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1 Sep 1977

Technical Reports

A Study on Railroad Ballast Economics

Author
W. W. Hay, R. Baugher, A. J. Reinschmidt

Subject Evaluation

Keywords: Ballast Performance, Ballast Costs, Conventional Railway Track Support System

Abstract:

This report presents the results of Phase V - Economic Evaluation of the Ballast and Foundation Materials Research Program. The present "State of the Art" in the ballast...

Report Number
FRA/ORD-77/64
Office
RRD

1 Sep 1977

Technical Reports

Rail Inspection Systems Analysis and Technology Survey

Author
W. D. Kaiser, R. H. Byers, D. Ensminger, H. C. Meacham, J. H. Flora, W. C. Bruce, L. Becker, G. Posakony

Subject Evaluation, Best Practices

Keywords: Flaw, Ultrasonic, Magnetic, Automatic Data Processing, Nondestructive Testing

Abstract: This study was undertaken to identify existing rail inspection system capabilities and methods which might be used to improve these capabilities. Task I was a study to quantify...

Report Number
FRA/ORD-77/39
Office
RRD

1 Aug 1977

Technical Reports

Development of a System to Display and Record Slack Action in Freight Trains

Author
J. D. Vrabel, E. D. Sussman, D. Ofsevit

Subject Freight Operations

Keywords: Draft-Buff, Train Handling, Train Dynamics, Locomotive Operation

Abstract:

This report summarizes the development of a system which senses, displays and records the slack action or inter-car movement in freight trains. The system, called the Draft-...

Report Number
FRA/ORD-77-53
Office
RRD

1 Jul 1977

Technical Reports

Methods for Joining of Rails: Survey Report

Author
Daniel Hauser

Subject Continuous Welded Rail

Keywords: Continuous Welded Rail, Rail Joints, Adhesive Bonding, Rail Joint Properties, Joint Defects

Abstract: The performance of track structures depends greatly on the integrity of the connections between rail sections. Because the majority of service and detected rail failures occur at...

Report Number
FRA/ORD- 77/16
Office
RRD

1 Jun 1977

Technical Reports

U.S.-U.S.S.R. Rail Inspection Information Exchange

Author
F.L. Becker

Subject Track, Evaluation

Keywords: Track, Flaw, Ultrasonics, Magnetic, Nondestructive Testing

Abstract: This trip report describes the results and conclusions of the U.S. delegation resulting from the U.S.-U.S.S.R. Rail Inspection Information exchange tour of the Soviet Union,...

Report Number
FRA/ORD-77/35
Office
RRD