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Showing 27521 - 27540 of 35629 results
  • EastWest transport corridor feasibility study phase 1 vol 1 existing characteristics final report
    East-West transport corridor feasibility study : phase 1, vol. 1 : existing characteristics : final report
    1998-04-01 | PDF
    This study, conducted by Bechtel International, was funded by the U.S. Trade and Development Agency. The member countries of the South Balkan Initiative program (Albania, Macedonia, and Bulgaria) are seeking to improve their transportation infrastructure and quality of transportation services along Corridor 8 (the East-West Corridor). The East-West ...
  • Traffic control for high occupancy vehicle facilities in Virginia
    Traffic control for high occupancy vehicle facilities in Virginia.
    McGhee, C. C.
    1998-04-01 | PDF
    High occupancy vehicle (HOV) facilities are an important tool in relieving the congestion that continues to build on many urban roadways. By moving more people in fewer vehicles, the existing infrastructure can be used more efficiently. Operating HOV lanes is not a simple matter however. HOV lanes can be controversial, and the task of making them c ...
  • Development of CMS monitoring procedures
    Development of CMS monitoring procedures
    Quiroga, C. A. ;
    Bullock, D.
    1998-04-01 | PDF
    This report describes a set of CMS monitoring procedures, collectively called Travel Time with GPS (TTG), which can be implemented on low cost, commonly available PCs. The main contribution is a GPS-GIS methodology which can be used by district engineers, city traffic officials, and MPO planners to conduct travel time studies and monitor congestion ...
  • Combating terrorism threat and risk assessments can help prioritize and target program investments
    Combating terrorism : threat and risk assessments can help prioritize and target program investments
    United States. Government Accountability Office
    1998-04-01 | PDF
    The Defense Against Weapons of Mass Destruction Act of 1996 established the Nunn-Lugar-Domenici (NLD) domestic preparedness program. The General Accounting Office (GAO) was requested to review implementation of the NLD program. Specifically, the GAO (1) examined threat and risk assessment approaches used by several public and private sector organiz ...
  • Field evaluation of a new aluminum alloy as a sacrificial anode for steel embedded in concrete
    Field evaluation of a new aluminum alloy as a sacrificial anode for steel embedded in concrete
    Funahashi, M. ;
    Young, W.T.
    1998-04-01 | PDF
    This is the final report for a study to evaluate the use of sacrificial cathodic protection for reinforced and prestressed concrete bridge members. Cathodic protection (CP) using impressed current is an accepted and common method used to provide corrosion protection to steel in concrete. Sacrificial cathodic protection, however, is relatively easy ...
  • Design and Construction of PCC Pavements Volume I Summary of Design Features and Construction Practices That Influence Performance of Pavements
    Design and Construction of PCC Pavements: Volume I: Summary of Design Features and Construction Practices That Influence Performance of Pavements
    Owusu-Antwi, E. B. ;
    Titus-Glover, L.
    1998-04-01 | PDF
    A study has been conducted to evaluate and analyze Portland cement concrete (PCC) pavements in order to develop recommendations for the design and construction of long-lived concrete pavements. In involved a detailed evaluation and analysis of the PCC pavement data in the Long-Term Pavement Performance (LTPP) database using a variety of means to de ...
  • Preliminary Human Factors Guidelines for Automated Highway System Designers Second Edition Volume 2 UserSystem Transactions
    Preliminary Human Factors Guidelines for Automated Highway System Designers, Second Edition - Volume 2: User-System Transactions
    Levitan, Lee ;
    Bunus, Max
    1998-04-01 | PDF
    Human factors can be defined as designing to match the capabilities and limitations of the human user. The objectives of this human-centered design process are to maximize the effectiveness and efficiency of system performance, ensure a high level of safety, and maximize user acceptance. These objectives are achieved by systematically applying rele ...
  • Preliminary Human Factors Guidelines for Automated Highway System Designers Second Edition Volume 1 Guidelines for AHS Designers
    Preliminary Human Factors Guidelines for Automated Highway System Designers, Second Edition - Volume 1: Guidelines for AHS Designers
    Levitan, Lee ;
    Bunus, Max
    1998-04-01 | PDF
    Human factors can be defined as ?designing to match the capabilities and limitations of the human user. The objectives of this human-centered design process are to maximize the effectiveness and efficiency of system performance, ensure a high level of safety, and maximize user acceptance. These objectives are achieved by systematically applying rel ...
  • Louisiana ITS strategic plan executive summary Louisiana transportation research center technical assistance report
    Louisiana ITS strategic plan executive summary : Louisiana transportation research center technical assistance report.
    Louisiana Transportation Research Center
    1998-04-01 | PDF
    The Intelligent Transportation Systems (ITS) Strategic Planning Committee was formed in May, 1997, with individuals from various public and private organizations.The primary objective was to lay groundwork for short-term and long-term commitments for ITS projects in Louisiana. The committee was then divided into three subcommittees based on the ITS ...
  • Development of CMS monitoring procedures technical summary
    Development of CMS monitoring procedures : technical summary.
    Quiroga, Cesar
    1998-04-01 | PDF
    This research study is concerned with the development of a set of procedures for monitoring congestion using GPS and GIS. These procedures are meant to be used more as a planning tool than for everyday traffic monitoring. Under this assumption, a series of travel time runs are conducted along specified routes at specific time intervals. The procedu ...
  • Colonization of Dredged Material Placement Areas by Shoalgrass in Lower Laguna Madre Texas and the Habitat Value of These Sites for Fishery Species
    Colonization of Dredged Material Placement Areas by Shoalgrass in Lower Laguna Madre, Texas, and the Habitat Value of These Sites for Fishery Species
    Sheridan, Pete
    1998-04-01 | PDF
    This project was designed to document the effects of transplanting on seagrass re-vegetation rate at dredged material placement areas and to compare utilization of these sites by fishes and crustaceans with that in adjacent re-vegetated placement areas and in undisturbed seagrass beds. The objective of the project was to determine ·whether dredged ...
  • Mass Transit Grants Management Oversight Improving but Better FollowUp Needed on Grantees Noncompliance
    Mass Transit: Grants Management Oversight Improving, but Better Follow-Up Needed on Grantees' Noncompliance
    United States. Government Accountability Office
    1998-04-01 | PDF
    The Department of Transportation's (DOT's) Federal Transit Administration (FTA) administers a multibillion-dollar program of financial assistance for grantees that provide urban and rural public mass transportation. In 1992, the General Accounting Office (GAO) designated FTA's management and oversight of billions of dollars in federal transit grant ...
  • Safety Issues of Vehicles Adapted for Use by Persons With Disabilities
    Safety Issues of Vehicles Adapted for Use by Persons With Disabilities
    United States. Department of Transportation. National Highway Traffic Safety Administration
    1998-04-01 | PDF
    The number of vehicles with adaptive equipment is expected to continue to increase as the U. S. population ages and as access to employment, travel, and recreation continues to improve for persons with disabilities, as a result of the Americans with Disabilities Act (ADA). To guide agency research in this area, National Highway Traffic Safety Admin ...
  • Consumer Acceptance of Automotive Crash Avoidance
    Consumer Acceptance of Automotive Crash Avoidance
    Charles River Associates
    1998-04-01 | PDF
    Consumer acceptance of automotive crash avoidance.
  • Strategic Plan for Environmental Research 1998 2003
    Strategic Plan for Environmental Research 1998 - 2003
    United States. Federal Highway Administration
    1998-04-01 | PDF
    Construction, maintenance, and operation of the transportation system affect air, water, soil, and biological resources, as well as neighborhoods and communities. This reality has imposed tremendous responsibilities Transportation agencies must comply with various federal environmental statutes and regulations as they carry out transportation plann ...
  • Ice damage to concrete
    Ice damage to concrete
    Schulson, Erland M.
    1998-04-01 | PDF
    Concrete is a porous material. When saturated with water and then cooled to below 00C, it cracks internally. Upon repeated freezing and thawing, the cracks grow, interact, and lead eventually to macroscopic degradation, termed ice damage. This report reviews the phenomenon and considers the underlying mechanisms. New explanations are given for the ...
  • Boat boarding ladder placement
    Boat boarding ladder placement
    Miller, J. M. ;
    Grieser, B. C.
    1998-04-01 | PDF
    Presented in three volumes; 'Boat Boarding Ladder Placement,' which explores safety considerations including potential for human contact with a rotating propeller; 'Boat Handhold Placement,' which explores essential principles and methods of fall control; and 'Bowrider backrest height variables,' which uses actual accelerometer data in various boat ...
  • Experimental Products Evaluation Program Annual Report 1997
    Experimental Products Evaluation Program Annual Report: 1997
    Williams, Gary
    1998-04-01 | PDF
    This publication consists of a listing of experimental products that are being or have been evaluated by the Oklahoma Department of Transportation (ODOT) or other transportation agencies.
  • Investigation of National Highway System roadways in the HSIS states
    Investigation of National Highway System roadways in the HSIS states
    United States. Federal Highway Administration
    1998-04-01 | PDF
    This is the summary of a study conducted by C.V. Zeeger, H.F. Huang, J.R. Stewart, and C. Williams of the University of North Carolina Highway Safety Research Center. The purpose of this study was to examine National Highway System (NHS) safety issues using the Federal Highway Administration's Highway Safety Information System (HSIS). The HSIS data ...
  • Cesium Removal Demonstration Utilizing Crystalline Silicotitanate Sorbent for Processing Melton Valley Storage Tank Supernate Final Report
    Cesium Removal Demonstration Utilizing Crystalline Silicotitanate Sorbent for Processing Melton Valley Storage Tank Supernate: Final Report
    Walker, J. F. ;
    Taylor, P. A.
    1998-03-31 | PDF
    This report provides details of the Cesium Removal Demonstration (CsRD), which was conducted at Oak Ridge National Laboratory (ORNL) on radioactive waste from the Melton Valley Storage Tanks. The crystalline silicotitanate sorbent used in the demonstratio;Sponsored by Department of Energy, Washington, DC.;pg 191
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