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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 Aug 1989

Technical Reports

Vehicle Track Interaction Truck Hunting

Author
John F. Leary

Subject Facilities & Test Equipment, Track/Train Interactions

Keywords: Wheel/Rail Forces, Wheel Profile, Rail Profile, Hunting Threshold, On-Set Speed, Rolling Resistance Stability Model

Abstract: In an effort to better understand the practical aspects of the truck hunting response of two typical freight vehicles, a Federal Railroad Administration (FRA) test program was...

Report Number
FRA/ORD-89/02
Office
RRD

1 Jun 1989

Technical Reports

Acquisition and Analysis of Wayside Acoustical Noise & Infrared Heat Signatures associated with Roller Bearing Defect Progression

Author
Servo Corporation of America

Subject Evaluation

Keywords: Infrared Heat Signature, Acoustical Noise, Noise Signatures

Abstract: Under FRA Task Order #30A, Work Effort 2, Short Term Test, twenty-four Class F 100-ton roller bearings with a range of cone bore/axle interference fit tolerances and end clamp...

Office
RRD

28 Apr 1989

Technical Reports

Evaluation of Locomotive Cab Air Flow Meters for Train Air Brake Leakage Monitoring

Author
Donald R. Ahlbeck, Steven M. Kiger

Subject Braking Systems

Keywords: Air Flow Method, Air Flow Indicators, Brake System Test

Abstract: Railroad freight train brake systems must be qualified for safe operation by meeting three brake pipe test criteria: (1) a minimum pressure of 60 psig at the rear of the train, (2...

Office
RRD

10 Apr 1989

Technical Reports

A Survey of Railroad Industry Perceptions Regarding Needed Locomotive Cab Design Improvements

Author
Thomas H. Rockwell, Ph.D., Steven M. Kiger

Subject Human Factors

Keywords: Locomotive Cab, Control Compartment, Human Factors, Cab Safety, Crashworthiness, Crew Comfort, Cab Design

Abstract: This survey was initiated by the Federal Railroad Administration (FRA) as part of the objective to improve locomotive cab safety. The need for and the definition of the survey was...

Report Number
DOT/FRA/ORD-89/03
Office
RDI-20

1 Apr 1989

Technical Reports

Tank Car Frangible Disc Test

Author
Federal Railroad Administration; Dominic A. DiBrito; Britto R. Rajkumar

Subject Hazardous Materials

Keywords: Tank car safety, Frangible disc, Pressure relief valve

Abstract: Tests were performed at the Transportation Test Center to evaluate the performance of various frangible disc designs, with respect to AAR Specification A5.03. Tests were also...

Report Number
DOT/FRA/ORD-90/02
Office
RRD