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12
Apr
2022
Technical Reports
Intelligent Crossing Assessment and Traffic Sharing System (i-CATSS)
Subject
Grade Crossing Technology,
Highway-Rail Grade Crossings
Keywords: Crossing safety, crossing monitoring, first responders, delay time, train signal, artificial intelligence, train control
Abstract: Researchers developed i-CATSS to detect and predict highway-rail blockages and provide first responders with real-time information of traffic conditions at crossings.
Report Number
DOT/FRA/ORD-22/15
Office
RDI-23
5
Mar
2022
Accident Investigations
HQ-NS-2022-0305-1543
Subject
Accident Investigations
Keywords: Norfolk Southern Railway, NS, derailment, broken rim, catastrophic failure
Abstract: On March 5, 2022, at 1:58. a.m., EST, a Norfolk Southern (NS) freight train (Y92H202) derailed at Milepost 71 on the Northeast Corridor in Perryman, Maryland, resulting in 20...
Accident Date
Accident Type
Derailment (DRM)
Railroad Name
Norfolk Southern Railway (NS)
Location
Perryman, MD
United States
Accident Number
HQ-NS-2022-0305-1543
Investigation Status
Finalized
20
Feb
2022
Accident Investigations
HQ-2022-1521
Subject
Accident Investigations
Keywords: CSX, rear end collision, switch grinder, fatigue
Abstract: On Sunday, February 20, 2022, at 12:18 a.m., EST, a Loram Switch Grinder (RGS-9) collided with the rear-end Distributed Power Unit (DPU) of locomotive No. CSXT 3144, of train...
11
Feb
2022
Technical Reports
Acoustical Warning Device for Locomotive Horns
Subject
Grade Crossing Technology
Keywords: Acoustic Warning Device, AWD, air horn, variable directivity, grade crossing, sound beam steering, speaker array, locomotive, detectability, noise reduction
Abstract: This summarizes the R&D of a variable directivity Acoustic Warning Device (AWD) used as a locomotive horn and a GPS to control an arrangement of directional loudspeakers....
Report Number
DOT/FRA/ORD-22/08
Office
RDI-22
8
Feb
2022
Research Results
Railroad Trespass Detection Using Deep Learning-Based Computer Vision
Subject
Grade Crossing Modeling and Simulation,
Grade Crossing Technology,
Highway-Rail Grade Crossings
Keywords: Automated railroad trespass detection, artificial intelligence, AI, machine learning, railroad trespassing, grade crossing violations, railroad safety
Abstract: FRA has sponsored research to develop an AI software application for automating the detection of grade crossing violations and trespassing activities from static camera feeds...
Report Number
RR 22-04
Office
RDI-23