Existing traffic analysis and management tools do not model the ability of drivers to recognize their environment and respond to it with behaviors that vary according to the encountered driving situation. The small body of literature on characterizing drivers’ behavior is typically limited to specific locations (i.e., by collecting data on specific
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This report provides background on GIS and asset management, describes how public agencies have been integrating the two, and identifies benefits and challenges to doing so. The information presented is gleaned from a literature review and interviews with several State departments of transportation and one county agency. The report also identifies
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The Volpe Center Acoustics Facility, in support of the Federal Highway Administration (FHWA), investigated the implementation of pavement effects in the FHWA Traffic Noise Model (TNM). Three options were considered, resulting in the recommendation of two options: 1) implementation of user-defined pavement-specific emission levels (REMELs), with pro
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In recent years, the U.S. Department of Transportation (U.S. DOT) has sought to better understand global climate change and the transportation sector’s effects on the issue, and vice versa. The Safe, Accountable, Flexible, Efficient Transportation Act: A Legacy for Users (SAFETEA-LU) transportation authorization bill provides opportunities for Stat
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Getting goods to people safely and efficiently Getting goods to people and businesses is an essential part of building stronger regional economies, increasing community quality of life, and maintaining the nation’s role in a global economy. While freight movement can impact livability and community quality of life, careful planning can help balance
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State DOTs are advancing livability and supporting local livability initiatives. State DOTs play a vital role in advancing livability and supporting local community livability initiatives. Through planning, policy and guideline development, project support, and funding, state DOTs are helping local communities to identify and achieve broader goals,
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This document describes considerations and implementations of exposure control measures in a work zone. The document offers recommended practices and describes effective strategies and techniques that can be employed during the planning and construction phases to help mitigate safety and production concerns. The use of exposure control measures sho
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This document describes good practices regarding payment methods for work zone traffic control. The document is intended to assist agencies in understanding the current regulation regarding temporary traffic control payment procedures, and in establishing policies and procedures that comply with these regulations.
This report highlights the Federal Highway Administration's (FHWA) Planning and Environment Linkages (PEL) program activities for Fiscal Year 2011 (FY11). The PEL program's purpose is to provide transportation agencies with tools and resources to introduce environmental considerations early in planning and to use documented planning information to
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In a coordinated effort with highway authorities and industry leaders, the Federal Highway Administration (FHWA) Every Day Counts initiative serves as a catalyst to identify and promote cost effective innovations to bring about rapid change to increase safety of our nations highway system, decrease project delivery time, and protect our environment
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Road Safety Audits (RSAs) are an effective tool for proactively improving the future safety performance of a road project during the planning and design stages and for identifying safety issues in existing transportation facilities. To demonstrate the effectiveness of RSAs, the Federal Highway Administration (FHWA) Office of Safety sponsored an eva
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John A. Volpe National Transportation Systems Center (U.S.)
2012-01-01
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In 2006, leaders from eight Federal agencies signed the interagency document EcoLogical: An Ecosystem Approach to Developing Infrastructure Projects. Eco-Logical is a document that outlines a shared vision of how to develop infrastructure projects in ways that are more sensitive to terrestrial and aquatic habitats, promoting advanced mitigation and
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The Clarus Initiative is a research effort of the U.S. Department of Transportation Intelligent Transportation Systems (ITS) Joint Program Offi ce and the Federal Highway Administration’s (FHWA) Road Weather Management Program (RWMP) to develop and demonstrate an integrated weather observation data management system that can reduce the impact of ad
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The Clarus Initiative is a research effort of the U.S. Department of Transportation Intelligent Transportation Systems Joint Program Office and the Federal Highway Administration’s Road Weather Management Program to develop and demonstrate an integrated weather observation data management system that can reduce the impact of adverse weather conditi
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In 2007, the South Carolina Department of Transportation (SCDOT) and its safety partners defined the State’s “Road Map to Safety” in its formal Strategic Highway Safety Plan (SHSP). The goal was to reduce fatalities on South Carolina’s roadways to fewer than 784 by 2010, a 25 percent decrease from 2004. A secondary goal was to lower the number of t
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Transverse rumble strips (TRSs) (also called in-lane rumble strips) have been used by some agencies to warn drivers in rural areas that they are approaching a stop sign. The strips typically consist of grooves crossing the roadway surface to provide a tactile and audible warning for drivers. Many studies have focused on the effect of TRSs on driver
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John A. Volpe National Transportation Systems Center (U.S.)
2012-01-01
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The purpose of this guide is to help agencies:• Become familiar with the Costing Asset Protection for Transportation Agencies(CAPTA) Methodology.• Learn how to use CAPTool to implement the CAPTA Methodology.• Understand CAPTool results, and how to use those results in capital budgetand decision making.• Acquire more detailed information about CAPTA
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United States. Department of Transportation. Intelligent Transportation Systems Joint Program Office
2012-01-01
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Dallas, TX; Minneapolis, MN; and San Diego, CA could not be more different in manyways. However, they share at least one similarity: they all have congested multimodaltransportation corridors. In an effort to improve travel conditions, all three of these cities aredesigning integrated corridor management (ICM) systems in their busiest corridors.In
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Connected vehicles have the potential to transform the way Americans travel throughthe creation of a safe, interoperable wireless communications network—a system thatincludes cars, buses, trucks, trains, traffic signals, cell phones, and other devices.In the past, the U.S. Department of Transportation (USDOT) has focused on helpingpeople survive cr
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Smart Roadside is a system envisioned to be deployed at strategic points along commercial vehicle routes toimprove the safety, mobility, and efficiency of truck movement and operations on the roadway. It is a conceptwhere private- and public-sector motor carrier systems will continue to operate as intended and where informationcollected for one pur
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