United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2010-10-01
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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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This document is the reference manual for NHI training course No. 132083, both developed to assist State Departments of Transportation (DOTs) in the successful development of LRFD Design Guidance for bridge foundations based on the 2010 AASHTO LRFD Bridge Design Specifications and their local experiences. Initially, an LRFD Implementation Plan of s
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Pedestrian fatalities continue to be a major highway safety problem in the U.S., with pedestrians accounting for approximately 12 percent of all traffic-related deaths. This Pedestrian Safety Strategic Plan: Recommendations for Research and Product Development is based on a comprehensive analysis of pedestrian crash data trends and factors, a detai
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United States. Department of Transportation. Federal Highway Administration. Office of Safety
2010-10-01
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The National Roadway Safety Awards is a biennial competition sponsored by the U.S. Department of Transportation (USDOT) Federal Highway Administration (FHWA) and the Roadway Safety Foundation (RSF) to recognize roadway safety achievements that move the United States "toward zero deaths." The competition highlights exemplary roadway safety efforts a
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United States. Department of Transportation. Federal Highway Administration. Office of Safety
2010-10-01
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PDF
The Highway Safety Improvement Program (HSIP) is a core Federal-aid highway program with the primary purpose of achieving a significant reduction in fatalities and serious injuries on all public roads. Many states and local agencies are successfully implementing innovative approaches to HSIP planning, implementation and evaluation. The HSIP Notewor
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United States. Department of Transportation. Federal Highway Administration. Office of Safety
2010-10-01
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PDF
In 2009, motor vehicle fatalities reached levels not seen since 1950. Can all of this decline be attributed to the economic downturn leading to less roadway travel? The numbers say “no.” Vehicle miles traveled (VMT) have declined much less than the decrease in fatalities, giving credence to the fact the increased focus on and commitment to safety i
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This report provides a summary of a peer exchange sponsored by the California Officeof Traffic Safety (OTS), California Department of Transportation (Caltrans), theCalifornia Highway Patrol (CHP), and the Federal Highway Administration (FHWA). Thereport also includes recommendations to improve traffic safety data systems, which areused in addressin
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The original Travel Model Validation and Reasonableness Checking Manual was published by the Federal Highway Administration (FHWA) Travel Model Improvement Program (TMIP) in 1997. Since the publication of the original manual, the need for quality model validation has increased. Resources for the construction of new facilities have become increasing
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This report provides an analytic framework for evaluating the Atlanta Congestion Reduction Demonstration (CRD) under the United States Department of Transportation (U.S. DOT) Urban Partnership Agreement (UPA) and CRD Programs. The Atlanta CRD projects include the conversion of lanes for high occupancy vehicle with a minimum of two occupants (HOV2+)
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As part of a national initiative sponsored by the Federal Highway Administration under the Highways for LIFE program, the North Dakota Department of Transportation was awarded a $1 million grant to demonstrate the use of proven, innovative thin concrete overlay known as whitetopping and full lane closure for resurfacing U.S. Highway 2, west of the
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The effi ciency and effectiveness of freight transportation is critical for economic growth and development,ensuring livable communities, and creating a sustainable human and natural environment. It is increasinglyimportant to integrate freight transportation issues and solutions throughout the transportation planningand project development process
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Soil nail walls are internally stabilized earth-retaining structures. Soil nail walls use a top-down construction with in situ reinforcement to support temporary or permanent excavations. In certain conditions, soil nailing is a viable alternative to other ground anchor systems, considering technical feasibility, cost, and construction duration. Al
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United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2010-09-01
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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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In May 2009, a team of 12 transportation professionals from the United States with expertise in bicycling and walking visited five countries in Europe to identify and assess effective approaches to improve pedestrian and bicyclist safety and mobility. The countries visited—Denmark, Germany, Sweden, Switzerland, and the United Kingdom—were chosen be
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In May 2009, a team of 12 transportation professionals from the United States with expertise in bicycling and walking visited five countries in Europe to identify and assess effective approaches to improve pedestrian and bicyclist safety and mobility.1 The countries visited—Denmark, Germany, Sweden, Switzerland, and the United Kingdom—were chosen b
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United States. Department of Transportation. Federal Highway Administration. Office of Operations
2010-09-01
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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.
Emission inventories for on-road mobile sources are compiled across the country in support of State Implementation Plans (SIPs) and Conformity Demonstrations as mandated by the Federal Clean Air Act. Each local agency responsible for developing these inventories has created its own approach for combining vehicle activity, area specific fleet inform
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The following report summarizes a scenario planning workshop in East Lansing, Michigan. The workshop was a one-day technical session that preceded the 34th Annual Michigan Transportation Association Conference. The workshop provided an overview of scenario planning and shared examples from agencies nationwide that have implemented the technique. Ev
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Road Safety Audits/Assessments (RSAs) have proven to be an effective tool for improving safety on and along roadways. As such, the use of RSAs continues to grow throughout the United States. The success has led to the Federal Highway Administration (FHWA) including the RSA as one of its nine "proven safety countermeasures." Federal Land Management
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The quest to identify the underlying mechanisms that control cement hydration continues to be a challenge for modern materials science but has the potential to alter the fabric of constructed infrastructure for the global benefit of all. In 2009, a workshop supported by the Federal Highway Administration (FHWA), the National Science Foundation and
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