United States. Federal Highway Administration. Office of Planning, Environment, and Realty
2016-12-29
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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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This document provides guidance to help States meet the HSIP reporting requirements under 23 U.S.C. 148(h) and 23 CFR 924.15. All States must submit these reports through the HSIP online reporting tool [23 CFR 924.15(a)]. While 23 U.S.C. 148(h)(1)(C)(iii) requires States to address railway-highway crossings, States should collect and include this i
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This handbook describes notable practices used by State departments of transportation (State DOTs), metropolitan planningorganizations (MPOs), transit agencies, and other transportation planning partners which work across jurisdictions ortraditional disciplines in order to enhance transportation planning at a regional scale. It provides a framework
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Alaska DOT&PF and JASCO Applied Sciences partnered to characterize underwater noise from pile driving activities to inform the assessment of the potential impact of such noise on marine mammals. JASCO measured underwater sounds at the Kake, Auke Bay, Kodiak, and Ketchikan ferry terminals during ferry terminal improvement construction projects and c
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This document represents a data privacy plan for ensuring the data privacy and security of those participating in the New York City connected vehicle pilot. Personally Identifiable Information (PII) and Sensitive PII (SPII) will be collected from various participants during the course of the pilot, protected, anonymized, obfuscated, and studied. Pr
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The key objectives of this study were to:1. Develop advanced analytical techniques that make use of a dynamically configurable connected vehicle message protocol to predict traffic flow regimes in near-real time in a virtual environment and examine accuracy for various levels of market penetration2. Examine the tradeoff between information insight
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Adverse weather has major impacts on the safety and operations of all roads, from signalized arterials to Interstate highways. Weather affects driver behavior, vehicle performance, pavement friction, and roadway infrastructure, thereby increasing the risk of crashes. Most literature on weather effects have focused on collision risk, traffic volume
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The GIS in Transportation team publishes quarterly newsletters to share information about significant geospatial transportation news, events, and applications. Each issue highlights a specific transportation agency's application of GIS or geospatial data and technology.
This document is intended to provide decision makers with an objective appraisal of the physical conditions, operational performance, and financing mechanisms of highways, bridges, and transit systems based on both their current state and their projected future state under a set of alternative future investment scenarios. It consolidates conditions
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United States. Federal Highway Administration. Office of Planning, Environment, and Realty
2016-12-15
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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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United States. Federal Highway Administration. Exploratory Advanced Research Program
2016-12-15
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Exploratory advanced research focuses on longer term, higher risk research with a high payoff potential. It matches opportunities from discoveries in science and technology with the needs of specific industries. The uncertainties in the research approach and outcomes challenge organizations and researchers to be innovative problemsolvers, which can
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United States. Department of Transportation. Federal Highway Administration
2016-12-12
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FHWA Highway History Website Articles
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In 1976, FHWA published The Trailblazers, containing employee recollections of early work in the National Parks and National Forests. Following are excerpts.
United States. Department of Transportation. Federal Highway Administration
2016-12-12
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FHWA Highway History Website Articles
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On April 8, 1933, President Franklin D. Roosevelt, his wife Eleanor, Interior Secretary Harold Ickes, NPS Director Horace M Albright, and other officials took a road trip that brought them to Skyline Drive in Shenandoah National Park. Invited to ride with President Roosevelt in his seven-passenger open touring car for this leg of the trip, Albright
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The Illinois Department of Transportation (IDOT) has implemented an enterprise data governance approach for managing data collection, storage, distribution, and use throughout the organization. The Illinois Traffic Records Coordinating Committee (ITRCC) works to advance IDOT safety analysis activities, which includes identifying severe crash locati
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This report reviews and highlights key content and outcomes identified at the Mid-South Megaregion Workshop held on December 8, 2016 in Memphis Tennessee. Sponsored by the Federal Highway Administration’s (FHWA) Office of Planning, Environment, & Realty (HEP), the event examined shared regional issues of concern among transportation decision makers
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The Alabama Department of Transportation (ALDOT) led the effort to develop ALSAFE, a spreadsheet-based safety tool that can be used for short and long-range transportation safety planning. ALDOT developed ALSAFE to serve as a safety planning tool for Metropolitan Planning Organizations (MPOs). The short-range planning process allows MPOs to develop
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The objective of this project was to investigate the relationship between crashes and buffer-separated manage lane dimensions. The results from several previous research studies have demonstrated that reductions in freeway lane width or shoulder width are associated with more crashes. A wider managed lane envelope widths (i.e., left shoulder, manag
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Advanced Traveler Information Systems (ATIS) have experienced significant growth since their initial inception in the 1990s. Technologies have continued to evolve at a rapid pace, enabling the integration of advanced solutions for traveler information purposes. As a result of the rapid evolution of technologies and tools available, the Federal High
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