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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 May 1999

Technical Reports

Test and Evaluation of Rail Flaw Detection Technologies

Author
Greg A. Garcia, Richard P. Reiff

Subject Rail and Infrastructure Integrity

Keywords: Nondestructive Inspection, Laser Ultrasonics, Remote Field and Low Frequency Eddy Current Testing, Electromagnetic Acoustic Transducer, Flaw Growth Rate

Abstract:

Internal flaws in rail occur as a consequence of the accumulation of fatigue under repeated loading. Inspection of the rail to detect flaws before they progress to complete...

Report Number
R-934
Office
RRD

1 Mar 1999

Technical Reports

Tank Car Nondestructive Evaluation

Author
Gregory A. Garvis

Subject Evaluation

Keywords: Acoustic Emissions, Liquid Penetrant, Ultrasonics, Visual Testing, Nondestructive Evaluation

Abstract: An evaluation of nondestructive evaluation (NDE) methods, authorized for use in replacing the current hydrostatic pressure test for qualification or re-qualification of railroad...

Office
RRD

1 Mar 1999

Technical Reports

High Cant Deficiency Operation of the Talgo Train on the Pacific Northwest Corridor

Author
E.T. Sherrock, B.T. Whitten

Subject Track

Keywords: Talgo Train, Burlington Northern Santa Fe Railway, Tilting Passenger Cars, Cant Deficiencies

Abstract: The U.S. Federal Railroad Administration (FRA), Amtrak, the Burlington Northern Santa Fe Railway (BNSF) and the Departments of Transportation for the states of Washington and...

Office
RRD

1 Mar 1999

Technical Reports

Human Factors Phase IV: Dynamic Risk Estimation Using the Safety State Model

Author
Edward J. Lanzilotta, Thomas B. Sherridan

Subject Human Factors

Keywords: Automation, High-Speed Trains, Markov Modeling, Risk Estimation, Supervisory Controls, Safety

Abstract: This report covers the theoretical development of the safety state model for railroad operations. Using data from a control automation experiment, experimental applications of the...

Office
RRD

1 Feb 1999

Technical Reports

Risk/Benefit Assessment of Delayed Action Concept for Rail Inspection

Author
O. Orringer, Y.H. Tang, D.Y. Jeong, and A.B. Perlman

Subject Track, Tracks & Structures, Track/Train Interactions

Keywords: Crack growth; damage tolerance, delayed action; Monte Carlo method; non-destructive inspection; rail inspection; risk/benefit assessment

Abstract: A Monte Carlo simulation of certain aspects of rail inspection is presented. The simulation is used to investigate alternative practices in railroad rail inspection programs....

Report Number
DOT/FRA/ORD-99/03
Office
RRD