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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 32921 - 32940 of 35440 results
  • Pavement Failure Analysis Example Problems
    Pavement Failure Analysis Example Problems
    Epps, J. A. ;
    Finn, F. N.
    1980-07-01 | PDF
    Flexible pavement failure analysis procedures have been outlined in a series of reports prepared in project 214. Two examples of the use of these guidelines are presented in this report. The first example involves the premature failure of pavement in North Texas. A detailed laboratory and field-testing program was performed to identify the probable ...
  • Energy and Texas Transportation
    Energy and Texas Transportation
    Christiansen, Dennis L.
    1980-07-01 | PDF
    As a result of the shortages experienced in 1974 and 1979, considerable attention has been focused on energy availability and the relationship between transportation and energy. This report complements a previous report entitled "Trends in Texas Transportation Fuel Consumption" (Technical Report 1059-1). This report addresses three major topics: 1) ...
  • Factors Influencing the Utilization of ParkandRide DallasGarland Survey Results
    Factors Influencing the Utilization of Park-and-Ride: Dallas/Garland Survey Results
    Christiansen, Dennis L. ;
    Bullard, Diane L.
    1980-07-01 | PDF
    This report presents the results of both park-and-ride user and non-user surveys performed in Dallas and Garland, Texas. In addition to obtaining socioeconomic and demographic information, the surveys were designed to: 1) identify the features of the existing park-and-ride service that are most important in generating ridership; and 2) identify wha ...
  • Priority Treatment for HighOccupancy Vehicles on the North Panam Freeway San Antonio A Feasibility Study
    Priority Treatment for High-Occupancy Vehicles on the North Panam Freeway, San Antonio: A Feasibility Study
    Christiansen, Dennis L. ;
    Lomax, Timothy J.
    1980-07-01 | PDF
    This report presents an evaluation of the need for priority treatment for high-occupancy vehicles on the North PanAm Freeway (1-35) in San Antonio, Texas. The study addresses an 8.5 mile section of roadway from the Fratt Interchange to the interchange of 1-35 and 1-37. Applicable priority treatments and the effectiveness of those treatments to the ...
  • Land Use Impact of Improving West Berry Street in a Developed Area of Fort Worth Texas
    Land Use Impact of Improving West Berry Street in a Developed Area of Fort Worth, Texas
    Cosby, Pamela J. ;
    Buffington, Jesse L.
    1980-07-01 | PDF
    Previous land use studies about the effects of highway construction have focused mainly on the effects of new construction. Due to the present emphasis on upgrading and expanding existing facilities rather than building new ones, the need arises for information concerning the effects on land use of such improvements. This report relates the finding ...
  • Engineering Economy and Energy Considerations Guidelines for Flexible Pavement Failure Investigations
    Engineering Economy and Energy Considerations: Guidelines for Flexible Pavement Failure Investigations
    Finn, F. N. ;
    Epps, J. A.
    1980-07-01 | PDF
    Rehabilitation and maintenance of the 70,000-mile state highway system requires in excess of one-half billion dollars annually. Optimal use of these funds is a challenge to the highway engineer considering todays inflation, existing manpower limitations, material shortages and the present condition of the highway system. This report presents a set ...
  • Settlement study interim report No 1
    Settlement study : interim report No. 1.
    Walters, William C.
    1980-07-01 | PDF
    This report covers methods of procedure used in the field and in the laboratory in computing the amounts and rates of settlement of several high embankments along I-20 and I-12 in Louisiana. It includes examples of a rather new calculation procedure developed by Ray, Covington and Arman, plus examples of standard calculation methods for comparison. ...
  • Considerations relative to the use of canes by blind travelers in air carrier aircraft cabins
    Considerations relative to the use of canes by blind travelers in air carrier aircraft cabins.
    Chandler, R.F. ;
    Garner, J.D.
    1980-07-01 | PDF
    Results are presented of specific areas of study; i.e.:1.passenger evacuation time lapses with and without the presence of canes;2.emergency exiting advantages and disadvantages with and without the presence of canes;3.the utility of surrogate canes of the folding and telescoping varieties;4.the movement of an unsecured cane during a high g deceler ...
  • Readability of selfilluminated signs obscured by black fuelfire smoke
    Readability of self-illuminated signs obscured by black fuel-fire smoke.
    Rasmussen, P.G. ;
    Chesterfield, S.P.
    1980-07-01 | PDF
    This study, using black fuel-fire generated smoke, is a partial replication of an earlier study using an inert white smoke as the obscuring agent in the study of the readability of smoke-obscured, self-illuminated emergency exit signs.The results indicate that, within the range of sign sizes and background luminance levels studied, and under otherw ...
  • Hotline for Deaf Initiated by DOT
    Hotline for Deaf Initiated by DOT
    United States. Department of Transportation. National Highway Traffic Safety Administration
    1980-06-13 | PDF
    The National Highway Traffic Safety Administration is expanding its Auto Safety Hotline to make it accessible to deaf and hard of hearing individuals by means of teleprinter. The hotline inauguration ceremony honored the memory of Bernard M. Ames, a deceased NHTSA employee who worked to make transportation safer for hearing impaired individuals.
  • Utility Relocation and Accommodation A History of Federal Policy Under the FederalAid Highway Program Part 1 Utility Relocation
    Utility Relocation and Accommodation: A History of Federal Policy Under the Federal-Aid Highway Program - Part 1: Utility Relocation
    Kirk, James E.
    1980-06-01 | PDF
    Historically it has been in the public interest for public utility facilities to use and occupy the rights-of-way of public roads and streets. This is especially the case on local roads and streets that primarily provide a land service function to abutting residents, as well as on conventional highways that serve a combination of local, State, and ...
  • Utility Relocation and Accommodation A History of Federal Policy Under the FederalAid Highway Program Part II Utility Accommodation
    Utility Relocation and Accommodation: A History of Federal Policy Under the Federal-Aid Highway Program Part II: Utility Accommodation
    Kirk, James E.
    1980-06-01 | PDF
    Historically it has been in the public interest for public utility facilities to use and occupy the rights-of-way of public roads and streets. This is especially the case on local roads and streets that primarily provide a land service function to abutting residents, as well as on conventional highways that serve a combination of local, State, and ...
  • Progress Report to Congress on the Standby Motor Fuel Rationing Plans
    Progress Report to Congress on the Standby Motor Fuel Rationing Plans
    United States. Department of Energy
    1980-06-01 | PDF
    This report is prepared in response to the requirements of the Emergency Energy Conservation Act of 1979 (P.L. 96-102, EECA). Section 102 of EECA, entitled "Report on Plan Development," calls for the following information to be transmitted to the jurisdictional committees of Congress: A description of the measures taken after the enactment of EECA ...
  • Standby Gasoline Rationing Plan
    Standby Gasoline Rationing Plan
    United States. Department of Energy. Economic Regulatory Administration
    1980-06-01 | PDF
    Title 10 - Energy, Chapter II - Department of Energy, PART 570 - Standby gasoline rationing plan regulations. Final rules adopted by the President for a Standby Gasoline Rationing Plan required by the Energy Policy and Conservation Act of 1979 (P.L. 94-163, EPCA). The plan is intended to provide a basic framework for distribution of ration rights t ...
  • Engineering Economy and Energy Considerations Selection of Asphalt Grade to Optimize Performance of Asphalt Surfaced Pavements
    Engineering Economy and Energy Considerations: Selection of Asphalt Grade to Optimize Performance of Asphalt Surfaced Pavements
    Finn, Fred N. ;
    Epps, Jon A.
    1980-06-01 | PDF
    This report attempts to provide a background of information useful in selecting types and grades for asphalt concrete, seal coats and surface treatments. In addition to asphalt type and grade selection, the report emphasizes the need for careful development of asphalt concrete mixture design requirements, seal coat and surface treatment spread rate ...
  • Stream channel degradation and aggradation causes and consequences to highways
    Stream channel degradation and aggradation : causes and consequences to highways.
    Keefer, T. N. ;
    McQuivey, R. S.(Raul S.)
    1980-06-01 | PDF
    Aggradation and degradation are long term changes in stream channel elevation. The effects of gradation changes are not the same as local scour or erosion because they extend greater distances along the stream-bed. Degradation is a more common problem than aggradation and in general, has a more severe impact on highway crossings.
  • The selection of air traffic control specialists I History and review of contributions by the Civil Aeromedical Institute
    The selection of air traffic control specialists. I., History and review of contributions by the Civil Aeromedical Institute.
    Collins, William E. ;
    Boone, James O.
    1980-06-01 | PDF
    For two decades the FAA Civil Aeromedical Institute (CAMI) has engaged in active research programs exploring most aspects of the problems of effectively selecting air traffic control specialists (ATCSs) for the FAA. The results of those efforts have contributed directly to the establishment of revised ATCS selection standards by the Civil Service C ...
  • Airship operation in Alaska
    Airship operation in Alaska
    Tiedemann, J. B.
    1980-05-28 | PDF
    An evaluation of the utility of lighter-than-air vehicles (airships) for Alaskan service suggests that very large vehicles operating at low speeds would transport heavy loads to remote areas with excellent fuel economy, but that the potential market for such vehicles would not justify the cost of their development in present circumstances. Equation ...
  • Performance of soilaggregatefabric systems in frostsusceptible roads Linn County Iowa
    Performance of soil-aggregate-fabric systems in frost-susceptible roads, Linn County, Iowa.
    Hoover, J.M. ;
    Pitt, John M.
    1980-05-01 | PDF
    Thousands of miles of unimproved secondary roads in the upper midwest are annually plagued by frost action in their subgrades. Among the economic losses incurred are costs of repair and maintenance of the damaged roadway. Considerable loss of skid resistant surface aggregate occurs because of intrusion into the thaw-softened subgrade. Economic impl ...
  • Federal ship financing program
    Federal ship financing program
    United States. Department of Transportation. Maritime Administration
    1980-05-01 | PDF
    This six page brochure explains the Federal Ship Financing Program established under Title XI of the Merchant Marine Act of 1936. Point of contact is given for further information.
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