United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2023-07-06
|
Special Issue - Weekly Motor Fuel Report
|
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
2023-07-01
|
PDF
The sixth round of the Every Day Counts (EDC-6) initiative selected electronic ticketing (e-Ticketing) for rapid deployment among highway agencies to enhance work zone safety, improve quality, and realize cost savings through digitalization. Highway construction projects generate massive amounts of valuable data that historically were communicated
...
This research project explores and evaluates the effectiveness of different static late merge signing for use on arterials. The research team collected data through a laboratory and a field study. The laboratory study assessed the comprehension of the different sign alternatives and determined which sign series to evaluate in the field. The field s
...
Traffic management systems (TMSs) and their operating centers, known as traffic management centers (TMCs), support real-time and offline functions, services, actions, activities, and related tasks or decisions (e.g., administrative and operational). In this context, decision-support tools (DSTs) are not generally used as stand-alone solutions; rath
...
This project developed a handbook and supporting materials for working with travel time data in the development of travel time reliability performance assessment and reporting. The intent of the handbook is twofold: to provide practitioners with the ability to understand the differences in reliability measures derived from the different data source
...
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2023-07-01
|
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. Department of Transportation. Federal Highway Administration. Office of Operations
2023-07-01
|
PDF
Over the past decade, travel time reliability has emerged as a key concept for assessing and managing the performance of the transportation system. Simply put, travel time reliability describes how personal mobility changes from day-to-day for trips made at the same time. Savvy commuters understand that travel times for their work trips, which tend
...
United States. Department of Transportation. Federal Highway Administration
2023-07-01
|
PDF
This research plan details how walking, biking, and other sustainable modes of transportation are critical options in communities throughout the United States, particularly for economically disadvantaged communities. However, fatalities among pedestrians and bicyclists have been increasing even faster than the overall fatalities among all road user
...
The purpose of this report is to provide an appreciation of the current practices, new methods, emerging technologies, and approaches to improve the active management and operation of a traffic management system (TMS). As agencies plan to implement or explore improving a TMS, they are facing a number of challenges, such as performance, costs for ex
...
This summary report shares the findings of an Exploratory Advanced Research Program project that investigated strategies for expanding the use of fly ash (FA) in concrete production. With an unprecedented massive concrete and FA dataset collection of 40,000 data records, the team conducted a series of experiments that used advanced material charact
...
United States. Department of Transportation. Federal Highway Administration
2023-07-01
|
PDF
This document provides an overview of the Federal Highway Administration (FHWA) Federal-aid Division State Planning and Research Subpart B (SPR-B) Program. State planning and research (SPR) funds establish a comprehensive framework for making transportation investment decisions and carrying out transportation research activities throughout a State.
...
United States. Federal Highway Administration. Office of Bridges and Structures
2023-07-01
|
PDF
Benefit-cost analysis for bridge preservation, rehabilitation, repair, and protection projects often requires a different approach than that used for other operational improvements. Other operational improvements typically do not affect the day-to-day experience of users of the facility. Rather, the improvements are aimed at reducing ongoing mainte
...
Open-graded aggregates (OGAs) are a common type of structural backfill used to build a variety of transportation earthworks. Therefore, the Federal Highway Administration (FHWA) has made a concerted effort over the past decade to better understand and quantify the strength-deformation characteristics of OGAs through large-scale direct shear (LSDS)
...
The Federal Highway Administration (FHWA) seeks to understand whether user-based alternative revenue mechanisms that utilize a user fee structure can help maintain the long-term solvency of the Highway Trust Fund and whether they can be implemented nationally at some time in the future. This report presents independent evaluation results of the Eas
...
The Federal Highway Administration Road Weather Management Program started development of Integrated Modeling for Road Condition Prediction (IMRCP) in 2015 to provide data and decision support for transportation system management and operations in weather events. IMRCP gathers traffic and weather data and forecasts. It creates new forecast data for
...
Modern nondestructive evaluation (NDE) technologies offer an expanding suite of geophysical techniques to detect and locate buried utilities. This project focused on identifying promising technologies that merit expanded application and mainstream deployment by State transportation departments. The project team applied a staged approach to the effo
...
This document details the process that the Volpe National Transportation Systems Center (Volpe) used to develop travel forecasting models for the Federal Highway Administration (FHWA). These models enable FHWA to forecast future changes in the use of passenger and freight vehicles (as measured by the number of vehicle-miles traveled, or VMT) that a
...
2023-06-30
|
FHWA Highway History Website Articles
|
PDF
A look at a road atlas from the early 1920's would reveal a complete network of named trails crisscrossing the country. The Lincoln Highway, from New York City to San Francisco, was the best known road of its day. Other well-known routes included the: Dixie Highway (Sault Ste. Marie, Michigan, to Miami, Florida), Meridian Highway (Winnipeg, Canada,
...
United States. Department of Transportation. Federal Highway Administration
2023-06-30
|
FHWA Highway History Website Articles
|
PDF
When the Joint Board on Interstate Highways issued its report in October 1925, the U.S. numbered highway system included U.S. 22: From Elizabeth, New Jersey, Phillipsburg, Reading, Pennsylvania, Harrisburg, Clarks Ferry, Bellefonte, Dubois, New Castle, Youngstown, Ohio, Cleveland. A portion of this road east of Clarks Ferry coincided with the Willi
...
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.