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- Document resides on an external site for the record of source, links to the document are provided in context but not in the library as FRA does not maintain this record. This document lives on another website.
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1
Mar
2011
Technical Reports
Deformation Behavior of Welded Steel Sandwich
Keywords: Bending; compression; core geometry; face sheet; sandwich structure
Abstract: This report describes engineering studies that were conducted to examine the deformation behavior of flat, welded steel sandwich panels under two quasi-static loading conditions...
Report Number
DOT/FRA/ORD-11/06
1
Mar
2011
Technical Reports
Work Schedules and Sleep Patterns of Railroad Train and Engine Service Employees in Passenger Operations
Subject
Human Factors
Keywords: Commuter rail; train and engine service; locomotive engineer; conductor; split assignment; fatigue; work schedule; sleep pattern; sleep disorder; hours of service; passenger rail
Abstract: This report presents the results of a study designed to characterize the work/rest schedules and sleep patterns of U.S. railroad train and engine service (T&E) personnel in...
Report Number
DOT/FRA/ORD-11/05
Office
RRD
1
Jan
2011
Technical Reports
Railroad Infrastructure Trespass Detection Performance Guidelines
Subject
Highway-Rail Grade Crossing Warning Systems,
Highway-Rail Grade Crossings,
Signal and Train Control,
Trespass Countermeasures
Keywords: Obstacle detection; obstacle intrusion systems; intrusion detection; alternative detection technology systems; Right-of-way; trespass detection; deterrent system; railroad; railroad bridge; security; security system; motion detectors.
Abstract: This report discusses whether a video-based trespass monitoring and deterrent system for railroads may be useful in areas where trespassing is likely.
Report Number
DOT/FRA/ORD-11/01
Office
RRD
1
Jan
2011
Technical Reports
Effect of Missing or Broken Fasteners on Gage Restraint of Concrete Ties
Subject
Evaluation
Keywords: Concrete Ties, Field Side Clips, Heavy Axle Load, Gage Side Clip, Gage Restrain, Wear
Abstract: From 2009 to 2010, the Transportation Technology Center, Inc., measured the gage restraint of a mainline concrete tie track affected by missing or broken fasteners. Measurements...
Office
RRD
1
Dec
2010
Technical Reports
Guidelines for the Specification of Blue Safety Flags in Railroad Operations
Keywords: Blue Flag; Railroad Safety; Color Code
Abstract: Blue flag protection in the railroad industry provides safety to workers from the inadvertent movement of equipment on which they are working. Current Federal regulations provide...
Report Number
DOT/FRA/ORD-10/15