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The US Transportation Collection consists of documents from across all transportation modes with specific focus on research reports from US DOT, state DOTs, and other transportation organizations. Bookmark this collection: https://rosap.ntl.bts.gov/collection_ust or https://doi.org/10.21949/1530857.

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Showing 33281 - 33300 of 36710 results
  • Airbag Demonstration Program Phase III
    Airbag Demonstration Program: Phase III
    Esser, Robert C.
    1984-09-01 | PDF
    Driving and Barrier Tests were performed to determine acceleration levels required to cause an accidental deployment of a Romeo-Kojyo airbag system and a Breed Corporation Mechanical Airbag System sensor.
  • USSR Report Transportation
    USSR Report: Transportation
    United States. Foreign Broadcast Information Service  ...
    1984-08-13 | PDF
    JPRS publications contain information primarily from foreign newspapers, periodicals and books, but also from news agency transmissions and broadcasts. Materials from foreign-language sources are translated; those from English-language sources are transcribed or reprinted, with the original phrasing and other characteristics retained.This serial re ...
  • An integrated pavement data management and feedback system PAMS evaluation of pavement condition rating procedure
    An integrated pavement data management and feedback system (PAMS) : evaluation of pavement condition rating procedure.
    Shah, S. C. ;
    Hirschmann, J. J.
    1984-08-01 | PDF
    This report describes an evaluation of a method for use in the Highway Needs Study pavement condition rating. The methods by which the Department generates and manages pavement condition data in the overall process of providing a network of highways for the traveling public were reviewed.Eighteen projects were selected from a three-district area fo ...
  • Truck Operations and Regulations on Urban Freeways
    Truck Operations and Regulations on Urban Freeways
    McCasland, William R. ;
    Stokes, Robert W.
    1984-08-01 | PDF
    This study examines six general classes of truck regulations in terms of their impacts on urban freeway safety and traffic operations. The truck restrictions and regulatory practices examined were: 1) Lane restrictions; 2) Time-of day restrictions; 3) Speed restrictions; 4) Route restrictions; 5) Driver licensing and certification programs; and 6) ...
  • Use of Road Life Data in Texas
    Use of Road Life Data in Texas
    Crouse, Marlin R. ;
    Hilger, Barbara A.
    1984-08-01 | PDF
    This report describes the existing system for obtaining historical roadway data in Texas, the problems with attempting to use the automated road life data, and the need for access to these data for the pavement management activities of the Department. The report addresses the manual processing and flow of road life data from the initial request for ...
  • Health examination findings among active civil airmen
    Health examination findings among active civil airmen.
    Booze, Charles F.
    1984-08-01 | PDF
    It has been the policy of the Federal Aviation Administration to medically certify individuals, for a variety of flying privileges, who have a medical deficiency or disease, provided it can be determined that such action does not compromise air safety. During recent years, for example, standards have been relaxed with respect to contact lens use an ...
  • Medically Disqualified Airline Pilots 1984
    Medically Disqualified Airline Pilots [1984]
    Dark, Shirley J.
    1984-08-01 | PDF
    Observations on the airline pilot group probably come as close to a true reflection of incidence of disqualifying disease as is possible to observe. Prescreening by airline companies before employment and the FAA's requirements for issuance of a first-class medical certificate result in this group's being essentially purged of a disease prevalence ...
  • Consolidation of Concrete Pavement
    Consolidation of Concrete Pavement
    Winn, Dan P. ;
    Olsen, Mikael P. J.
    1984-08-01 | PDF
    An extensive literature review of current consolidation practices and a laboratory investigation to determine the effects of coarse aggregate factor, maximum aggregate size, vibrator spacing, the method of vibrator mounting, and the use of superplasticizers with and without set retarders on the achieved consolidation of continuously reinforced conc ...
  • Evaluation of HighOccupancy Vehicle Priority Treatment Projects First Years Analysis
    Evaluation of High-Occupancy Vehicle Priority Treatment Projects: First Year’s Analysis
    Kuo, Nana M. ;
    Peterson, Richard L.
    1984-08-01 | PDF
    This report presents an overview of the study plan for the evaluation of three high-occupancy vehicle facilities currently being constructed in Houston, Texas. Preliminary analyses of data from the first 12 months of the study are presented. These data include park-and-ride demands, travel times and speeds, vehicle and person demands, plus limited ...
  • Highway Runoff Study Progress Report
    Highway Runoff Study Progress Report
    Baumann, E Robert ;
    Gullicks, Harvey A
    1984-08-01 | PDF
    In this report, the authors present the data accumulated to date with a preliminary interpretation of the significance of the data. The report will discuss the site setup, operational aspects of data collection, and problems encountered. In addition, recommendations are included to optimize information gained from the study.
  • Texas Population Projections 1985 to 2005
    Texas Population Projections: 1985 to 2005
    Chui, Margaret K.
    1984-08-01 | PDF
    Texas population has been growing rapidly since the past decade. To plan for future transportation needs, officials in transportation planning have to know the size of the future population. This study presents population projections for the state and for the twenty-five State Department of Highway and Public Transportation districts between 1985 a ...
  • Sulphur Extended Asphalt Field Trials on MH 153 Brazos County Texas Progress Report No 11
    Sulphur Extended Asphalt Field Trials on MH 153, Brazos County, Texas: Progress Report No. 11
    Benson, F. C. ;
    Gallaway, B. M.
    1984-08-01 | PDF
    The major purpose of this project is to conduct both construction and post-construction testing and evaluation of sulfur extended asphalt (SEA) experimental test sections located on MH 153 (Wellborn Road in the cities of College Station and Bryan) in Brazos County, Texas. These test sections were in District 17 of the Texas State Department of High ...
  • Forecasts of Passenger and Freight Transportation Expenditures in Texas 19832005
    Forecasts of Passenger and Freight Transportation Expenditures in Texas: 1983–2005
    Calabrese, Carol Bradley
    1984-08-01 | PDF
    This study presents estimates of the Texas transportation bill from 1970 through 1982 and forecasts of the transportation bill from 1983 to 2005. The transportation bill is all expenditures for transportation by the private sector in Texas. The historical data were divided into passenger and freight expenditures and subdivided by transportation mod ...
  • Design of Transitways Review of Current Practice
    Design of Transitways: Review of Current Practice
    Mounce, John M. ;
    Stokes, Robert W.
    1984-08-01 | PDF
    The concept of exclusive high-occupancy vehicle priority treatment facilities (transitways) has been strongly endorsed by the Texas State Department of Highways and Public Transportation (SDHPT). There currently exists no unified set of accepted standards for the design of transitway facilities. The overall objective of this study is to develop a T ...
  • Effectiveness of Transit Operations in Texas Cities
    Effectiveness of Transit Operations in Texas Cities
    Bullard, Diane L.
    1984-08-01 | PDF
    This report is divided into 2 parts. Part I presents a set of generalized planning guidelines to assist transit properties in developing a transit performance monitoring system which can be used to evaluate the effectiveness of the services they provide. Included in the guidelines are sections detailing the following: 1) Potential uses of performan ...
  • TRIDAQS Data Processing Programs WYLBUR Commands and Operating Instructions
    TRIDAQS Data Processing Programs: WYLBUR Commands and Operating Instructions
    Blumentritt, Charles W.
    1984-08-01 | PDF
    The B-2 TRIDAQS (Travel Information Data Acquisition System) is a unit for recording travel time information in a floating vehicle. The unit is highly portable, with easy transfer from vehicle-to-vehicle, and virtually independent of any special vehicle. The unit is operated by the driver, with the acquired date recorded on cassette tape. A playbac ...
  • Temporary Pavement Marking Material Installation Procedure for Wet and Cold Pavement Conditions
    Temporary Pavement Marking Material Installation Procedure for Wet and Cold Pavement Conditions
    McNees, Roger W. ;
    Noel, James S.
    1984-08-01 | PDF
    This report accumulates and consolidates with a single reference source the current state of technology with respect to the materials and application procedures used for temporary pavement markings. A questionnaire survey was administered to various districts in the Texas SDHPT, other state DOT's, suppliers of temporary pavement marking materials, ...
  • Testing Procedures Specifications and Applications for Geofabrics in Highway Pavements
    Testing Procedures, Specifications, and Applications for Geofabrics in Highway Pavements
    Scullion, Tom ;
    Lux, S. M.
    1984-08-01 | PDF
    This report summarizes the literature available on testing and specifications for geofabrics to be used in highway pavement applications. The applications considered are: drainage separation, reinforcement, silt fencing, and impermeable barriers. Based on this survey, a testing program and tentative specifications are presented. In addition, this r ...
  • Design of piles for integral abutment bridges
    Design of piles for integral abutment bridges.
    Greimann, L. F. ;
    Yang, P. S.
    1984-08-01 | PDF
    More and more, integral abutment bridges are being used in placeof the more traditional bridge designs with expansion releases. Inthis study, states which use integral abutment bridges were surveyedto determine their current practice in the design of these structures.To study piles in integral abutment bridges, a finite element programfor the soil- ...
  • Transit Bus Maintenance Management Summary Report
    Transit Bus Maintenance Management: Summary Report
    Foerster, J. ;
    Kosinski, M.
    1984-08-01 | PDF
    Regression analysis was used to develop models of the reliability and maintenance labor statistics reported by 111 U.S. transit systems. Eight bus systems were selected for intensive analysis on the basis of deviations from the expected pattern of performance. Detailed site visits were conducted to identify local factors which were responsible for ...
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