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1
Jan
1981
Technical Reports
Truck Design Optimization Project (TDOP) Phase II: Performance Characterization of Type I Freight Car Trucks
Subject
Facilities & Test Equipment,
Freight Operations
Keywords: Standard Trucks, Performance Regimes, Performance Characteristics, Lateral Stability, Trackability, Ride Quality, Steady State Curve Negotiation
Abstract: TDOP/Phase II is part of a series of studies being conducted by the FRA to define the engineering options available to the railroad industry to improve the efficiency and...
Report Number
FRA/ORD 81/10
Office
RRD
1
Dec
1980
Technical Reports
Preliminary Evaluation of Rail Vibration Techniques for Rail Force Measurements
Subject
Track/Train Interactions
Keywords: Longitudinal Rail Forces, Rail Stresses, Train/Track Dynamics
Abstract: It has been postulated that the vibrational response of a railroad rail, subjected to a sharp mechanical impact, should vary according to the magnitude of the internal...
Report Number
R-437
Office
RRD
1
Dec
1980
Technical Reports
Grade Crossing Accident Injury Minimization Study
Subject
Accident Reduction,
Grade Crossing Modeling and Simulation,
Grade Crossings,
Highway-Rail Grade Crossings
Keywords: crashworthiness
Abstract: This study identified and evaluated concepts for reducing injuries in grade crossing collisions. Promising concepts involved impact absorption, deflection, and braking. ...
Report Number
FRA/ORD-80/87
Office
RRD
1
Nov
1980
Technical Reports
A Prototype Maintenance-of-Way Planning System Volume I: Final Report Including Appendices A through E
Subject
Automated Track Inspection Program (ATIP),
Evaluation
Keywords: Track Maintenance Planning, Track Quality Indices, Track Degradation, Track Geometry
Abstract: The results of this study substantiate the concept of using automatic track inspection vehicles as a tool in Maintenance-of-Way planning. This study is based on data collected...
Report Number
FRA/ORD-80/47.I
Office
RRD
1
Nov
1980
Technical Reports
Railroad Electrification Activity in North America - A Status Report: 1976-1978
Subject
Evaluation
Keywords: Electrified Railroads, Environmental Impact, Cost Analysis
Abstract: In view of the increased activity and interest in railroad electrification in North America, it is appropriate to provide a continuing overview of activities of interest to the...
Report Number
FRA/ORD-80/81
Office
RRD