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22
Feb
2013
Technical Reports
Fatigue Status of the U.S. Railroad Industry
Subject
Fatigue Management,
Hours of Service,
Human Factors,
Sleep Disorders,
Work Schedule & Sleep Patterns
Keywords: Fatigue, work schedule, sleep pattern, sleep disorder, alertness, shiftwork, hours of service, split assignment, extra board
Abstract: This report draws on the results of several prior studies, all conducted with similar methodology, to characterize the prevalence of employee fatigue in the U.S. railroad industry...
Report Number
DOT/FRA/ORD-13/06
Office
RRD
22
Feb
2013
Technical Reports
Rail Industry Job Analysis: Passenger Conductor
Subject
Human Factors,
Railroad Employees
Keywords: Job analysis, job tasks, training assessment, passenger conductor, safety-sensitive positions, knowledge, skills, abilities
Abstract: This document describes the results of a job analysis that was conducted for the position of railroad Passenger Conductor. Key aspects of the position were identified, including...
Report Number
DOT/FRA/ORD-13/07
Office
RRD
22
Feb
2013
Technical Reports
Next-Generation Foundations for Special Trackwork – Phase I
Subject
Track,
Tracks & Structures,
Track/Train Interactions
Keywords: Dynamic load environment, special trackwork frog foundations, wheel-rail impact, modeling
Abstract: This report reviews the dynamic load environment and failure modes of special trackwork frog foundations. Key measurements taken under a 39,000-pound wheel load traffic at the...
Report Number
DOT/FRA/ORD-13/10
Office
RRD
22
Feb
2013
Technical Reports
Railway Cognitive Radio to Enhance Safety, Security, and Performance of Positive Train Control
Subject
Cellular Telephones/Other Electronic Devices,
Positive Train Control,
Signal and Train Control
Keywords: Positive Train Control (PTC), Software Defined Radio (SDR), Cognitive Radio (CR), wireless communications
Abstract: Robust and interoperable wireless communications are vital to Positive Train Control (PTC). The railway industry has started adopting software-defined radios (SDRs) for packet-...
Report Number
DOT/FRA/ORD-13/09
Office
RRD
22
Feb
2013
Technical Reports
Measurement of Vertical Track Deflection from a Moving Rail Car
Subject
Track,
Tracks & Structures,
Track/Train Interactions
Keywords: Vertical track deflection, track deflection, rail deflection, track measurement system, vertical track modulus, track modulus, track stiffness, track geometry measurement
Abstract: The University of Nebraska has been conducting research sponsored by the Federal Railroad Administration’s Office of Research and Development to develop a system that measures...
Report Number
DOT/FRA/ORD-13/08
Office
RRD