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Showing 1741 - 1760 of 2512 results
  • Transportation Indicators November 2000
    Transportation Indicators: November 2000
    United States. Department of Transportation. Bureau of Transportation Statistics
    2000-11-01 | Multimodal Transportation Indicators | PDF
    This report provides timely and easily accessible information for the transportation community. It was developed by the Bureau of Transportation Statistics (BTS) of the U.S. Department of Transportation (DOT), and is updated every two months on the BTS website. The indicators fall under two broad categories: those that provide context about the eco ...
  • Household Survey Results October 2000
    Household Survey Results October 2000
    United States. Department of Transportation. Bureau of Transportation Statistics
    2000-10-01 | Omnibus Surveys | PDF
    The Bureau of Transportation Statistics (BTS)—the federal statistical agency for the United States Department of Transportation (USDOT) charged with improving the knowledge base for public decision making—coordinates the Omnibus Survey program. The survey is a ONEDOT effort to collect information about the transportation system, how it is used, and ...
  • Transportation Indicators October 2000
    Transportation Indicators: October 2000
    United States. Department of Transportation. Bureau of Transportation Statistics
    2000-10-01 | Multimodal Transportation Indicators | PDF
    This report provides timely and easily accessible information for the transportation community. It was developed by the Bureau of Transportation Statistics (BTS) of the U.S. Department of Transportation (DOT), and is updated every two months on the BTS website. The indicators fall under two broad categories: those that provide context about the eco ...
  • Safety in Numbers Using Statistics to Make the Transportation System Safer Safety Data Action Plan
    Safety in Numbers: Using Statistics to Make the Transportation System Safer: Safety Data Action Plan
    United States. Department of Transportation. Bureau of Transportation Statistics
    2000-09-13 | PDF
    Deaths and injuries are a major cost in transportation. Transportation fatalities rank third as the cause of lost years of life in the U.S. (behind heart disease and cancer. But the Department of Transportation has not yet responded to this public health threat by developing data programs as capable as those used in the federal medical community. T ...
    Supporting Files
  • Household Survey Results September 2000
    Household Survey Results September 2000
    United States. Department of Transportation. Bureau of Transportation Statistics
    2000-09-01 | Omnibus Surveys | PDF
    The Bureau of Transportation Statistics (BTS)—the federal statistical agency for the United States Department of Transportation (USDOT) charged with improving the knowledge base for public decision making—coordinates the Omnibus Survey program. The survey is a ONEDOT effort to collect information about the transportation system, how it is used, and ...
  • Journal of Transportation and Statistics Volume 3 Number 3 December 2000
    Journal of Transportation and Statistics: Volume 3, Number 3: December 2000
    United States. Department of Transportation. Bureau of Transportation Statistics
    2000-09-01 | Journal of Transportation and Statistics | PDF
    The Journal of Transportation and Statistics (JT&S) was a periodically issued journal (from 1998 to 2014) that served the transportation community by increasing the understanding of the role of transportation in society, its function in the economy, and its interactions with the environment. In addition, the JT&S provided a forum for the latest dev ...
    Supporting Files
  • Intermodal Bottleneck Evaluation Tool IBET
    Intermodal Bottleneck Evaluation Tool (IBET)
    United States. Department of Transportation. Bureau of Transportation Statistics  ...
    2000-09-01 | XLS
    The Bureau of Transportation Statistics in partnership with the U.S. Department of Transportation's Office of Intermodalism and the Federal Highway Administration sponsored the development of an Intermodal Bottleneck Evaluation Tool (IBET) to provide information and assist transportation planners and policymakers in identifying potential freight bo ...
    Supporting Files
  • Air Quality Assessment at a Congested Urban Intersection
    Air Quality Assessment at a Congested Urban Intersection
    El-Fadel, Mutasem ;
    Najm, Majdi Abou
    2000-09-01 | Journal of Transportation and Statistics | PDF
    The deficient transportation system of Beirut results in significant economic losses for the city and causes severe traffic congestion in the urban areas. Proposals have been made for grade separations at some of the worst congested intersections. The major concern at these intersections is air quality which greatly depends on the geometric configu ...
  • A Framework for Modeling InUse Deterioration of LightDuty Vehicle Emissions Using MOBILE6
    A Framework for Modeling In-Use Deterioration of Light-Duty Vehicle Emissions Using MOBILE6
    Enns, Phil
    2000-09-01 | PDF
    The Mobile Source Emission Factor Model used to estimate the inventory of exhaust and evaporative emissions from on-road motor vehicles is currently being revised by the U.S. Environmental Protection Agency. The framework used in calculating basic exhaust emission rates as a function of accumulated vehicle mileage is described. The revised MOBILE6 ...
  • Some Issues in the Statistical Analysis of Vehicle Emissions
    Some Issues in the Statistical Analysis of Vehicle Emissions
    Wenzel, Tom ;
    Singer, Brett C.
    2000-09-01 | Journal of Transportation and Statistics | PDF
    Some of the issues complicating the statistical analysis of vehicle emissions and the effectiveness of emissions control programs are presented in this article. Issues discussed include: the variability of inter- and intra-vehicle emissions; the skewness of emission distribution from in use vehicles; the difficulty of obtaining statistically repres ...
  • Transportation Indicators September 2000
    Transportation Indicators: September 2000
    United States. Department of Transportation. Bureau of Transportation Statistics
    2000-09-01 | Multimodal Transportation Indicators | PDF
    This report provides timely and easily accessible information for the transportation community. It was developed by the Bureau of Transportation Statistics (BTS) of the U.S. Department of Transportation (DOT), and is updated every two months on the BTS website. The indicators fall under two broad categories: those that provide context about the eco ...
  • The Use of Mixed Effects ANCOVA to Characterize Vehicle Emission Profiles
    The Use of Mixed Effects ANCOVA to Characterize Vehicle Emission Profiles
    Deaton, Michael L. ;
    Winebrake, James J.
    2000-09-01 | Journal of Transportation and Statistics | PDF
    A mixed effects analysis of covariance model to characterize mileage dependent emissions profiles for any given group of vehicles having a common model design is used in this paper. These types of evaluations are used by the U.S. Environmental Protection Agency to certify whether or not new models conform to existing emissions standards. The statis ...
  • Validity of Chase Car Data Used in Developing Emissions Cycles
    Validity of Chase Car Data Used in Developing Emissions Cycles
    Morey, Jennifer E. ;
    Limanond, Thirayoot
    2000-09-01 | Journal of Transportation and Statistics | PDF
    Air quality policies, driving cycles and profiles of average driving behavior have been constructed to characterize the driving behavior of the overall fleet in an effort to ensure vehicle compliance. Chase car data and speed-time profiles of in-use vehicles recorded using a chase car method are used to build the cycles. The acceptability of using ...
  • Validation of the Measure Automobile Emissions Model A Statistical Analysis
    Validation of the Measure Automobile Emissions Model: A Statistical Analysis
    Bachman, William ;
    Fomunung, Ignatius
    2000-09-01 | Journal of Transportation and Statistics | PDF
    The Mobile Emissions Assessment System for Urban and Regional Evaluation (MEASURE) model provides an external validation capability for hot stabilized option; the model is one of several new modal emissions models designed to predict hot stabilized emission rates for various motor vehicle groups as a function of the conditions under which the vehic ...
  • Statistical Analysis and Model Validation of Automobile Emissions
    Statistical Analysis and Model Validation of Automobile Emissions
    Schulz, Daniel ;
    Younglove, Theodore
    2000-09-01 | Journal of Transportation and Statistics | PDF
    The article discusses the development of a comprehensive modal emissions model that is currently being integrated with a variety of transportation models as part of National Cooperative Highway Research Program project 25-11. Described is the second-by-second engine-out and tailpipe emissions data collection on 340 light duty vehicles that were tes ...
  • Journal of Transportation and Statistics Volume 3 Number 2 September 2000 Special Issue on the Statistical Analysis and Modeling of Automotive Emissions
    Journal of Transportation and Statistics: Volume 3, Number 2: September 2000: Special Issue on the Statistical Analysis and Modeling of Automotive Emissions
    United States. Department of Transportation. Bureau of Transportation Statistics
    2000-09-01 | Journal of Transportation and Statistics | PDF
    The Journal of Transportation and Statistics (JT&S) was a periodically issued journal (from 1998 to 2014) that served the transportation community by increasing the understanding of the role of transportation in society, its function in the economy, and its interactions with the environment. In addition, the JT&S provided a forum for the latest dev ...
    Supporting Files
  • Final Codebook Public Use and Technical Documentation Survey Administration for the Summer 2000 Bureau of Transportation Statistics Omnibus Survey
    Final Codebook (Public Use) and Technical Documentation: Survey Administration for the Summer 2000 Bureau of Transportation Statistics Omnibus Survey
    Battelle  ...
    2000-08-10 | Omnibus Surveys | PDF
    he Bureau of Transportation Statistics (BTS) has a requirement to conduct a national survey about satisfaction with transportation across all transportation modes. The information derived from this survey will be used as a primary source of data on satisfaction with travel and transportation, with a particular emphasis on highway-related travel. Th ...
  • Survey Administration for the Summer 2000 Bureau of Transportation Statistics Omnibus Survey Final Codebook Public Use and Technical Documentation
    Survey Administration for the Summer 2000 Bureau of Transportation Statistics Omnibus Survey: Final Codebook (Public Use) and Technical Documentation
    Battelle Memorial Institute
    2000-08-10 | PDF
    This study collected data for the Bureau of Transportation Statistics (BTS) Omnibus Survey during the summer of 2000. Data were collected from households in the U.S. using a random-digit- dialed telephone survey. The final completed sample size is 2,030 cases, and the total number of variables in the data set is 207. The data were collected by Batt ...
  • Household Survey Results August 2000
    Household Survey Results August 2000
    United States. Department of Transportation. Bureau of Transportation Statistics
    2000-08-01 | Omnibus Surveys | PDF
    The Bureau of Transportation Statistics (BTS)—the federal statistical agency for the United States Department of Transportation (USDOT) charged with improving the knowledge base for public decision making—coordinates the Omnibus Survey program. The survey is a ONEDOT effort to collect information about the transportation system, how it is used, and ...
  • Database Development of Land Use Characteristics along Major US Highways
    Database Development of Land Use Characteristics along Major U.S. Highways
    Xiong, D.
    2000-06-01 | PDF
    Information about land use by and adjacent to transportation systems is essential to understanding the environmental impacts of transportation systems. Nevertheless, such data are presently sparse and incomplete, especially at the national scale. To address the need for land use data, the Bureau of Transportation Statistics (BTS) and Oak Ridge Nati ...
1741 - 1760 / 2512