reliability and Reliability-Based Redundancy Factors (Report No. FHWA-HIF-19-093). United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure. https://rosap.ntl.bts.gov/view/dot/50755
Frangopol, Dan M., Brian M. Kozy, Benjin Zhu, and Samantha Sabatino. Bridge System Reliability and Reliability-Based Redundancy Factors. Report no. FHWA-HIF-19-093. United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure, 2019. https://rosap.ntl.bts.gov/view/dot/50755.
Frangopol, Dan M., et al. Bridge System Reliability and Reliability-Based Redundancy Factors. United States. Department of Transportation. Federal Highway Administration. Office of Infrastructure, 2019, Report no. FHWA-HIF-19-093, ROSA P. https://rosap.ntl.bts.gov/view/dot/50755.
The Federal Highway Administration’s (FHWA) GIS in Transportation program sponsored a peer exchange to bring together practitioners of Geographic Information System (GIS) applications to discuss and learn about how State Departments of Transportation (DOTs) and metropolitan planning organizations (MPOs) are leveraging GIS in their emergency managem
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Supporting Files
Federal Highway Administration (U.S.), & John A. Volpe National Transportation Systems Center (U.S.) (2019). Emergency Management Peer Exchange Summary Report. Federal Highway Administration (U.S.). https://rosap.ntl.bts.gov/view/dot/53779
Federal Highway Administration (U.S.) and John A. Volpe National Transportation Systems Center (U.S.). Emergency Management Peer Exchange Summary Report. Federal Highway Administration (U.S.), 2019. https://rosap.ntl.bts.gov/view/dot/53779.
Federal Highway Administration (U.S.), et al. Emergency Management Peer Exchange Summary Report. Federal Highway Administration (U.S.), 2019, ROSA P. https://rosap.ntl.bts.gov/view/dot/53779.
Roosevelt Drive provides access to over 73,000 acres of the Beaverhead-Deerlodge National Forest and approximately 40,000 acres of Bureau of Land Management (BLM) lands, primarily in the Highland Mountains south of Butte. The corridor also serves numerous private residences and is highly used by permitted commercial timber, mining, and livestock gr
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Robert Peccia & Associates (2019). Preliminary Engineering Report: Roosevelt Drive Upgrade Study MT BSilver Bow 2016(9). United States. Federal Highway Administration. Western Federal Lands Highway Division. https://doi.org/10.21949/1529379
Robert Peccia & Associates. Preliminary Engineering Report: Roosevelt Drive Upgrade Study MT BSilver Bow 2016(9). United States. Federal Highway Administration. Western Federal Lands Highway Division, 2019. https://doi.org/10.21949/1529379.
Robert Peccia & Associates Preliminary Engineering Report: Roosevelt Drive Upgrade Study MT BSilver Bow 2016(9). United States. Federal Highway Administration. Western Federal Lands Highway Division, 2019, ROSA P. https://doi.org/10.21949/1529379.
United States. Federal Highway Administration. Office of Planning, Environment, and Realty
2019-09-05
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This digest shares the latest information from a range of Federal and non-Federal sources, addressing transportation and its relationship to the human environment. Through this information exchange, FHWA hopes to foster dialogue at all levels and continue to further the state of the practice on these important topics in support of safety; infrastru
...
United States. Federal Highway Administration. Office of Planning, Environment, and Realty (2019). Human Environment Digest: September 5, 2019. United States. Federal Highway Administration. Office of Planning, Environment, and Realty. https://rosap.ntl.bts.gov/view/dot/54988
United States. Federal Highway Administration. Office of Planning, Environment, and Realty. Human Environment Digest: September 5, 2019. United States. Federal Highway Administration. Office of Planning, Environment, and Realty, 2019. https://rosap.ntl.bts.gov/view/dot/54988.
United States. Federal Highway Administration. Office of Planning, Environment, and Realty Human Environment Digest: September 5, 2019. United States. Federal Highway Administration. Office of Planning, Environment, and Realty, 2019, ROSA P. https://rosap.ntl.bts.gov/view/dot/54988.
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