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1
Feb
1979
Technical Reports
Postmortem Investigation of the Kansas Test Track, Volume II
Subject
Facilities & Test Equipment,
Evaluation
Keywords: Structure Testing, Vibroseismic Testing, Penetrometer Testing, Trenching, Instrumentation
Abstract: The Kansas Test Track (KTT) was comprised of nine different track systems, which were founded on a designed embankment. The KTT subgrade experienced premature failure in-service,...
Report Number
FRA/ORD-79/09.II
Office
RDI-22
1
Feb
1979
Technical Reports
VSS Demonstration Program: Part 2 - Model Development and Analysis
Subject
Evaluation
Keywords: Vertical Shaking System, TOFC, Wheel/Rail Interface, Vertical Input, Cross Level Input, Discrete Frequency Dwell and Decay, Cross-Coupling, Analytical Model Development
Abstract: The Vertical Shaker System (VSS) was the initial test program conducted at the Rail Dynamics Laboratory. The objectives of this program were to demonstrate the performance and...
Report Number
FRA/ORD-78/43A
1
Jan
1979
Technical Reports
A Survey of Railroad AC Electrification Systems Throughout the World
Subject
Evaluation
Keywords: Electrification, Wayside Power Systems
Abstract: This report describes the major features of various railroad electrification schemes for supplying the catenary from the source of power for ac operation. These features include:...
Report Number
DOT/TSC-1452-3
Office
RRD
1
Jan
1979
Technical Reports
Evaluation of Improved Track Structural Components Under Sub-Arctic Conditions
Subject
Evaluation,
Technology Transfer
Keywords: Adjustable Rail Fasteners, Concrete Ties, Stabilized Ballast, Sub-arctic Conditions
Abstract: One area of concern to railroads in the northern third of the United States is the effect of frost heave and subsidence on track geometry. The purpose of this study was to...
Report Number
FRA/ORD-79/01
Office
RRD
1
Jan
1979
Technical Reports
Aerodynamic Forces on Various Configurations of Railroad Cars and Carrying Trailers and Containers
Subject
Facilities & Test Equipment,
Freight Operations,
Evaluation
Keywords: Intermodal, TOFC, PIggyback Aerodynamics, Train Resistance, Wind Tunnel Testing
Abstract: Toward improving the energy efficiency of rail intermodal service, the aerodynamic characteristics of the rolling stock offer a significant opportunity for betterment. At speeds...
Report Number
FRA/ORD-79/39
Office
RRD