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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.

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1 Jun 1983

Technical Reports

Ballast and Subgrade Requirements Study: Summary and Assessment Report

Author
R. M. Simon, M. A. DiPilato

Subject Evaluation

Keywords: Subballast, Substructure, Design, Performance and Evaluation, Field Tests, Laboratory Tests

Abstract: Earth materials - i.e. soil and rock - form the substructure of all railroad track. In this report a summary and assessment is presented with respect to current and available...

Report Number
FRA/ORD-83/04.3
Office
RRD

1 May 1983

Technical Reports

Parametric Studies on Lateral Stability of Welded Rail Track

Author
Federal Railroad Administration; G. Samavedem; A. Kish; D. Jeong

Subject Track, Tracks & Structures, Track/Train Interactions

Keywords: Track buckling, buckling, welded track

Abstract: Thermal buckling of railroad tracks in the lateral plane is an important problem in the design and maintenance of continuous welded rails (CWR). The severity of the problem is...

Report Number
DOT/FRA/ORD-83/07
Office
RPD-10

1 May 1983

Technical Reports

Determination of Residual Stresses in Rails

Author
Federal Railroad Administration; J.J. Groom

Subject Fatigue Management, Track, Tracks & Structures, Track/Train Interactions

Keywords: Fatigue, Rail stress

Abstract: A destructive sectioning technique for measuring the complete three-dimensional residual stresses in a rail cross section was developed. The technique was applied to four tangent...

Report Number
DOT/FRA/ORD-83/05
Office
RRD

1 Mar 1983

Technical Reports

A Model for Evaluating the Costs and Benefits of Railroad Electrification, Volume I - Model Description and Application

Author
C. H. Spenny, G. B. Mott

Subject Evaluation

Keywords: Electric Traction, Economic Analysis, Railroad Technology

Abstract: A model has been developed to evaluate the economic benefits of large scale railroad electrification. Site specific factors which have a major impact on the rate-of-returns are...

Office
RRD

1 Jan 1983

Technical Reports

In-Service WheelFax Concept Evaluation

Author
W. T. Michael, D. K. Shaver, D. Levine, D. M. Dancer, D. E. Gray

Subject Evaluation

Keywords: Wheels, Search Unit, Failure Detection, Cracks, Nondestructive Testing, Ultrasonics

Abstract: Work performed on this task include the evaluation of the WheelFax concept; problems, difficulties and modifications made by purchasers of WheelFax systems; effectiveness of this...

Office
RRD