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15
Apr
2019
Technical Reports
Quasi-Static Research Testing of Workstation Tables
Subject
Occupant Protection,
Crashworthiness - Passenger Equipment,
Testing
Keywords: Passenger rail car, workstation tables, energy absorption, interior crashworthiness, train collision safety
Abstract: Sharma & Associates, Inc. (SA) performed quasi-static destructive loading tests on two different designs of passenger workstation tables in accordance with the requirements of...
Report Number
DOT/FRA/ORD-19/08
Office
RDI-22
1
Aug
2018
Research Results
Understanding the Splitting and Bursting Failure of Concrete Crossties
Subject
Analysis
Keywords: Pretensioned concrete crosstie, splitting crack, bursting crack, concrete release strength, prestressing wire, prestressing strand, bond strength, finite element analysis
Abstract: Under the sponsorship of the Federal Railroad Administration, finite element (FE) analyses were conducted at the Volpe National Transportation Systems Center (Volpe Center)...
Report Number
RR 18-12
Office
RDI-21
13
Jul
2018
Technical Reports
Discrete Element Modeling of Railroad Ballast Behavior
Subject
Laboratory,
Testing
Keywords: Ballast behavior, discrete element modeling, DEM, Discrete Element Method, triaxial test, fouling, dynamic train loading, ballast degradation and image analysis
Abstract: An innovative integrated computational-experimental laboratory testing framework has been developed at the University of Illinois at Urbana-Champaign to evaluate clean and fouled...
Report Number
DOT/FRA/ORD-18/20
Office
RDI-21
18
Dec
2017
Accident Investigations
HQ-2017-1239 (Finalized)
Subject
Accident Investigations,
Amtrak,
Human Factors,
Occupant Protection,
Passenger Rail
Keywords: derailment; Amtrak; DuPont, WA; Cascades passenger train service; fatalities; human factors
Abstract: At 7:33 a.m., PST, southbound National Railroad Passenger Corporation (Amtrak) Passenger Train Number 501 (Train 501) derailed in an 8-degree, 22-minute, left-hand curve at...
Accident Date
Accident Type
Derailment (DRM)
Railroad Name
Amtrak 501
Location
DuPont, WA
United States
Accident Number
HQ-2017-1239
Investigation Status
Finalized
26
Sep
2017
Technical Reports
Abdomen Impact Testing of the Hybrid III Rail Safety (H3-RS) Anthropomorphic Test Device
Subject
Occupant Protection
Keywords: Hybrid III Rail Safety, H3-RS, Anthropomorphic Test Device, ATD, workstation table, abdomen, biofidelity
Abstract: The Hybrid III Rail Safety (H3-RS) anthropomorphic test device (ATD) is a crash test dummy that was developed in the UK to evaluate abdomen and lower thorax injuries that occur...
Report Number
DOT/FRA/ORD-17/17
Office
RDI-22