eLibrary Search
The FRA eLibrary contains all the documents that are found throughout the FRA Public Website. Multiple pages on the website may link to the same eLibrary item based on its set of metatdata.
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9
Nov
2022
Research Results
Utilization of Unmanned Aerial Vehicles in Accident Reconstruction
Subject
Grade Crossing Technology,
Highway-Rail Grade Crossings
Keywords: Photogrammetry, accident reconstruction, grade crossing, railroad safety, highway-rail grade crossing, train control
Abstract: The Volpe National Transportation Systems Center evaluated the effectiveness of using UAVs and photogrammetry software to expedite the accident reconstruction process.
Report Number
RR 22-37
Office
RDI-23
29
Aug
2022
Technical Reports
Feasibility of a Train Horn with Optimized Directivity: Environmental and Occupational Noise Benefit of an Ideal Train Horn
Subject
Grade Crossing Technology,
Highway-Rail Grade Crossings
Keywords: Horn, noise, highway-rail grade crossing, safety, environment, occupational, detectability, acoustic hailing device, rolling stock, train horn
Abstract: This views the feasibility of and suggests an acoustical specification for an optimized horn. Decibel of the horn inside vehicles was compared to the optimized horn and several...
Report Number
DOT/FRA/ORD-22/32
Office
RDI-22
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
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