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23
May
2024
Reference Materials
Emergency Notification Systems Information Card
Subject
Emergency Notification Systems
Keywords: ENS, grade crossing
8
Oct
2019
Technical Reports
Acoustical Warning Devices as Emergency Warning Systems, Phase 1
Subject
Emergency Notification Systems,
Grade Crossing Technology
Keywords: Emergency warning, train horn, trespassers, music masking sounds, reaction time, acoustic warning device
Abstract: Acoustical warning devices are designed to warn trespassers of an approaching train. This study evaluated the urgency and detectibility of potential warning sounds.
Report Number
DOT/FRA/ORD-19/40
Office
RDI-23
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
8
Dec
2017
Accident Investigations
HQ-2017-1237 (Finalized)
Subject
Accident Investigations,
Freight Operations,
Hazardous Materials
Keywords: Accident Investigations, CSX, Hazardous Materials
Abstract: On December 8, 2017, at 2:08 p.m., EST, eastbound CSX Transportation (CSX) mixed freight Train Q40407, consisting of 3 locomotives and 141 cars (66 loads/75 empties), derailed 31...
Accident Date
Accident Type
Derailment (DRM)
Railroad Name
CSX Transportation
Location
Union, NJ
United States
Accident Number
HQ-2017-1237
Investigation Status
Finalized
29
Nov
2017
Technical Reports
Improved Concrete Crosstie and Fastening Systems for US High Speed Passenger Rail and Joint Corridors: Volume 1 – Project Summary Report
Subject
Freight Operations,
Passenger Rail
Keywords: Concrete crossties, fastening systems, flexural behavior, mechanistic design, infrastructure components, finite element modeling, field experimentation
Abstract: Rail corridors often experience a wide variety of passenger and freight train loads, track geometry characteristics, and environmental conditions. These factors must be considered...
Report Number
DOT/FRA/ORD-17/23
Office
RDI-21