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3
May
2017
Technical Reports
Quantification of the Sensitivity of Two Prevalent Track Inspection Systems
Subject
Rail and Infrastructure Integrity
Keywords: Track inspection, inspection systems, inspection methodologies, optimal inspection, risk-based inspection, signal detection theory
Abstract: This report uses signal detection theory to quantify the sensitivity of two common track inspection systems (manual visual inspection via a hi-rail vehicle and automated track...
Report Number
DOT/FRA/ORD-17/03
Office
RDI-21
1
Mar
2017
Technical Reports
Reporting of Suicide and Trespass Incidents by Online Media in the United States
Subject
Trespasser Programs
Keywords: : Railroad, suicide, trespass, media, reporting, suicide contagion, Werther effect
Abstract: : The reporting of a suicide death in the media has the potential to increase imitative suicide attempts for vulnerable individuals who read the article, a phenomenon known as...
Report Number
DOT/FRA/ORD-17/02
Office
RDI-24
13
Jan
2017
Technical Reports
Weld Repair of Manganese Frogs for Enhanced Performance
Subject
Best Practices,
Rail and Infrastructure Integrity,
Track
Keywords: Reciprocating wire feed, constant voltage, Flux-Cored Arc Welding, heat-affected zone, radiographic testing, Shielded Metal Arc Welding, ultimate tensile strength, yield strength.
Abstract: When special trackwork contact surfaces (such as manganese-steel turnout frogs) become worn and damaged, they can be repaired to extend their lifetime, but current repair...
Report Number
DOT/FRA/ORD-17/01
Office
RRD
16
Jul
2014
Technical Reports
Trespass Prevention Research Study – West Palm Beach, FL
Subject
Accident Reduction,
Enforcement,
Highway-Rail Grade Crossings,
Signal and Train Control,
Trespass Countermeasures,
Trespasser Programs
Keywords: Railroad trespass, trespass prevention, accident reduction, alternative safety measures, education and enforcement, highway-rail intersections, safety, video data, violation reduction
Abstract: Researchers implemented existing FRA and Transport Canada trespass prevention guidance citywide to demonstrate potential benefits and discuss lessons learned.
Report Number
DOT/FRA/ORD-14/19
Office
RRD
8
Jul
2014
Technical Reports
A Study of the Use of Bio-Based Technologies (Lubricant and Grease) in Railroad Applications
Subject
Environmental Protection,
Freight Operations,
Rail and Infrastructure Integrity,
Rolling Stock,
Track
Keywords: bio-based, biodegradable, rail curve grease, grease, rolling stock, lubrication, friction reduction, mineral oil-based grease, hydraulic oil
Abstract: The objective of the project was to study the efficacy of using bio-based lubricant and grease technologies in railroad applications (locomotives and maintenance of way equipment...
Report Number
DOT/FRA/ORD-14/11
Office
RRD