The focus of this resource is on improving the driver’s visibility of trail users at roadway crossings. The document presents a systemic approach to reviewing existing crossings or planning for improved at-grade trail crossings with engineering countermeasures, such as enhanced signs and traffic controls. This resource discusses ways to make crossi
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Blackburn, L., Patterson, C., & Gross, A. (2021). STEP: Improving Visibility at Trail Crossings (Report No. FHWA-SA-21-123). United States. Department of Transportation. Federal Highway Administration. Office of Safety. https://rosap.ntl.bts.gov/view/dot/64664
Blackburn, Lauren, Cassi Patterson, and Annette Gross. STEP: Improving Visibility at Trail Crossings. Report no. FHWA-SA-21-123. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2021. https://rosap.ntl.bts.gov/view/dot/64664.
Blackburn, Lauren, et al. STEP: Improving Visibility at Trail Crossings. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2021, Report no. FHWA-SA-21-123, ROSA P. https://rosap.ntl.bts.gov/view/dot/64664.
United States. Department of Transportation. Federal Highway Administration
2021-01-01
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The overall purpose of this program is to achieve a significant reduction in fatalities and serious injuries on all public roads through the implementation of highway safety improvement projects. Infrastructure improvement projects are selected and justified by proven data-driven approaches. All highway safety improvement projects should be chosen
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United States. Department of Transportation. Federal Highway Administration (2021). New Hampshire: Highway Safety Improvement Program 2021 Annual Report. United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/83127
United States. Department of Transportation. Federal Highway Administration. New Hampshire: Highway Safety Improvement Program 2021 Annual Report. United States. Department of Transportation. Federal Highway Administration, 2021. https://rosap.ntl.bts.gov/view/dot/83127.
United States. Department of Transportation. Federal Highway Administration New Hampshire: Highway Safety Improvement Program 2021 Annual Report. United States. Department of Transportation. Federal Highway Administration, 2021, ROSA P. https://rosap.ntl.bts.gov/view/dot/83127.
In 2008 the Hillsboro City Council established a Transportation Utility Fee (TUF)—a monthly fee charged to property owners to support citywide investments in pavement condition and bicycle and pedestrian facilities. The city collects TUF fees from all residential, business, government agency, school, and nonprofit property owners through regular ci
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United States. Federal Highway Administration (2021). Hillsboro, Oregon: Transportation Utility Fee (TUF). United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/63443
United States. Federal Highway Administration. Hillsboro, Oregon: Transportation Utility Fee (TUF). United States. Federal Highway Administration, 2021. https://rosap.ntl.bts.gov/view/dot/63443.
United States. Federal Highway Administration Hillsboro, Oregon: Transportation Utility Fee (TUF). United States. Federal Highway Administration, 2021, ROSA P. https://rosap.ntl.bts.gov/view/dot/63443.
The Turner-Fairbank Highway Research Center’s (TFHRC’s) J. Sterling Jones Hydraulics Research Laboratory provided the technical assistance to several State DOTs to model these drainage structures using their partnership with Argonne National Laboratory’s (ANL’s) Transportation Research and Analysis Computing Center (TRACC).
United States. Federal Highway Administration (2021). Improving Pavement Drainage in Extreme Weather Events and on Wider Roadways Using Computational Fluid Dynamics (CFD) [fact sheet] (Report No. FHWA-HRT-21-032). United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/54583
United States. Federal Highway Administration. Improving Pavement Drainage in Extreme Weather Events and on Wider Roadways Using Computational Fluid Dynamics (CFD) [fact sheet]. Report no. FHWA-HRT-21-032. United States. Federal Highway Administration, 2021. https://rosap.ntl.bts.gov/view/dot/54583.
United States. Federal Highway Administration Improving Pavement Drainage in Extreme Weather Events and on Wider Roadways Using Computational Fluid Dynamics (CFD) [fact sheet]. United States. Federal Highway Administration, 2021, Report no. FHWA-HRT-21-032, ROSA P. https://rosap.ntl.bts.gov/view/dot/54583.
United States. Federal Highway Administration. Center for Accelerating Innovation
2021-01-01
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Innovator, published by the FHWA Center for Accelerating Innovation, advances implementation of innovative technologies and processes in the highway industry. Its audience is transportation professionals in highway agencies, trade and research groups, academia and the private sector, and the driving public.
United States. Federal Highway Administration. Center for Accelerating Innovation (2021). Innovator - January/February 2021 - Volume 14, Issue 82. United States. Federal Highway Administration. Center for Accelerating Innovation. https://rosap.ntl.bts.gov/view/dot/55573
United States. Federal Highway Administration. Center for Accelerating Innovation. Innovator - January/February 2021 - Volume 14, Issue 82. United States. Federal Highway Administration. Center for Accelerating Innovation, 2021. https://rosap.ntl.bts.gov/view/dot/55573.
United States. Federal Highway Administration. Center for Accelerating Innovation Innovator - January/February 2021 - Volume 14, Issue 82. United States. Federal Highway Administration. Center for Accelerating Innovation, 2021, ROSA P. https://rosap.ntl.bts.gov/view/dot/55573.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2021-01-01
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Highway Statistics Series: State Statistical Abstracts
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The data in these State by State Abstracts contain State-submitted data to FHWA on: motor fuel use, driver licensing, vehicle registration, State and local financing, land area, population, and vehicle miles of travel.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information (2021). Highway Statistics Series: State Statistical Abstracts [Iowa 2021]. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. https://rosap.ntl.bts.gov/view/dot/74038
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. Highway Statistics Series: State Statistical Abstracts [Iowa 2021]. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2021. https://rosap.ntl.bts.gov/view/dot/74038.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information Highway Statistics Series: State Statistical Abstracts [Iowa 2021]. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2021, ROSA P. https://rosap.ntl.bts.gov/view/dot/74038.
The 202 South Mountain freeway is a 22-mile, 8-lane freeway that completes the Loop 202 and Loop 101 freeway system in the southwestern quadrant of the Phoenix metropolitan area. The largest single project in Arizona history, Loop 202 provides important connections and alleviates traffic congestion in downtown Phoenix. This project was enabled by M
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United States. Federal Highway Administration (2021). Case Study: Loop 202 South Mountain Freeway, Phoenix, Arizona. United States. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/63442
United States. Federal Highway Administration. Case Study: Loop 202 South Mountain Freeway, Phoenix, Arizona. United States. Federal Highway Administration, 2021. https://rosap.ntl.bts.gov/view/dot/63442.
United States. Federal Highway Administration Case Study: Loop 202 South Mountain Freeway, Phoenix, Arizona. United States. Federal Highway Administration, 2021, ROSA P. https://rosap.ntl.bts.gov/view/dot/63442.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2021-01-01
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Highway Statistics Series: State Statistical Abstracts
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The data in these State by State Abstracts contain State-submitted data to FHWA on: motor fuel use, driver licensing, vehicle registration, State and local financing, land area, population, and vehicle miles of travel.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information (2021). Highway Statistics Series: State Statistical Abstracts [Montana 2021]. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. https://rosap.ntl.bts.gov/view/dot/74049
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. Highway Statistics Series: State Statistical Abstracts [Montana 2021]. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2021. https://rosap.ntl.bts.gov/view/dot/74049.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information Highway Statistics Series: State Statistical Abstracts [Montana 2021]. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2021, ROSA P. https://rosap.ntl.bts.gov/view/dot/74049.
United States. Department of Transportation. Federal Highway Administration. Office of Safety
2021-01-01
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Backplates added to a traffic signal head improve the visibility of the illuminated face of the signal by introducing a controlled-contrast background. The improved visibility of a signal head with a backplate is made even more conspicuous by framing it with a 1- to 3-inch yellow retroreflective border. Signal heads that have backplates equipped wi
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United States. Department of Transportation. Federal Highway Administration. Office of Safety (2021). Proven Safety Countermeasures: Backplates with Retroreflective Borders (Report No. FHWA-SA-21-039). United States. Department of Transportation. Federal Highway Administration. Office of Safety. https://rosap.ntl.bts.gov/view/dot/66804
United States. Department of Transportation. Federal Highway Administration. Office of Safety. Proven Safety Countermeasures: Backplates with Retroreflective Borders. Report no. FHWA-SA-21-039. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2021. https://rosap.ntl.bts.gov/view/dot/66804.
United States. Department of Transportation. Federal Highway Administration. Office of Safety Proven Safety Countermeasures: Backplates with Retroreflective Borders. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2021, Report no. FHWA-SA-21-039, ROSA P. https://rosap.ntl.bts.gov/view/dot/66804.
United States. Department of Transportation. Federal Highway Administration
2021-01-01
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This annual report has been prepared by the Arizona Department of Transportation (ADOT), the Transportation Systems Management and Operations (TSMO) Division, Traffic Safety Section (TSS) based on best available data and information collected from various internal and external sources. Arizona DOT is continuing to make progress in the HSIP implemen
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United States. Department of Transportation. Federal Highway Administration (2021). Arizona: Highway Safety Improvement Program 2021 Annual Report. United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/82516
United States. Department of Transportation. Federal Highway Administration. Arizona: Highway Safety Improvement Program 2021 Annual Report. United States. Department of Transportation. Federal Highway Administration, 2021. https://rosap.ntl.bts.gov/view/dot/82516.
United States. Department of Transportation. Federal Highway Administration Arizona: Highway Safety Improvement Program 2021 Annual Report. United States. Department of Transportation. Federal Highway Administration, 2021, ROSA P. https://rosap.ntl.bts.gov/view/dot/82516.
United States. Department of Transportation. Federal Highway Administration
2021-01-01
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Countermeasure service life is a key input variable to conduct a crash-based cost benefit analysis of potential countermeasures for implementation. Crash-based cost benefit analyses provide users with a quantitative measure for determining which safety area(s) or countermeasure(s) would be most cost effective for reducing the number and severity of
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United States. Department of Transportation. Federal Highway Administration (2021). Countermeasure Service Life Guide [fact sheet] (Report No. FHWA-SA-21-056). United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/91257
United States. Department of Transportation. Federal Highway Administration. Countermeasure Service Life Guide [fact sheet]. Report no. FHWA-SA-21-056. United States. Department of Transportation. Federal Highway Administration, 2021. https://rosap.ntl.bts.gov/view/dot/91257.
United States. Department of Transportation. Federal Highway Administration Countermeasure Service Life Guide [fact sheet]. United States. Department of Transportation. Federal Highway Administration, 2021, Report no. FHWA-SA-21-056, ROSA P. https://rosap.ntl.bts.gov/view/dot/91257.
The Highway Safety Improvement Program (HSIP) 2019 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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Albee, M., & Gross, F. (2021). HSIP 2019 National Summary Report (Report No. FHWA-SA-21-006). United States. Department of Transportation. Federal Highway Administration. Office of Safety. https://rosap.ntl.bts.gov/view/dot/89866
Albee, Matt and Frank Gross. HSIP 2019 National Summary Report. Report no. FHWA-SA-21-006. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2021. https://rosap.ntl.bts.gov/view/dot/89866.
Albee, Matt, and Frank Gross HSIP 2019 National Summary Report. United States. Department of Transportation. Federal Highway Administration. Office of Safety, 2021, Report no. FHWA-SA-21-006, ROSA P. https://rosap.ntl.bts.gov/view/dot/89866.
United States. Department of Transportation. Federal Highway Administration
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2021-01-01
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Conditions and Performance Report to Congress
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The U.S. Department of Transportation (DOT) has prepared this report-the 24th in a series of reports dating back to 1968-to satisfy requirements for reporting to Congress on system condition, system performance, and future capital investment needs. Beginning in 1993, this report series has covered both highways and transit; previous editions had co
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United States. Department of Transportation. Federal Highway Administration, & United States. Department of Transportation. Federal Transit Administration (2021). Status of the Nation's Highways, Bridges, and Transit: Conditions and Performance Report to Congress (24th Edition) (Report No. FHWA-PL-2022-001). United States. Department of Transportation. Federal Highway Administration. https://rosap.ntl.bts.gov/view/dot/66346
United States. Department of Transportation. Federal Highway Administration and United States. Department of Transportation. Federal Transit Administration. Status of the Nation's Highways, Bridges, and Transit: Conditions and Performance Report to Congress (24th Edition). Report no. FHWA-PL-2022-001. United States. Department of Transportation. Federal Highway Administration, 2021. https://rosap.ntl.bts.gov/view/dot/66346.
United States. Department of Transportation. Federal Highway Administration, et al. Status of the Nation's Highways, Bridges, and Transit: Conditions and Performance Report to Congress (24th Edition). United States. Department of Transportation. Federal Highway Administration, 2021, Report no. FHWA-PL-2022-001, ROSA P. https://rosap.ntl.bts.gov/view/dot/66346.
United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office
2021-01-01
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Artificial Intelligence (AI) is revolutionizing every walk of life, allowing machines to learn from experience, adapt, and perform tasks that have historically required human cognition. Factors that have led to increased attention to AI in the last decade include increased computing power, mass data collection and storage, and innovations in AI alg
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United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office (2021). ITS Deployment Evaluation Executive Briefing: Artificial Intelligence and Machine Learning for Transportation. United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office. https://rosap.ntl.bts.gov/view/dot/65708
United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office. ITS Deployment Evaluation Executive Briefing: Artificial Intelligence and Machine Learning for Transportation. United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office, 2021. https://rosap.ntl.bts.gov/view/dot/65708.
United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office ITS Deployment Evaluation Executive Briefing: Artificial Intelligence and Machine Learning for Transportation. United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office, 2021, ROSA P. https://rosap.ntl.bts.gov/view/dot/65708.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2020-12-27
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The Weekly Traffic Volume Report estimates the vehicle miles traveled (VMT) for interstate highways and how the total travel measured by VMT compares with travel that occurred in the same week of the previous year. The VMT is further split into passenger vehicle and truck components. The information gives new insights into the effect on traffic by
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United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information (2020). Special Issue - Weekly Traffic Volume Report: Interstate Travel for Week No. 52. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. https://rosap.ntl.bts.gov/view/dot/54734
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. Special Issue - Weekly Traffic Volume Report: Interstate Travel for Week No. 52. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2020. https://rosap.ntl.bts.gov/view/dot/54734.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information Special Issue - Weekly Traffic Volume Report: Interstate Travel for Week No. 52. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2020, ROSA P. https://rosap.ntl.bts.gov/view/dot/54734.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2020-12-25
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The Weekly 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 Adminis
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United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information (2020). Special Issue - Weekly Motor Fuel Report: Gasoline Product Supplied for Fiscal Year Week No. 13, Data Complete Through 12/25/2020. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. https://rosap.ntl.bts.gov/view/dot/56449
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. 13, Data Complete Through 12/25/2020. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2020. https://rosap.ntl.bts.gov/view/dot/56449.
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. 13, Data Complete Through 12/25/2020. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2020, ROSA P. https://rosap.ntl.bts.gov/view/dot/56449.
The objective of this project was to inventory the state of the practice for integrating AVs into the modeling process and to develop metrics, models and prototype tools for quantitative evaluation of AV scenario planning impacts. The outcome of the project is a usable framework and prototype planning model to establish the viability and access to
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ICF International (Firm) (2020). Incorporating Automated Vehicles into Scenario Planning Models (Report No. FHWA-JPO-22-926). United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office. https://rosap.ntl.bts.gov/view/dot/66970
ICF International (Firm). Incorporating Automated Vehicles into Scenario Planning Models. Report no. FHWA-JPO-22-926. United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office, 2020. https://rosap.ntl.bts.gov/view/dot/66970.
ICF International (Firm) Incorporating Automated Vehicles into Scenario Planning Models. United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office, 2020, Report no. FHWA-JPO-22-926, ROSA P. https://rosap.ntl.bts.gov/view/dot/66970.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2020-12-20
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The Weekly Traffic Volume Report estimates the vehicle miles traveled (VMT) for interstate highways and how the total travel measured by VMT compares with travel that occurred in the same week of the previous year. The VMT is further split into passenger vehicle and truck components. The information gives new insights into the effect on traffic by
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United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information (2020). Special Issue - Weekly Traffic Volume Report: Interstate Travel for Week No. 51. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. https://rosap.ntl.bts.gov/view/dot/54733
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. Special Issue - Weekly Traffic Volume Report: Interstate Travel for Week No. 51. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2020. https://rosap.ntl.bts.gov/view/dot/54733.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information Special Issue - Weekly Traffic Volume Report: Interstate Travel for Week No. 51. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2020, ROSA P. https://rosap.ntl.bts.gov/view/dot/54733.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2020-12-18
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The Weekly 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 Adminis
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United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information (2020). Special Issue - Weekly Motor Fuel Report: Gasoline Product Supplied for Fiscal Year Week No. 12, Data Complete Through 12/18/2020. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. https://rosap.ntl.bts.gov/view/dot/56448
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. 12, Data Complete Through 12/18/2020. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2020. https://rosap.ntl.bts.gov/view/dot/56448.
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. 12, Data Complete Through 12/18/2020. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2020, ROSA P. https://rosap.ntl.bts.gov/view/dot/56448.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2020-12-15
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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 (2020). Monthly Motor Fuel Reported by States: August 2020 (Report No. FHWA-PL-20-019). United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. https://rosap.ntl.bts.gov/view/dot/56120
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. Monthly Motor Fuel Reported by States: August 2020. Report no. FHWA-PL-20-019. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2020. https://rosap.ntl.bts.gov/view/dot/56120.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information Monthly Motor Fuel Reported by States: August 2020. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 2020, Report no. FHWA-PL-20-019, ROSA P. https://rosap.ntl.bts.gov/view/dot/56120.
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