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30
Apr
2013
Technical Reports
Load Environment of Rail Joint Bars – Phase I Effects of Track Parameters on Rail Joint Stresses and Crack Growth
Subject
Track,
Tracks & Structures,
Track/Train Interactions
Keywords: rail joint bars, insulated joints, joint failures
Abstract: The load environment of joint bars was assessed under a variety of loading and track conditions. Bending stresses, thermal stresses, and residual stresses were measured on...
Report Number
DOT/FRA/ORD-13/24
Office
RRD
25
Apr
2013
Technical Reports
Passenger Train Emergency Systems: Review of Egress Variables and Egress Simulation Models
Subject
Emergency Preparedness,
Passenger Rail
Keywords: Egress computer models, egress simulations, emergency egress, emergency evacuation, emergency preparedness, exits, Federal Railroad Administration, passenger rail, passenger trains, railroads, transportation
Abstract: Federal Railroad Administration (FRA) regulations are intended to ensure the safe, timely, and effective evacuation of intercity and commuter rail passengers when necessary during...
Report Number
DOT/FRA/ORD-13/22
Office
RRD
25
Apr
2013
Technical Reports
Application of Welded Steel Sandwich Panels for Tank Car Shell Impact Protection
Subject
Hazardous Materials
Keywords: Tank car, impact, protective panel
Abstract: This report describes research conducted to examine the application of sandwich structure technology to provide protection against the threat of an indenter striking the side or...
Report Number
DOT/FRA/ORD-13/19
Office
RRD
25
Apr
2013
Technical Reports
Crippling Load Test of Budd Pioneer Car 244, Test 3
Subject
Facilities & Test Equipment,
Passenger Rail
Keywords: Passenger car, compressive load test, crippling
Abstract: This report summarizes Test 3, a crippling load test on Budd Pioneer Car 244, conducted on June 28, 2011. Before the crippling load test, Transportation Technology Center, Inc.,...
Report Number
DOT/FRA/ORD-13/23
Office
RRD
25
Apr
2013
Technical Reports
Research and Development of Ultrasonic Tomography Technology for Three-Dimensional Imaging of Internal Rail Flaws: Modeling and Simulation
Subject
Track,
Tracks & Structures
Keywords: High-speed rail, rail flaws, tomographic imaging, ultrasonic testing, Finite Element Analysis, digital signal processing
Abstract: This report covers the work performed under the FRA High-Speed BAA 2010–2011 program to demonstrate the technology of ultrasonic tomography for 3-D imaging of internal rail flaws...
Report Number
DOT/FRA/ORD-13/20
Office
RRD