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 Sep 1970

Technical Reports

Heat-Assisted Tunnel Boring Machines

Author
J. P. Carstens, W. R. Davison, C. A. Brown, A. R. Smith, F. J. McGarry

Subject Facilities & Test Equipment, Tracks & Structures

Keywords: Tunneling Machine Performance, Laser Technology, Excavation

Abstract:

A study was performed to determine: a) the increase in tunneling machine performance in hard rock resulting from heat weakening of the rock in advance of the tunneling machine...

Report Number
FRA-RT-71-63
Office
RDI-22

1 Jun 1970

Technical Reports

Technical Background On Linear Induction Motors in Transportation

Author
The Garrett Corporation

Subject Evaluation

Keywords: Linear Induction Motor, Linear Motor Test Program, High Speed Ground Transportation, British Rail System, Linear Motor Propulsion, U.S. Linear Motor Rail Test Vehicle Program

Abstract:

This report, which is comprised of seven technical papers on the subject, provides a comprehensive background on Linear Induction Motors in transportation. The first paper...

Office
RDI-22

1 Jun 1970

Other Reports

Rail-Highway Grade-Crossing Accident For the Year Ended December 31, 1969

Author
Bureau of Railroad Safety

Subject Highway-Rail Grade Crossings

Keywords: Accident Reports, Incident Reports, Casualties

Abstract: This is the thirty-fifth annual statistical report on rail-highway grade crossing accidents based upon reports of rail carriers filed with the Federal Railroad Administration...

Office
RRS

1 May 1970

Technical Reports

Tracked Air Cushion Vehicle Systems

Author
TRW Systems Group

Subject Intelligent Railroad Systems, Passenger Rail

Keywords: Air Cushion Vehicles, Cost Estimates, Northeast Corridor

Abstract:

The tracked air cushion vehicle is one of several advanced ground transportation systems being studied by TRW Systems Group for the Department of Transportation as a possible...

Report Number
FRA-RT-71-59
Office
RDI-22

30 Apr 1970

Technical Reports

Studies for Rail Vehicle Track Structures

Author
H.C. Meacham, R.H. Prause, D.R. Ahlbeck, J.A. Kasuba

Subject Track, Track/Train Interactions

Keywords: Track Structures, Concrete Beams and Slabs, Vehicle Dynamics, Track Interactions, Track Costs, Vehicle-Track Interactions

Abstract:

Conventional (tie-type) and non-conventional rail vehicle track structures were studied, with the restriction that standard gage and rail-head contour be used. Computer...

Report Number
FRA-RT-71-45
Office
RDI-21