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Rail Garrison - Vehicle Stationary Vibration Tests

The United States Air Force (USAF/BMO) requested support from the Federal Railroad Administration (FRA) to assist in technical issues related to the development of the Peacekeeper Rail Garrison Program. During operation of the Rail Garrison train, the consist will stop at various locations to...

Laboratory Investigation of Roller Bearing Damage Due to Impact

This report presents the results of a two phase testing program to measure the strains in the roller separators (cages) of a bearing during impact loading. The impact loading is similar to the impacts encountered during in-service operations with flat spots on the wheels. The first phase of the...

Freight Train Speed Control on the Northeast Corridor: Final Report

This report presents results from an analytic study of the transient draft and buff forces which can be developed during the braking of long freight trains. A wide variety of braking conditions were considered. The work was conducted to provide guidance in the establishment of optimum Automatic...

1988 Research and Development Program

[From the Introduction] The Office of Research and Development formulates anticipatory and responsive technical programs, institutes projects and conducts the research, development, test and evaluation activities necessary to promote and ensure the safe performance of railroad equipment, track,...

Accident/Incident Bulletin No. 156: Calendar Year 1987

[From the Introduction] Railroads are required to file monthly accident/incident reports with the Federal Railroad Administration's (FRA) Office of Safety in accordance with 49 CFR 225. Bulletin 155 summarizes reportable accidents/incidents that occurred in the United States during 1987.

A Study of Trackside Lubricator Greases on FAST

[From the Introduction] The FAST program has used lubrication during specific periods to extend rail life in various metallurgy tests conducted since 1976. During this time, the gage-face wear rate of standard carbon rail has been used as a "baseline" for measuring comparative life of alternative...