The Long Term Pavement Performance (LTPP) Laboratory Material Testing Guide was originally prepared for laboratory material handling and testing of material specimens and samples of asphalt materials, portland cement concrete, aggregates, and soils under the supervision of the Strategic Highway Research Program. This version of the Guide has been u
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This primer presents key issues and challenges related to the conversion of high occupancy vehicle (HOV) lanes to high occupancy toll (HOT) lanes. The primer is intended for community leaders, administrators,the public, and other stakeholders responsible for making policy decisions for improving HOV lane and highway mainline operations through conv
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This manual is an update to the Quick Response Freight Manual developed for FHWA in 1996. Like its predecessor, it is designed to provide background information on the freight transportation system and factors affecting freight demand to planners who may be relatively new to this area; to help planners locate available data and freight-related fore
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The Federal Highway Administration's Long-Term Pavement Performance (LTPP) program issues a triannual newsletter to inform you about the progress and activities of the program. Brief updates on progress in important program activities are provided, including data collection, data releases, new products and publications, pooled fund studies, and dat
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United States. Department of Transportation. Federal Highway Administration. Office of Safety
2007-09-01
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The Pedestrian and Bike Forum newsletter provides information to FHWA stakeholders on reducing the number of pedestrian- and bicycle-related highway fatalities and serious injuries. Topics include updates on FHWA programs, spotlights on State and local noteworthy practices, initiatives with partner organizations, and upcoming events. It is publishe
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United States. Department of Transportation. Federal Highway Administration. Office of Safety
2007-09-01
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The Federal Highway Administration’s (FHWA) Safety Compass newsletter aims to increase highway safety awareness and to provide resources to the highway safety community to help save lives. The newsletter is published three times a year, and includes articles on safety-focused offerings from FHWA, other DOT modes; our State, Local, and Tribal partne
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United States. Federal Highway Administration. Office of Planning, Environment, and Realty
2007-09-01
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The FHWA Office of Planning and the Federal Transit Authority’s (FTA) Office of Planning and Environment regularly publishes the Transportation Planning Update Newsletter which highlights important transportation planning activities occurring within both agencies and with our stakeholders and partners. The newsletter assists FHWA and FTA planning s
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Successes in Stewardship is a Federal Highway Administration (FHWA) bimonthly newsletter highlighting current best practices in stewardship and environmental review from around the country.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2007-09-01
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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 summary document was developed to assist in the selection of vehicle detection and surveillance technologies that support traffic management and traveler information services. Included are descriptions of common types of vehicle detection and surveillance technologies in terms of theory of operation, installation methods advantages and disadva
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United States. Department of Transportation. Research and Innovative Technology Administration
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2007-08-28
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"The United States Department of Transportation, working with the U.S. Department of Commerce and with State and local agencies, investigated the prospects for deploying high-speed telecommunications (HST) in three largely rural interstate highway corridors: Interstate Route 90 through South Dakota, northern Iowa, southern Minnesota, and central an
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The United States Department of Transportation, working with the U.S. Department of Commerce and with State and local agencies, investigated the prospects for deploying high-speed telecommunications (HST) in three largely rural interstate highway corridors: Interstate Route 90 through South Dakota, northern Iowa, southern Minnesota, and central and
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An elastoplastic damage model with rate effects was developed for wood and was implemented into LS-DYNA, a commercially available finite element code. This manual documents the theory of the wood material model, describes the LS-DYNA input and output formats, and provides example problems for use as a learning tool. Default material property input
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The purpose of this handbook is to provide a single reference document on prevalent and best practices as well as adopted standards relative to highway-rail grade crossings. The handbook provides general information on highway-rail crossings; characteristics of the crossing environment and users; and the physical and operational improvements that c
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Agencies can realize a range of tangible benefits from participating in multi-agency collaborative efforts for regional transportation operations. These benefits include access to funding and other resources, improvements in agency operations and productivity, and outcomes that help agencies achieve their mobility and safety goals. This manual uses
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Safety data provide the key to making sound decisions on the design and operation of roadways, but deficiencies in many States’ safety databases do not allow for good decisionmaking. The Federal Highway Administration, American Association of State Highway and Transportation Officials, and the National Cooperative Highway Research Program sponsored
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United States. Department of Transportation. Federal Highway Administration
2007-08-01
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Focus: Accelerating Infrastructure Innovations
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Focus (ISSN 1060-6637), which is published monthly by the U.S. Department of Transportation’s Federal Highway Administration (FHWA), covers the implementation of innovative technologies in all areas of infrastructure. Its primary mission is twofold: (1) to serve the providers of highway infrastructure with innovations and support to improve the qua
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2007-08-01
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National Household Travel Survey (NHTS)
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The last NHTS Brief, Congestion: Non-Work Trips in Peak Travel Times, showed the growing number of non-work trips that are occurring during peak weekday commute hours. Looking at an average weekday, nonwork travel now constitutes 56 percent of trips during the AM peak and 69 percent of trips during the PM peak. Understanding who is making these tri
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