This manual is the reference text used for the Federal Highway Administration (FHWA) National Highway Institute (NHI) courses No. 132042 and 132043 on Mechanically Stabilized Earth (MSE) Walls and Reinforced Soil Slopes (RSS) and reflects current practice for the design, construction and monitoring of these structures. This manual was prepared to e
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This report was developed to summarize the implementation of safety shoulders as travel lanes as a method to increase the efficient use of highway capacity. Its purpose is to provide a succinct overview of efforts to use left or right shoulder lanes as temporary or interim travel lanes. As part of this summary, information related to the impact of
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This report presents the results of a review of the systems engineering processes used during the Chattanooga Area Regional Transportation Authority’s (CARTA) SmartBus Project. The Smartbus Project is a comprehensive transit ITS program for the city of Chattanooga, Tennessee involving deployment of a wide array of transit ITS technologies. This rev
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United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2009-11-01
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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 report documents the Washington Tribal Traffic Safety Summit held May 27-28, 2009, in Squaxin Island, Washington. The mission of this Summit was twofold: education and action. The information shared was intended to compel participants to develop initiatives for increasing safety on Tribal roadways. The following report includes background info
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Designing Complex Interchanges - Rehabbing Maine’s I–295 Southbound - The Role of TTAPs in Tribal Transportation - Developing Advanced Methods of Assessing Bridge Performance.
Traffic congestion costs the Nation billions of dollars each year in wasted fuel and lost productivity. Traditional traffic control systems cannot keep pace with this growing problem, but systems that work with self-driving vehicles may afford a more radical approach. "Intersection Control for Autonomous Vehicles," an Exploratory Advanced Research
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This manual is the reference text used for the FHWA NHI courses No. 132042 and 132043 on Mechanically Stabilized Earth Walls and Reinforced Soil Slopes and reflects current practice for the design, construction and monitoring of these structures. This manual was prepared to enable the engineer to identify and evaluate potential applications of MSE
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The following report summarizes a peer exchange in Nashville, Tennessee, on scenario planning tools and techniques. The event focused on how some of Tennessee’s metropolitan planning organizations (MPOs) and other agencies nationwide have implemented scenario planning approaches that link transportation and land use planning. Event participants dis
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As part of a national initiative sponsored by the Federal Highway Administration under the Highways for LIFE program, the Iowa Department of Transportation (DOT) was awarded a $1 million grant to demonstrate the use of proven, innovative technologies for accelerated bridge construction. This report documents the use of these innovations, such as co
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This manual is the reference text used for the FHWA NHI courses No. 132042 and 132043 on Mechanically Stabilized Earth Walls and Reinforced Soil Slopes and reflects current practice for the design, construction and monitoring of these structures. This manual was prepared to enable the engineer to identify and evaluate potential applications of MSE
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This manual provides criteria for evaluating corrosion losses when using coated or uncoated steel reinforcements, and for determining aging and installation damage losses when using geosynthetic reinforcements. Monitoring methods for in-situ corrosion rates for steel reinforcements are evaluated and remote methods using electrochemical methods are
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United States. Department of Transportation. Federal Highway Administration. Office of Research, Development, and Technology
2009-11-01
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PDF
The Federal Highway Administration (FHWA) organized 26 States to participate in the FHWA Low Cost Safety Improvements Pooled Fund Study as part of its strategic highway safety plan support effort. The purpose of the pooled fund study is to estimate the safety effectiveness for several of the unproven low-cost safety strategies identified in the Nat
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United States. Department of Transportation. Federal Highway Administration. Office of Safety
2009-11-01
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PDF
The introduction to this issue brief provides an overview of traffic signals (purpose, warrants for signal installation, advantages, disadvantages, and factors to consider) followed by an introduction to the contents of this issue brief (crash reduction factors, presentation of the crash reduction factors, and using the tables).
This report documents the proceedings of the 13th International HOV/HOT Systems Conference Partnerships for Innovation. The Conference was held in Minneapolis, Minnesota on September 7-9, 2008. The proceedings summarize the presentations from the general session and the breakout sessions. The general sessions included presentations on the I-394 MnP
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This report documents notable practices in urban goods movement. New York City is one of four urban areas selected for study. The other areas are Orlando, Los Angeles, and Washington, D.C. The case studies provide information on freight-related initiatives that mitigate congestion and improve the safety and efficiency of commercial vehicle travel i
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This report documents notable practices in urban goods movement. Washington, DC is one of four urban areas selected for study. The other areas are Los Angeles, New York City, and Orlando. The case studies provide information on freight-related initiatives that mitigate congestion and improve the safety and efficiency of commercial vehicle travel in
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This report documents notable practices in urban goods movement. Los Angeles is one of four urban areas selected for study. The other areas are Orlando, New York City, and Washington, D.C. The case studies provide information on freight-related initiatives that mitigate congestion and improve the safety and efficiency of commercial vehicle travel i
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This report documents notable practices in urban goods movement. Orlando is one of four urban areas selected for study. The other areas are Los Angeles, New York City, and Washington, D.C. The case studies provide information on freight-related initiatives that mitigate congestion and improve the safety and efficiency of commercial vehicle travel i
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This report summarizes the proceedings of the Asset Management and Management of Highway Performance Peer Exchange hosted by the Federal Highway Administration and the American Association of State Highway and Transportation Officials. The peer exchange was held in Washington, D.C. on August 17, 2009. The peer exchange aimed to continue the dialog
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