This document is one in a series of technical summaries that accompany the forthcoming Federal Highway Administration report Collection of Data with Unmanned Aerial Systems (UAS) for Bridge Inspection and Construction Inspection.
The purpose of this report is to document a simulation-based case study investigating the effectiveness of SAE J3016 Level 1 automation technology for mitigating or solving existing transportation problems related to congestion, fuel consumption, and emissions.(1) This case study examined the impacts of cooperative adaptive cruise control (CACC) ve
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United States. Department of Transportation. Federal Highway Administration. Office of Research, Development, and Technology
2021-03-01
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This white paper outlines, in simple terms, the fundamental concepts associated with the RSI framework. The document leads the reader through the basic process of RSI application and uses simple examples to illustrate how the RSI framework can be used to support investment decisions. Additional references are provided to help implement these concep
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This Tech Brief describes the application, design, and construction aspects of Precast Concrete Panel (PCP) Roundabouts for rapid rehabilitation of existing distressed asphalt and jointed concrete roundabouts.
The National Performance Management Measures; Assessing Pavement Condition for the National Highway Performance Program provided in Subpart C of 23 CFR Part 490 includes an alternative method to report pavement conditions for Interstate and non-Interstate National Highway System locations where the speed limit is less than 40 mph.(1) This alternate
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United States. Federal Highway Administration. Center for Accelerating Innovation
2021-03-01
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Innovator, published by the FHWA Center for Accelerating Innovation, advances implementation of innovative technologies and processes in the highway industry. Its audience is transportation professionals in highway agencies, trade and research groups, academia and the private sector, and the driving public.
This report presents the results of a multiphase research effort, which involved a comprehensive literature review, engagement with highway infrastructure owners and operators (IOOs), and interviews with industry experts and key stakeholders to document the potential impact of automated vehicles (AVs) on highway infrastructure. The study attempts t
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In 2019, the Federal Highway Administration (FHWA) authorized a research and synthesis study to document the progress and direction toward achieving nationwide electronic toll collection (ETC) interoperability. This report discusses the results of that study and identifies current efforts toward nationwide interoperability, challenges to overcome,
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This TechBrief summarizes an exploratory analysis of the AASHTOWare Pavement ME Design™ (PMED) software’s pavement performance predictions. The research team analyzed the sensitivity of PMED outputs to traffic input levels based on data from a sample of Long-Term Pavement Performance (LTPP) program sites. In this TechBrief, MEPDG refers to the meth
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United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2021-03-01
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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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United States. Department of Transportation. Federal Highway Administration
2021-03-01
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This manual has been developed to provide construction project personnel with information and guidance for field activities relating to materials. This manual complements the Standard Specifications for Construction of Roads and Bridges on Federal Highway Projects (FP). When the guidelines or directions set forth in this manual conflict with an FLH
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This user manual provides directions and step by step processes for using the Coupled Model Intercomparison Project (CMIP) on-line software tool. The CMIP Tool takes Localized Constructed Analogs (LOCA) downscaled CMIP5 data and processes the information into statistical and other variables that can be used in planning and design with greater ease.
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The purpose of this study is to gain a deeper understanding of the factors influencing traveler decisions about driving or taking a shared ride, including learning about the tradeoffs among desired features of different travel options and trip price. The study seeks to understand whether mode-shifting incentives and disincentives could be applied t
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United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2021-02-28
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The Weekly Traffic Volume Report estimates the vehicle miles traveled (VMT) for interstate highways and how the total travel measured by VMT compares with travel that occurred in the same week of the previous year. The VMT is further split into passenger vehicle and truck components. The information gives new insights into the effect on traffic by
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United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2021-02-26
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The Weekly Gasoline Product Supplied Report offers insight on weekly fluctuation of the gasoline product supply, which is an important part of any analysis of construction trends, materials and operating costs associated with highway repair and construction, and changes in traffic volume. These data come directly from the Energy Information Adminis
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United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2021-02-21
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The Weekly Traffic Volume Report estimates the vehicle miles traveled (VMT) for interstate highways and how the total travel measured by VMT compares with travel that occurred in the same week of the previous year. The VMT is further split into passenger vehicle and truck components. The information gives new insights into the effect on traffic by
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United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2021-02-19
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The Weekly Gasoline Product Supplied Report offers insight on weekly fluctuation of the gasoline product supply, which is an important part of any analysis of construction trends, materials and operating costs associated with highway repair and construction, and changes in traffic volume. These data come directly from the Energy Information Adminis
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United States. Department of Transportation. Federal Highway Administration. Office of Innovative Program Delivery
2021-02-18
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Job Corps helps eligible young people ages 16 through 24 complete their high school education, trains them for meaningful careers, and assists them with obtaining employment. Students have access to room and board while they learn skills in specific training areas for up to 3 years. The Pittsburgh Job Corps created an 8-week highway construction pr
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United States. Department of Transportation. Federal Highway Administration. Office of Innovative Program Delivery
2021-02-17
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To provide for an accessible and engaging approach to understanding highway construction careers, the Constructors Association of Western Pennsylvania (CAWP), an Associated General Contractors of America, Inc. (AGC) affiliate, created the Future Road Builders (FRB) gaming app. The app is free and consists of videos, images, and mini-assessment chal
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