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1
Mar
1976
Technical Reports
Track Support Systems Parameter Study- Ballast and Foundation Materials Research Program
Subject
Track
Keywords: Conventional Railway Track Support Systems; Ballast; Subballast; Subgrade; Transient Response; Structural Model; Track
Abstract: A finite element structural analysis model for conventional railway track support systems (CRTSS) has previously been developed. This study includes parameter studies and...
Report Number
DOT/FRA/ORD-76/256
Office
RDI-20
1
Dec
1975
Technical Reports
Freight Car Truck Design Optimization - Survey and Appraisal of Type II Trucks
Subject
Freight Operations
Keywords: Elastomer, Parallelograming, Air Spring, Car Body Supports, Ride Quality, Cost, Unstable Hunting
Abstract: This report serves as an introduction to the family of truck designs known as Type II that will be studied in connection with the Federal Railroad Administration's Truck Design...
Report Number
FRA-OR&D-76-05
Office
RRD
21
Nov
1975
Technical Reports
Development of a Structural Model and Materials Evaluation Procedures- Ballast and Foundation Materials Research Program
Subject
Track
Keywords: Structural Analysis Model; Finite Element Method; Track Support System; Ballast; Material Testing
Abstract: An adequate engineering analysis of conventional railway track support system (CRTSS) requires the consideration of all the major components of the track support system. Past...
Report Number
DOT/FRA/ORD-76/255
Office
RDI-20
1
Aug
1975
Technical Reports
Freight Car Truck Design Optimization: Literature Search - Volume III
Subject
Freight Operations
Keywords: Bibliography, Truck Performance, Computer Analysis, Field Analysis, Laboratory Analysis, Title Index
Abstract: Volume III of the TDOP Literature Search contains the sections entitled: "Truck Performance" and "Literature Search Title Index." The section dealing with truck performance...
Report Number
FRA-OR&D-75-81C
Office
RRD
1
Jul
1975
Technical Reports
Freight Car Truck Design Optimization: Literature Search - Volume II
Subject
Freight Operations
Keywords: Bibliography, Design Principles, Truck Functions
Abstract: Volume II of the TDOP Literature Search contains the sections entitled: "Truck Components” and "Track-Train Dynamics As Related To Truck Performance." Each of the two sections...
Report Number
FRA-OR&D-75-81B
Office
RRD