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6
Apr
2015
Technical Reports
Identification of High-Speed Rail Ballast Flight Risk Factors and Risk Mitigation Strategies – Final Report
Subject
High-Speed Passenger Rail
Keywords: Ballast flight; high-speed rail; intercity passenger rail; Identification of High-Speed Rail Ballast Flight Risk Factors and Risk Mitigation Strategies – Final Report
Abstract: The phenomenon of flying ballast is well-documented in high-speed rail operations. Displaced ballast particles from the track bed may cause damage to rolling stock as well as the...
Report Number
DOT/FRA/ORD-15/32
Office
RDI-21
20
Mar
2015
Technical Reports
Railroad Signal Color and Orientation: Effects of Color Blindness and Criteria for Color Vision Field Tests
Subject
Human Factors
Keywords: Railroad Signals; Signal Color; Signal Orientation; Medical Standards for Color Vision for Locomotive Engineers and Conductors; Color Vision; Color Vision Field Tests; Pseeudoisochromatic Plate Tests; Human Error; Signal Detection Theory
Abstract: This report concerns two issues: 1) whether color vision is necessary for locomotive crews who work on railroads where the signal system is either completely redundant with regard...
Report Number
DOT/FRA/ORD-15/03
Office
RDI-24
2
Feb
2015
Technical Reports
Using Signal Detection Theory to Understand Grade Crossing Warning Time and Motorist Stopping Behavior
Subject
Grade Crossing Modeling and Simulation,
Highway-Rail Grade Crossings
Keywords: Highway-rail grade crossing; grade crossing safety; motorist behavior; motorist compliance; active crossings; signal detection theory; Using Signal Detection Theory to Understand Grade Crossing Warning Time and Motorist Stopping Behavior
Abstract:
Researchers used signal detection theory to model how factors such as varied warning time durations may impact drivers' stopping behavior at grade crossings.
Report Number
DOT/FRA/ORD-15/02
Office
RDI-24
23
Jan
2015
Technical Reports
Validation of the Train Energy and Dynamics Simulator (TEDS)
Keywords: Air brake; Coupler forces; Draft gear; Dynamic braking; ECP braking; End of car cushioning; Slack action; Stopping distance; Tractive effort; Train dynamics validation; Train operation; TEDS; Validation of the Train Energy and Dynamics Simulator
Abstract: FRA has developed Train Energy and Dynamics Simulator (TEDS) based upon a longitudinal train dynamics and operations simulation model which allows users to conduct safety and risk...
Report Number
DOT/FRA/ORD-15/01
Office
RDI-22
8
Jan
2015
Technical Reports
Identity Management for Interoperable PTC Systems in Bandwidth-Limited Environments (Part 1)
Subject
Positive Train Control,
Grants & Financial Assistance
Keywords: PTC Railroad Safety Technology Grant
Abstract: Positive Train Control is a wireless based system designed to provide comprehensive safety coverage for passenger and cargo trains operating on US railroads by 2015. Mandated by...
Report Number
FR-TEC-0006-11-01-00
Office
RRS-13.5