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1
Sep
1979
Technical Reports
Effect of Torsional Fastener Resistance on the Lateral Response of a Rail-Tie Structure
Subject
Tracks & Structures
Keywords: Lateral Deformations of Track, Railroad Track Equations, Fastener Rigidity
Abstract: The use of the classical beam bending equations for the analysis of the track response in the lateral plane is of questionable validity; when the used fasteners exhibit a...
Report Number
FRA/ORD-78/35
Office
RRD
1
Sep
1979
Technical Reports
Lateral Resistance of Some New and Relay Red Oak Crossties
Subject
Tracks & Structures
Keywords: Cross Ties, Gage Widening, Lateral Translation
Abstract: To explore the effect of in-service use, comparative lateral resistance tests were performed on eight red oak crossties—four 24-year-old relay (used) ties and four new ties. One...
Report Number
FRA/ORD-79/03
Office
RRD
1
Apr
1979
Technical Reports
ACT-1 Advanced Concept Train Development Program, Phase II: Design, Fabrication, and Functional Test
Subject
Passenger Rail
Keywords: Urban Transportation, Rapid Rail Transit, Train Car Design, Train Propulsion Systems, Energy Storage Systems
Abstract: The overall goals of the ACT-1 program were to enhance the attractiveness of urban rail transit and to apply advanced technology in elevating the state of the art of rapid rail...
Report Number
UMTA-IT-06-0026-79-2
Office
RRD
1
Apr
1979
Technical Reports
Engineering Data on Selected High Speed Passenger Trucks (Reprint)
Subject
Passenger Rail
Keywords: Spring Mass, Unsprung Mass, Stiffness, Damping, Passenger Car
Abstract: The purpose of this Project is to compile a list of high speed truck engineering parameters for characterization in dynamic performance modeling activities. Data tabulations are...
Report Number
FRA/ORD-78/29
Office
RRD
1
Dec
1978
Technical Reports
An Evaluation of Performance Requirements for Cross Ties and Fasteners
Subject
Evaluation,
Tracks & Structures
Keywords: Track Loading, Track Design, Concrete Cross Ties, Crossties, Track Components, Rail Fasteners, Steel Cross Ties, Tie Specification
Abstract: This report was prepared as part of the Improved Track Structures Research Program managed by the Transportation Systems Center. This program is sponsored by the Office of Rail...
Report Number
FRA/ORD-78/37
Office
RDI-22