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21
Jun
2022
Technical Reports
Framework for Wheel Life Model – Phase I
Subject
Track/Train Interactions
Keywords: Rolling contact fatigue, contact stress, crack growth, crack initiation, creep, fatigue strength, heat treatment, pearlite, wheel damage map, quenching, residual stress, S-660, shakedown, time-temperature-transformation, tread-braking
Report Number
DOT/FRA/ORD-22/25
Office
RDI-22
6
Nov
2020
Research Results
Automated Train Operations (ATO) Safety and Sensor Development
Subject
Autonomous
Keywords: Automated train operations, ATO, sensor platform, SP, locomotive onboard sensor platform, locomotive-borne sensor platform, autonomous, train, sensors
Report Number
RR 20-21
Office
RDI-23
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
10
Dec
2018
Technical Reports
Automated Vehicles at Highway-Rail Grade Crossings: Final Report
Subject
Autonomous,
Grade Crossing Technology
Keywords: Highway-rail grade crossings, Automated Vehicle, AV, autonomous vehicle, Connected Vehicle, connected automated vehicles, CAVs, Concept of Operations, ConOps, requirements, stakeholder engagement
Abstract: This report discusses automated vehicle (AV) interactions with grade crossings and proposes requirements for future AVs that would enable them to respond to crossings safely....
Report Number
DOT/FRA/ORD-18/39
Office
RDI-23
10
Sep
2018
Technical Reports
Material and Manufacturing Requirements for Freeze-Thaw Durable Concrete Railroad Ties, Appendices A Through C
Subject
Testing
Keywords: Concrete consolidation, air void system, freeze-thaw durability, concrete crosstie
Abstract: Appendix A documents additional rheological data taken on concrete during vibration; while Appendix B depicts the measured and predicted temperature and relative humidity of...
Report Number
DOT/FRA/ORD-18/31
Office
RDI-21