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1
Jun
1982
Technical Reports
Ballast Experiments at the Facility for Accelerated Service Testing Status Report
Subject
Track
Keywords: Ballast, Subgrade, Ballast Gradation, Track Maintenance, Ballast Depth, Track Geometry, Ballast Shoulder Width
Abstract: This report presents a summary of the Facility for Accelerated Service Testing (FAST) Ballast Experiments. Tests included ballast shoulder width~ (Section 15J, ballast type and...
Report Number
FRA/TTC-82/08
Office
RRD
1
May
1982
Technical Reports
Recommended Practices for Rail Transit Intra-System Electromagnetic Compatibility of Vehicular Electrical Power and Track Circuit Signaling Subsystems : Volume II: Conductive Recommended Practices
Subject
Signal and Train Control,
Track
Abstract: Methods for detecting and quantifying the levels of conductive electromagnetic interference produced by solid state rapid transit propulsion equipment and the susceptibility of...
Report Number
DOT-TSC-UM204-PM-82-21, II
1
Mar
1982
Technical Reports
Investigation of Rail Fastener Performance Requirements
Subject
Track,
Tracks & Structures,
Track/Train Interactions
Keywords: Fasteners
Abstract: An investigation was conducted to develop qualification requirements which reliably indicate the service performance of rail fasteners. The study included a review of available...
Report Number
FRA/ORD-82/10
Office
RRD
1
Mar
1982
Technical Reports
Characterization of Relatively Large Track Geometry Variations
Subject
Track
Keywords: Derailment, Track Safety Standards, Constrained Track, RMS Processor, Track Degradation, Cusp, Bump, Jog, Mid-Chord Offset, Space Curve
Abstract: An analysis of existing track geometry data is described from which the signatures of key track geometry variations related to severe track-train dynamic interaction are...
Report Number
FRA/ORD-82/13
Office
RRD
1
Mar
1982
Technical Reports
Prediction of Rail Buckling - Recommendations for Development of Test Methods
Subject
Track
Keywords: Continuously Welded Rail, Force, Track
Abstract: Railroad track structure can buckle if excessive compressive force is developed due to a temperature increase. The resulting misalignment can be a significant cause of train...
Report Number
DOT/FRA/0RD-82/21
Office
RRD