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26
Oct
1976
Other Reports
Technical Documentation: Locomotive Truck Hunting Model
Subject
Tracks & Structures
Keywords: Computer Programs, Critical Velocity, Dynamic Tests, Mathematical Models, Vehicle Design
Abstract: Two very different modes of hunting behavior are frequently observed; body hunting and truck hunting. Body hunting or primary hunting is often characterized by violent motions of...
Office
RRD
1
Oct
1976
Technical Reports
Special Bibliography: Railroad Safety Research
Subject
Accident Reduction,
Grade Crossing Technology,
Hazardous Materials,
Highway-Rail Grade Crossings,
Human Factors,
Track/Train Interactions
Keywords: Railroad Safety, Track Design, Car Design, Locomotive Design, Control Systems, Inspections, Life Cycle
Report Number
FRA OR&D 76-280
Office
RRD
1
Sep
1976
Technical Reports
Computational Methods to Predict Railcar Response to Track Cross-Level Variations
Subject
Track,
Tracks & Structures,
Track/Train Interactions
Keywords: Rock and Roll
Abstract: The rocking response of railroad freight cars to track cross-level variations is studied using: (1) a reduced complexity digital simulation model, and (2) a quasi-linear...
Report Number
FRA-ORD-76-293
Office
RRD
1
Jul
1976
Technical Reports
The Effect of Imperfections on the Vertical Buckling of Railroad Tracks
Subject
Track,
Tracks & Structures,
Track/Train Interactions
Keywords: Buckling; Vertical buckling
Abstract: This report deals with an analytical prediction of the effect of geometric imperfections on the post-buckling characteristics of railroad tracks. The analysis is restricted to the...
Report Number
DOT/FRA/ORD-76/09
Office
RDI-20
1
Jul
1976
Technical Reports
Nondestructive Measurement of Longitudinal Rail Stresses (Interim Report)
Subject
Tracks & Structures
Keywords: Rail Stress, Measurement, Rail Material Properties
Abstract: A study of the effect of applied stress on the wave velocity (acoustoelasticity) of railroad rail steel has shown that a potentially useful technique exists for the nondestructive...
Report Number
FRA/ORD-76-270
Office
RRD