USA Banner

Official US Government Icon

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure Site Icon

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

eLibrary Search

The FRA eLibrary contains all the documents that are found throughout the FRA Public Website. Multiple pages on the website may link to the same eLibrary item based on its set of metatdata.

Can I find All FRA Documents in the Library?
Some "documents" may not appear here for the following reasons:

  • Document resides on an external site for the record of source, links to the document are provided in context but not in the library as FRA does not maintain this record. This document lives on another website.
  • Document has not yet been assigned keywords.
  • Document is historical and has been removed from library to avoid confusion with current publications.
  • Document is public affairs & policy related, such as press releases, speeches, testimony, or fact sheet. These press-related documents can now be found in the FRA Newsroom.
  • Document is related to rules and notices. This information can now be found on the Rulemakings search and the Notices search, respectively.
Refine Your Search

To search an exact document title or key phrase, place quotations around the text. Example: "U.S. Government Grade Crossing Research & Stakeholder Engagement" Entering keywords without quotations will search the eLibrary for all occurrences of the keywords.

1 Mar 1974

Technical Reports

An Evaluation of the Dynamics of a Magnetically Levitated Vehicle

Author
H.T. Coffey, J.D. Colton, J.C. Solinsky, J.R. Woodbury

Subject Maglev

Keywords: Maglev, High Speed Ground Transportation, Stability, Test Vehicle, Experiments

Abstract:

An analytical and experimental evaluation was made of the stability and dynamic characteristics of a small scale magnetically levitated vehicle. The vehicle was levitated over...

Report Number
DOT/FRA/ORD-74/41
Office
RDI-22

1 Mar 1973

Technical Reports

Preliminary Design Studies of Magnetic Suspensions for High Speed Ground Transportation

Author
John R. Reitz, Robert H. Borcherts, L. C. Davis, T. K. Hunt, Dennis F. Wilke

Subject High-Speed Passenger Rail, Maglev

Keywords: Tracked Levitated Vehicles, Ride Quality, Superconductiong Magnets

Abstract:

This report examines certain critical problem areas relative to magnetic suspension of high-speed vehicles and develops a baseline design for a TMLRV (tracked magnetically...

Report Number
FRA-RT-73-27
Office
RDI-21

1 Feb 1972

Technical Reports

The Feasibility of Magnetically Levitating High Speed Ground Vehicles

Author
H. T. Coffey, F. Chilton, L. O. Hoppie

Subject Facilities & Test Equipment, Maglev

Keywords: Magnetic Levitation, Dynamic Testing, Stability, Guideways

Abstract:

To determine technical feasibility of magnetically levitated and guided high-speed ground transportation vehicles theoretical analyses of four suspension systems were conducted...

Report Number
FRA-10001
Office
RDI-21

1 Jun 1971

Technical Reports

Technological Innovation in Grade Crossing Protective Systems

Author
John B. Hopkins and Morrin E. Hazel

Subject Grade Crossing Technology, Highway-Rail Grade Crossings, Signal and Train Control

Keywords: train detection; microwave telemetry

Abstract:

This study describes limitations of innovative grade crossing protective systems (namely, cost) and provides guidelines for developing and using innovative systems. 

Office
RDI-23