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18
Sep
2023
Environmental Review Documents
Brightline West - Las Vegas to Victor Valley NEPA Reevaluation: Attachment C: Biological Resources Technical Report
15
Sep
2023
Technical Reports
Vehicle Dynamics Models for Derailment Incident Investigation
Subject
Rolling Stock
Keywords: Derailment, freight car dynamics, vehicle dynamics, VAMPIRE simulations, vehicle track interaction, wheel rail interaction
Abstract: When investigating a train derailment, vehicle/track interaction (VTI) using vehicle dynamics simulations of the key vehicles in the derailed train can help identify specific...
Report Number
DOT/FRA/ORD-23/27
Office
RDI-22
15
Sep
2023
Technical Reports
Office Safety Checker for Moving Block Train Control Systems
Subject
Train Control
Keywords: Office Safety Checker (OSC), Quasi-moving block (QMB), Full Moving Block (FMB), Interoperable Train Control (ITC), Positive Train Control (PTC), Centralized Interlocking (CIXL)
Abstract: As part of a project sponsored by FRA, TTCI developed and analyzed a concept for the Office Safety Checker (OSC) component of the Moving Block Office (MBO), a segment of a...
Report Number
DOT/FRA/ORD-23/28
Office
RDI-23
15
Sep
2023
Technical Reports
Operational Performance and Reliability, Availability, and Maintainability Analysis Model (OPRAM) Development
Subject
Train Control
Keywords: Overlay Positive Train Control, Higher Reliability and Capacity Train Control, Enhanced Overlay PTC, Quasi-Moving Block, Full Moving Block, Reliability Availability and Maintainability, Operational Performance
Abstract: Transportation Technology Center, Inc. (MxV Rail) conducted a project for the Federal Railroad Administration (FRA) to complete the development of Operational Performance and...
Report Number
DOT/FRA/ORD-23/29
Office
RDI-23
15
Sep
2023
Research Results
Short Line Safety Institute: Testing the Fidelity of Its Robust Model
Subject
Human Factors
Keywords: freight railroads, regional railroads, short line railroads, safety culture assessment, safety culture measurement, state of rail industry
Abstract: The Short Line Safety Institute (SLSI) is dedicated to the continuous improvement of safety and safety culture across all short line and regional railroads in the United States...
Report Number
RR 23-18
Office
RDI-24