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1 Oct 2005

Technical Reports

Ground Penetrating Radar for Railroad Track Substructure Evaluation

Author
J.P. Hyslip (1). G.R. Olhoeft(2), S.S. Smith(3), E.T. Selig(4)

Keywords: Railroad, substructure, ground penetrating radar, track maintenance, ballast, subballast, subgrade, non-destructive testing

Abstract: This report presents the results of the first three phases of a multiphase project to adapt Ground Penetrating Radar (GPR) to railroads for use in developing useful indices of...

Report Number
DOT/FRA/ORD-05/04
Office
RRD

1 Oct 2005

Research Results

On-line High-speed Rail Defect Detection – Phase III

Author
Mahmood Fateh

Subject Track, Track/Train Interactions, Tracks & Structures

Keywords: Rail Defect Detection; High-speed Rail

Report Number
RR05-07
Office
RDI-21

1 Oct 2005

Research Results

Non-Destructive Evaluation of Railway Track Using Ground Penetrating Radar

Author
Mr. Mahmood Fateh

Subject Track, Track/Train Interactions, Tracks & Structures

Keywords: rail defect detection; radar

Report Number
RR05-06
Office
RDI-21

1 Oct 2005

Technical Reports

Development of a Distance Based Criterion for Flange Climbing Derailment

Author
John Tunna, Xinggauo Shu, Huimin Wu, Nicholas Wilson

Subject Tracks & Structures

Keywords: NUCARS, AREMA 136 RE Rails, Bi-Parameter Flange Climbing, Track Loading Vehicle

Abstract: A bi-parameter flange climbing distance criterion is developed for vehicles with AAR-IB wheels running on a new AREMA 136 RE rail. The two parameter that affect flange climbing...

Report Number
R-975
Office
RRD

1 Oct 2005

Other Reports

Railroad Safety Statistics 2003 Annual Report

Author
Federal Railroad Administration

Subject Safety Performance Measures, Accident Reduction

Abstract: The FRA’s Railroad Safety Statistics – Annual Report 2003 is intended as a resource for the FRA’s safety partners. It is also intended as a general reference source for...

Office
RRS