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1 Oct 1977

Technical Reports

Test Train Program- Ninth Progress Report

Author
ENSCO

Subject Track/Train Interactions, Evaluation

Keywords: Track Geometry Measurement, Rail research Data Collection, FAST, LWFC Testing, Ride Quality, Automated Wayside Inspection

Abstract: This report describes progress on the Engineering and Test Support Services for Railroad Instrumentation, Data Acquisition, Processing and Evaluation Program from 1 July 1976...

Report Number
FRA/ORD-78-23
Office
RRD

15 Jun 1977

Technical Reports

General Models for Lateral Stability Analyses of Railway Freight Vehicles

Author
E. H. Law, J. A. Hadden, N. K. Cooperrider

Subject Freight Operations, Track/Train Interactions

Keywords: Train-Track Dynamics, Rail Vehicles and Components, Freight Car Design, Hunting

Abstract: This report presents the development of general analytical models for use in exploring the nature of freight car hunting and for finding means of controlling the hunting behavior...

Report Number
FRA/ORD-77/36
Office
RRD

1 Mar 1977

Technical Reports

The Effects of Accelerated Ballast Consolidation

Author
E.G. Cunney, J.T. May, H.N. Jones

Subject Track, Track/Train Interactions

Keywords: Railroad Track; Ballast; Compaction; Track Maintenance; Stability; Buckling; Lateral Resistance

Abstract: The effects of accelerated ballast consolidation were tested on mainline tracks of the Boston and Maine, the Chessie, the Missouri Pacific, the Penn Central and the Saint Louis...

Report Number
DOT/FRA/ORD-76/274
Office
RDI-20

1 Nov 1976

Technical Reports

Comparative Analysis of Dynamics of Freight and Passenger Rail Vehicles

Author
Donald R. Ahlbeck, George R. Doyle

Subject Track/Train Interactions

Keywords: Rail Vehicle Dynamics, Computer Modeling, Random Track Geometry, Ride Comfort

Abstract: During the course of this contract, analytical studies have been conducted on several different rail vehicles typical of North American railroad operations mathematical models,...

Report Number
FRA/ORD-77/04
Office
RRD

1 Nov 1976

Other Reports

Facility for Accelerated Service Testing: the First Experiment

Author
Association of American Railroads Research Center

Subject Facilities & Test Equipment, Track/Train Interactions

Keywords: Service Life, Test Tracks, Vehicle Components, Wear

Abstract: The Facility for Accelerated Service Testing (FAST) is a track loop located at the DOT Transportation Test Center at Pueblo, Colorado. A train operating around the loop for up to...