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1
Dec
1979
Technical Reports
Evaluation of Signal/Control System Equipment and Technology: Task 3 - Standardization, Signal Types, Titles
Subject
Signal and Train Control
Keywords: Track Circuits, Cab Signaling, Traffic Control Systems
Abstract: This report analyzes and summarizes current signal types and associated aspects, titles and indications employed by U. S. Railroads over which Amtrak operates as well as by...
Report Number
FRA/ORD—78/39.3
Office
RRD
1
Jan
1979
Other Reports
Evaluation of Signal/Control System Equipment and Technology: Task 2 - Status of Present Signal/Control Equipment
Subject
Signal and Train Control
Keywords: Intercity Rail, Amtrak, System Comparisons
Abstract: [From the Preface] This report results from research supported by the Department of Transportation, Federal Railroad Administration, Office of Research and Development, for the...
Report Number
FRA/ORD-78/39.2
Office
RRD
1
Jul
1977
Technical Reports
Methods for Joining of Rails: Survey Report
Subject
Continuous Welded Rail
Keywords: Continuous Welded Rail, Rail Joints, Adhesive Bonding, Rail Joint Properties, Joint Defects
Abstract: The performance of track structures depends greatly on the integrity of the connections between rail sections. Because the majority of service and detected rail failures occur at...
Report Number
FRA/ORD- 77/16
Office
RRD
1
Jun
1971
Technical Reports
Technological Innovation in Grade Crossing Protective Systems
Subject
Grade Crossing Technology,
Highway-Rail Grade Crossings,
Signal and Train Control
Keywords: train detection; microwave telemetry
Abstract: This study describes limitations of innovative grade crossing protective systems (namely, cost) and provides guidelines for developing and using innovative systems.
Office
RDI-23
1
Jan
1967
Technical Reports
Longitudinal Forces in Railroad Track
Subject
Continuous Welded Rail
Keywords: Longitudinal Forces, Displacements, Continuous Welded Rail, Track Stability, Force-Displacement Diagrams, Track, Thermal Forces
Abstract: This work is devoted to the theory of design computations for track subjected to thermal and creep forces. The theory of longitudinal forces and displacements arising in...
Report Number
FRA-ORD 76-11
Office
RDI-21