United States. Department of Transportation. Federal Highway Administration. Office of Operations
2018-12-01
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Urban Congestion Report (UCR)
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The Urban Congestion Report (UCR) is produced on a quarterly basis and characterizes the most recent traffic congestion and reliability trends at the national and city level. Each quarterly UCR compares data from the most recent three months to the same three months in the previous year.
United States. Department of Transportation. Federal Highway Administration. Central Federal Lands Division
2018-12-01
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PDF
The FHWA-CFLHD is proposing refinements to how its Permanent Stormwater Management Design Process is implemented. This section aims to document the permanent Stormwater Design process so that projects can consistently evaluate stormwater BMPs during project development. This will improve stormwater treatment on FHWA-CFLHD projects, improve consiste
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United States. Federal Highway Administration. Office of Planning, Environment, and Realty
2018-11-29
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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
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2018-11-27
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FHWA Highway History Website Articles
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The idea of a network of superhighways was discussed long before the Interstate System came about. President Franklin D. Roosevelt liked the idea and the jobs the work would create, and at a moment in time in 1938, a map would go on to start the U.S. Interstate Highway System.
2018-11-27
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FHWA Highway History Website Articles
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PDF
We tend to forget that many of our most admired sites were highly controversial before they were built. The list of great works that emerged from controversy is long -- the Eiffel Tower, the Brooklyn Bridge, the Golden Gate Bridge, the Hoover Dam, the Lincoln Memorial, the Vietnam Veterans Memorial, the World War II Memorial, and the transcontinent
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2018-11-27
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FHWA Highway History Website Articles
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The Washington area, like every other urban area, became embroiled in controversy once Interstate construction began after enactment of the Federal-Aid Highway Act of 1956. The unique governing structure of the of Washington, however, lead to its own challenges in the planning and rollout of transportation measures. At a moment in time in 1969, Pre
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2018-11-27
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FHWA Highway History Website Articles
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Arlington Memorial Bridge, spanning the Potomac River between the Lincoln Memorial and Arlington National Cemetery, is one of the Washington area's most beautiful bridges. What seems like such a great, even obvious, idea today was conceived in the 19th century and succumbed to the fate of so many monumental projects: delay. A traffic jam prodded it
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The city of Seattle, Washington is the largest city in the state with a population of nearly 725,000 people. Despite the city's rainy climate and hilly topography, as of 2015 approximately four percent of the population regularly commuted to work by bicycle, which ranks fifth among large cities in the United States. Following the closure of the Pro
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United States. Federal Highway Administration. Office of Planning, Environment, and Realty
2018-11-15
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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
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The Connected Vehicle Pilot Deployment Program Cooperative Agreement calls for a Stakeholder Outreach activity that includes an interoperability activity showing successful interaction between the local Connected Vehicle Pilot Deployment site and in-vehicle devices from one or more of the other Connected Vehicle Pilot sites. The United States Depar
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The Federal Highway Administration's (FHWA) Office of Operations has issued the attached Guidance, dated October 17, 2018, on the Use of Rolling Roadblock Operations by State and local transportation agencies receiving Federal-aid highway funding. While agencies around the country reference the rolling roadblock technique by a variety of names (inc
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The case study documented in this report involves linking the second Strategic Highway Research Program (SHRP2) Roadway Information Database (RID) with the National Performance Management Research Data Set (NPMRDS) and then using the linked data to examine speed and speed–safety relationships.(1,2) This report includes the following information: An
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United States. Federal Highway Administration. Office of Operations Research, Development, and Technology
2018-11-01
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PDF
Traffic congestion is typically caused by oversaturation, poor weather, vehicle crashes, work zones, poor signal timing, and special events. Over saturation occurs when more vehicles use a road than the road is designed to accommodate. The resulting congestion leads to unstable traffic flow, which instigates breakdowns and bottlenecks.The Federal H
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The old “one-size-fits-all” approach to transportation divided communities and left them with gaps in existing transportation and infrastructure. Newer, context-sensitive solutions, like right-sizing, are an innovative approach to addressing this aging infrastructure. Instead of policies seeking only to appropriately match land use and transportati
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The overall purpose of this evaluation was to understand the effect of the Federal Highway Administration’s (FHWA’s) Research and Technology Program activities on the implementation of agent-based approaches to transportation-related projects and activities. Agent-based modeling and simulation (ABMS) uses individual “agents,” typically drivers and
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The movement of superheavy loads (SHLs) has become more common over the years since it is a vital necessity for many important industries, such as chemical, oil, electrical, and defense. SHL hauling units are much larger in size and weight compared to standard trucks. SHL vehicles’ gross vehicle weights may be in excess of a few million pounds, so
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This peer exchange brought together public and private organizations to discuss the state of the practice and possible future uses of UAS in the field of highway operations, construction, and maintenance. States that have implemented UAS programs have found that the use of drones can save time and money, and increase safety and efficiency. Each of
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United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2018-11-01
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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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United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2018-11-01
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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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