The Federal Highway Administration as well as State and local agencies face the challenge of providing real-time travel time information to motorists in a manner that allows them to take full advantage of it. One factor contributing to the limited effects of current systems is that the travel time displays are not optimally located. The purpose of
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As part of the U.S. Department of Transportation (DOT) Roadway Transportation Data Business Plan (DBP) project, the Federal Highway Administration (FHWA) Office of Operations developed a guideline for State DOT and local agency staff charged with mobility data-related responsibilities to follow in the creation, development, and implementation of a
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This document is a technical summary of the Federal Highway Administration report "Safety Evaluation of Edge Line Rumble Stripes (ELRSs) on Rural, Two-Lane Horizontal Curves" (FHWA-HRT-17-069).
The Federal Highway Administration (FHWA) supports efforts by State and local governments or other public authorities as they establish, maintain, monitor, and evaluate local congestion pricing programs. FHWA with support from the Battelle Team (Battelle and the Texas A&M Transportation Institute (TTI)) hosted a series of Regional Congestion Pricin
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The Development of Crash Modification Factors program conducted the safety evaluation of red-light indicator lights (RLILs) at intersections for the Evaluation of Low-Cost Safety Improvements Pooled Fund Study. This study evaluated safety effectiveness of RLILs. RLILs are auxiliary lights mounted on signal heads, mast arms, or poles that are direct
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As part of the U.S. Department of Transportation (DOT) Roadway Transportation Data Business Plan (DBP) project, the Federal Highway Administration (FHWA) Office of Operations developed a technical assistance document for State DOT and local agency staff charged with mobility data-related responsibilities to follow in the creation, development, and
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With the emergence of data generated from connected vehicles, connected travelers, and connected infrastructure, the capabilities of traffic management systems or centers (TMCs) will need to be improved to allow agencies to compile and benefit from using this information. New capabilities will be needed for data acquisition, communications bandwidt
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This document is a technical summary of the Federal Highway Administration report "Safety Evaluation of Horizontal Curve Realignment on Rural Two-Lane Roads" (FHWA-HRT-17-066).
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2017-11-01
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PDF
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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This is one of nine engineering assessments conducted under the Transportation Engineering Approaches to Climate Resiliency (TEACR) Project. This assessment is different from all the others in that it is not a case study focused on exploring climate impacts to a particular asset. Instead, this report is focused on providing general background on th
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United States. Department of Transportation. Federal Highway Administration. Office of Research, Development, and Technology
2017-11-01
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FHWA R&T Now
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Federal Highway Administration's FHWA R&T Now is a newsletter containing information and updates about research, technology, and development from the U.S. Department of Transportation, Federal Highway Administration. The newsletter is an electronic newsletter and is updated approximately every other month.
This report documents the finite element analysis of a bolted field splice connection from a hypothetical three-span continuous bridge with back spans 234 ft long, and a 300-ft center span. The connection was designed using a traditional approach and then by using a new simplified method that required fewer bolts for the web splice component. The r
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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.
The LTBP Program is a Federal Highway Administration (FHWA) long-term research effort to collect high-quality bridge data from a representative sample of highway bridges nationwide that will help the bridge community to better understand bridge performance.
Successes in Stewardship is a Federal Highway Administration (FHWA) bimonthly newsletter highlighting current best practices in stewardship and environmental review from around the country.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2017-11-01
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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
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As part of the U.S. Department of Transportation (DOT) Roadway Transportation Data Business Plan (DBP) project, the Federal Highway Administration (FHWA) Office of Operations developed a guide for State DOT and local agency staff charged with mobility data-related responsibilities to follow in the creation, development, and implementation of a DBP
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