United States. Department of Transportation. Federal Highway Administration. Office of Safety
2018-06-01
|
PDF
Raised crosswalks are ramped speed tables spanning the entire width of the roadway, often placed at midblock crossing locations. The crosswalk is demarcated with paint and/or special paving materials. These crosswalks act as traffic-calming measures that allow the pedestrian to cross at grade with the sidewalk. In addition to their use on local and
...
United States. Department of Transportation. Federal Highway Administration. Office of Safety
2018-06-01
|
PDF
RRFBs are pedestrian-actuated conspicuous enhancements used in combination with a pedestrian, school, or trail crossing warning sign to improve safety at uncontrolled, marked crosswalks. The device includes two rectangular-shaped yellow indications, each with an LED-array-based light source, that flash with high frequency when activated.
This guide includes information on how to review a noise study report and provides guidance on reviewing the noise section of the environmental document. It discusses other types of noise reports that may need review. The guide also included an associated noise study review checklist in Appendix A to determine if it provides all required informatio
...
United States. Department of Transportation. Federal Highway Administration. Office of Research, Development, and Technology
2018-06-01
|
PDF
This document is a technical summary of the Federal Highway Administration Long-Term Pavement Performance Program report Investigation of Increase in Roughness Due to Environmental Factors in Flexible Pavements Using Profile Data From Long-Term Pavement Performance Specific Pavement Studies 1 Experiment (FHWA-HRT-17-049).
Learning in Progress, NHI's quarterly newsletter, provides updates on new course launches, upcoming Web conference seminars, training programs and events, and NHI policy changes.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2018-06-01
|
PDF
This guide serves as a quick reference source for common WIM topics. The guide provides sufficient technical details that enable traffic monitoring professionals to make sound decisions on WIM-related issues. It is built on states’ successful practices in using WIM systems and references the available standards 2 and guides related to WIM data coll
...
This handbook provides best-practice guidance on recognizing which measurement methodologies apply to which project type (Section 1.0), how to plan a noise measurement program (Section 2.0), descriptions of measurement methodologies and related considerations (Sections 3.0- 15.0), terminology (Section 16.0, Appendix A) and measurement instrumentati
...
United States. Department of Transportation. Federal Highway Administration. Office of Safety
2018-06-01
|
PDF
A Pedestrian Hybrid Beacon head consists of two red lenses above a single yellow lens. Unlike a traffic signal, the PHB rests in dark until a pedestrian activates it via push button or other form of detection. When activated, the beacon displays a sequence of flashing and solid lights that indicate the pedestrian walk interval and when it is safe f
...
This evaluation assesses the effects of the Federal Highway Administration’s (FHWA’s) investment in roundabout research and related activities on the availability and quality of such research, the adoption of roundabouts in the United States, and the impacts of those roundabouts on safety, operational, and environmental performance of the U.S. tran
...
This publication is a handbook designed to provide information on how to conduct a community impact assessment in order to evaluate the effects of a transportation action on a community and its quality of life. The handbook is intended to help state DOTs, MPOs and other agencies or individuals involved in the project development process understand
...
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2018-06-01
|
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
...
Why are we here today? Kick off the National Dialogue on Highway Automation. Collaborate with key stakeholders on topics of mutual interest. Identify FHWA roles and responsibilities to assist in the advancement of highway automation. Seek opportunities for partnership.
Great Bay Boulevard, located on the Tuckerton Peninsula in Ocean County, NJ, is a coastal roadway experiencing increased closures due to flood events. The project team explored the use of green infrastructure solutions that could simultaneously mitigate future roadway flooding and maintain marsh health over time. Thin layer placement of sediment co
...
This Comprehensive Maintenance and Operations Plan (CMOP) describes the types and number of equipment to be operated and maintained for the proposed New York City (NYC) Connected Vehicle Pilot Deployment (CVPD) system. Its objective is to develop a plan for the operations and maintenance of in-vehicle, roadside, mobile device, center-related equipm
...
United States. Federal Highway Administration. Office of Planning, Environment, and Realty
2018-05-31
|
PDF
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
...
This report summarizes the analysis methodology, results, and lessons learned from the deployment of the Enhanced Cross-Town Improvement Project (C-TIP) Drayage Optimization Proof of Concept Application. The system was deployed in the Los Angeles/Long Beach (California) area to five licensed motor carriers. The objective of the project was to provi
...
We are pleased to provide updated guidance to help FHWA division offices implement key funds management principles. The attached guide summarizes current statutes, regulations, and policies for project funds management with a supplemental question and answer document. Also attached is a list of recommended documents that should be maintained by the
...
United States. Federal Highway Administration. Office of Planning, Environment, and Realty
2018-05-16
|
PDF
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. Department of Transportation. Intelligent Transportation Systems Joint Program Office
...
2018-05-15
|
PDF
Agencies have the potential to collect, use, and share data from connected and automated vehicles (CAV), connected travelers, and connected infrastructure elements to improve the performance of their traffic management systems and traffic management centers (TMCs) and the facilities they manage. The integration of these techniques and approaches fr
...
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.