This brief summarizes an evaluation of the Enhanced Prediction of Vehicle Fuel Economy and Other Vehicle Operating Costs (VOC) research project. The research project sought to update existing VOC equations used by the Federal Highway Administration (FHWA) in the Highway Economic Requirements System (HERS) model. The purpose of the evaluation was to
...
Intersections are critical points of access to local and regional destinations for all roadway users. When designed with pedestrians and bicyclists explicitly in mind, all types of intersections can facilitate safe, accessible, convenient, and comfortable walking and bicycling. The purpose of this guide is to inform the state of the practice concer
...
Lighting of pedestrian facilities plays a key role in increasing the safety performance of the road network for all users. Effective pedestrian lighting installations are a means of addressing the vulnerability of pedestrians during dark conditions and improving safety and security of all road users spanning different ages and abilities, including
...
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2022-04-01
|
PDF
Traffic Volume Trends is a monthly report based on hourly traffic count data reported by the States. These data are collected at approximately 5,000 continuous traffic counting locations nationwide and are used to estimate the percent change in traffic for the current month compared with the same month in the previous year. Estimates are re-adjuste
...
United States. Federal Highway Administration. Center for Accelerating Innovation
2022-04-01
|
PDF
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. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2022-04-01
|
PDF
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
...
Determining bridge geometry is central to the work of bridge engineers and technicians. This Manual provides geometric parameters, characteristics, behaviors, and calculations for the evaluation and design of various bridge types. The Manual is organized in three parts: General, Concrete, and Steel.
The purpose of this study was to conduct two human factors field studies examining the utility of the presence of the Flashing Don't WALK (FDW) icon (i.e., the flashing hand) during the countdown pedestrian signal (CPS). Phase I examined pedestrians' comprehension of the CPS with and without the FDW signal, and the effect of removing the FDW on ped
...
United States. Federal Highway Administration. Office of International Programs
2022-04-01
|
PDF
Since 1991, the Federal Highway Administration's (FHWA) Global Benchmarking Program (GBP) has conducted studies that seek out the world's best highway innovations and bring them to the United States. The GBP has been instrumental in documenting and promoting transportation agency management practices such as performance measures, asset management,
...
United States. Federal Highway Administration. Office of International Programs
2022-04-01
|
PDF
The FHWA Offices of Bridges & Structures and Research & Development leveraged the services of other offices within FHWA (Office of International Programs and the Office of Innovation Management, Education, and Partnership) to collaborate with international bridge owners and experts on advancements in post-tensioning (PT). These collaborations have
...
United States. Federal Highway Administration. Office of International Programs
2022-04-01
|
PDF
Transportation agencies across the United States are challenged with keeping the nation's four million miles of roads and over 610,000 bridges in good condition while balancing efficiency, equity, and environmental concerns. Since 2002, FHWA has been promoting Accelerated Bridge Construction (ABC) using Prefabricated Bridge Elements and Systems (PB
...
2022-03-30
|
FHWA Highway History Website Articles
|
PDF
Great achievement is sometimes overshadowed by greater achievement. Logan Waller Page is an example. As Director of the Federal road agency for 13 years (1905 to 1918), he advanced the science of road building and promoted the Federal-aid highway program he helped create in 1916. However, his successor, Thomas H. MacDonald, headed the agency for 34
...
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2022-03-27
|
PDF
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
...
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2022-03-25
|
PDF
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
...
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2022-03-20
|
PDF
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
...
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2022-03-18
|
PDF
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
...
The Heart of Iowa Regional Transit Agency (HIRTA) is one of the 5 awardees for Phase 1 of the Complete Trip – ITS4US contract for its proposed concept “Health Connector for the Most Vulnerable: An Inclusive Mobility Experience from Beginning to End” (Health Connector) by the United States Department of Transportation (USDOT). Per the goals of the p
...
The Atlanta Regional Commission Complete Trip - ITS4US Deployment project, Safe Trips in a Connected Transportation Network (ST-CTN), is leveraging innovative solutions, existing deployments, and collaboration to make a positive impact using transportation technology to support safety, mobility, sustainability, and accessibility. The ST-CTN concept
...
2022-03-14
|
FHWA Highway History Website Articles
|
PDF
In November of 2021, Secretary of Transportation Pete Buttigieg and Secretary of the Interior Deb Haaland toured an active trail construction project overseen by FHWA's Eastern Federal Lands Highway Division in Rock Creek Park. The curtain is pulled to reveal a long-standing cooperation between the National Park Service and what would become the Bu
...
Links with this icon indicate that you are leaving a Bureau of Transportation
Statistics (BTS)/National Transportation Library (NTL)
Web-based service.
Thank you for visiting.
You are about to access a non-government link outside of
the U.S. Department of Transportation's National
Transportation Library.
Please note: While links to Web sites outside of DOT are
offered for your convenience, when you exit DOT Web sites,
Federal privacy policy and Section 508 of the Rehabilitation
Act (accessibility requirements) no longer apply. In
addition, DOT does not attest to the accuracy, relevance,
timeliness or completeness of information provided by linked
sites. Linking to a Web site does not constitute an
endorsement by DOT of the sponsors of the site or the
products presented on the site. For more information, please
view DOT's Web site linking policy.
To get back to the page you were previously viewing, click
your Cancel button.