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1 Feb 1973

Technical Reports

Metroliner Ride Improvement Program

Author
James M. Herring

Subject Evaluation

Keywords: Railcar Dynamics, Dynamic Testing, Ride Comfort, System Identification Railcar Design, Dynamic Stimulation

Abstract:

The objective of this program was to determine methods of improving the ride quality of the Metro liner railcars. Two levels of modifications were considered: first,...

Report Number
FRA-RT-73-30
Office
RDI-22

1 Jan 1973

Technical Reports

Development of a Computer Program for Modeling the Heat Effects on a Railroad Tank Car

Author
K.W. Graves

Subject Hazardous Materials

Keywords: tank car; liquefied petroleum gases, heat transfer, self-pressurization

Abstract:

A mathematical model has been programmed in FORTRAN IV that represents the response to a fire environment of a railroad tank car laden with a volatile, flammable fluid. Inputs...

Report Number
DOT/FRA/ORD-75/33
Office
RDI-22

1 Jan 1973

Technical Reports

Rock Fracture Research- Surfactants

Author
F.J. McGarry, F. Maovenzadeh

Subject Evaluation

Keywords: Tunneling, Rock Fracture, Sufactants

Abstract: In order to reduce the resistance of hard rocks to excavation by available cutters, and in order to reduce wear on cutters and thus to increase the efficiency of conventional...

Report Number
FRA-RT-73-22
Office
RRD

1 Jan 1973

Technical Reports

High Speed Ground Transportation Alternatives Study

Author
Strategic Planning Division, Office of Systems Analysis and Information, US Department of Transportation

Subject Passenger Rail, Social & Economic Impacts

Keywords: Tracked Air Cushion Vehicle, Improved Passenger Train, Magnetic Levitation, Intercity Corridors

Abstract: A comprehensive analysis is provided of the economic, technological, and institutional factors involved in implementing Improved Passenger Train service and High Speed Tracked...

1 Jan 1973

Other Reports

Track Train Dynamics Guidelines for: Train Handling, Train Makeup, Track & Structure, Engineer Education

Author
Association of American Railroads

Subject Best Practices, Freight Operations, Track/Train Interactions

Keywords: Braking Performance, Engineers, Training, High Capacity Cars

Abstract:

This manual was prepared as an immediate aid in improving freight train performance. It has five sections: Definitions and Functions of Equipment; Train Handling; Train Makeup...

Report Number
AAR-R153
Office
RRD