United States. Department of Transportation. Federal Highway Administration. Office of Operations
2024-10-01
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National Travel Time Dashboard: Interstate Highways
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PDF
The Monthly Urban Congestion Report (UCR) provides a state-level overview of traffic congestion and reliability trends on Interstate highways. Published every month, the report compares data from the most recent month with the same month in the previous year. It uses travel time data from the Federal Highway Administration’s National Performance Ma
...
United States. Department of Transportation. Federal Highway Administration. Office of Operations
2024-09-01
|
National Travel Time Dashboard: Interstate Highways
|
PDF
The Monthly Urban Congestion Report (UCR) provides a state-level overview of traffic congestion and reliability trends on Interstate highways. Published every month, the report compares data from the most recent month with the same month in the previous year. It uses travel time data from the Federal Highway Administration’s National Performance Ma
...
United States. Department of Transportation. Federal Highway Administration. Office of Operations
2024-08-01
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National Travel Time Dashboard: Interstate Highways
|
PDF
The Monthly Urban Congestion Report (UCR) provides a state-level overview of traffic congestion and reliability trends on Interstate highways. Published every month, the report compares data from the most recent month with the same month in the previous year. It uses travel time data from the Federal Highway Administration’s National Performance Ma
...
The purpose of this document is to identify and resolve human factors issues as part of the design and evaluation of flight deck displays and controls for all types of aircraft (Title 14, Code of Federal Regulations (14 CFR) parts 23, 25, 27, and 29), in the interest of improving aviation safety. The Federal Aviation Administration (FAA) provides h
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This report contains information regarding construction of the data acquisition system which may be useful for system maintenance and operation. This report also contains a set of general guidelines for conducting a bridge test and applying the test results. It is recommended that a complete bridge evaluation include a thorough visual inspection, a
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United States. Department of Transportation. Federal Highway Administration. Office of Operations
2024-07-01
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National Travel Time Dashboard: Interstate Highways
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PDF
The Monthly Urban Congestion Report (UCR) provides a state-level overview of traffic congestion and reliability trends on Interstate highways. Published every month, the report compares data from the most recent month with the same month in the previous year. It uses travel time data from the Federal Highway Administration’s National Performance Ma
...
United States. Department of Transportation. Federal Highway Administration. Office of Operations
2024-06-01
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National Travel Time Dashboard: Interstate Highways
|
PDF
The Monthly Urban Congestion Report (UCR) provides a state-level overview of traffic congestion and reliability trends on Interstate highways. Published every month, the report compares data from the most recent month with the same month in the previous year. It uses travel time data from the Federal Highway Administration’s National Performance Ma
...
United States. Department of Transportation. Federal Highway Administration. Office of Operations
2024-05-01
|
National Travel Time Dashboard: Interstate Highways
|
PDF
The Monthly Urban Congestion Report (UCR) provides a state-level overview of traffic congestion and reliability trends on Interstate highways. Published every month, the report compares data from the most recent month with the same month in the previous year. It uses travel time data from the Federal Highway Administration’s National Performance Ma
...
United States. Department of Transportation. Federal Highway Administration. Office of Operations
2024-04-01
|
National Travel Time Dashboard: Interstate Highways
|
PDF
The Monthly Urban Congestion Report (UCR) provides a state-level overview of traffic congestion and reliability trends on Interstate highways. Published every month, the report compares data from the most recent month with the same month in the previous year. It uses travel time data from the Federal Highway Administration’s National Performance Ma
...
United States. Department of Transportation. Federal Highway Administration. Office of Operations
2024-03-01
|
National Travel Time Dashboard: Interstate Highways
|
PDF
The Monthly Urban Congestion Report (UCR) provides a state-level overview of traffic congestion and reliability trends on Interstate highways. Published every month, the report compares data from the most recent month with the same month in the previous year. It uses travel time data from the Federal Highway Administration’s National Performance Ma
...
United States. Department of Transportation. Federal Highway Administration. Office of Operations
2024-02-01
|
National Travel Time Dashboard: Interstate Highways
|
PDF
The Monthly Urban Congestion Report (UCR) provides a state-level overview of traffic congestion and reliability trends on Interstate highways. Published every month, the report compares data from the most recent month with the same month in the previous year. It uses travel time data from the Federal Highway Administration’s National Performance Ma
...
United States. Department of Transportation. Federal Highway Administration. Office of Operations
2024-01-01
|
National Travel Time Dashboard: Interstate Highways
|
PDF
The Monthly Urban Congestion Report (UCR) provides a state-level overview of traffic congestion and reliability trends on Interstate highways. Published every month, the report compares data from the most recent month with the same month in the previous year. It uses travel time data from the Federal Highway Administration’s National Performance Ma
...
In an effort to address the bump at the end of the bridge problem, ODOT has undertaken an experimental construction research project to evaluate five different approach embankment construction methods. The research is being conducted at a relocation project in which three new bridges are being constructed to relocate a two-mile section of U.S. 177
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The Oklahoma Department of Transportation (ODOT) recently completed a field performance evaluation of lllbruck Willseal (hereafter referred to as Willseal) at one of two experimental evaluation locations. An expansion joint in the deck of an overpass bridge on U.S. 62 was scaled with Willseal pre-compressed foam sealant in October 1993. The maximum
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In the past, implementation of research project findings has been an informal process at the Oklahoma Department of Transportation. New federal requirements and Department needs have prompted the Office of Research to establish a formal set of standard procedures for implementation. The resulting Research Implementation Management System (RIMS) is
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The project covered by this final report, Prevention of Bridge Deck Icing Using Geothermal Heat -- Test Bridge Sections has two important aspects - the thermal performance of the test system and the structural effects of the test system. Two investigate both aspects, the project team is made up of both mechanical engineers and civil engineers. In p
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This report presents a comprehensive investigation into privacy-preserving traffic management, explainable artificial intelligence for autonomous systems, and cybersecurity in AV control. The research addresses critical challenges facing Intelligent Transportation Systems (ITS) and autonomous vehicles through four interconnected contributions. We i
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The Texas Department of Transportation (TxDOT) has used both Falling Weight Deflectometer (FWD) and Ground Penetrating Radar (GPR) technology for over 10 years to provide structural information about its pavements. With the current systems, GPR data are processed independently of the FWD analysis. The GPR data are processed with the COLORMAP analys
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The Texas Department of Transportation (TxDOT) started implementing its new ride quality specification in 2002. This specification requires the use of inertial profilers in lieu of profilographs for quality assurance testing of surface smoothness on new construction and rehabilitation projects. The profilograph-based ride specification that it repl
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Dynamic speed display signs (DSDS), devices that detect and display a vehicle's current speed back to the driver, have been shown to have a significant speed-reducing effect in temporary applications such as work zones or neighborhood speed watch programs. In this report, researchers examined the effectiveness of DSDS installed permanently in sever
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