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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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52550
  
  

  9
Nov
2022
Research Results
Utilization of Unmanned Aerial Vehicles in Accident Reconstruction
Author
          Federal Railroad Administration

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
    8
Feb
2022
Research Results
Railroad Trespass Detection Using Deep Learning-Based Computer Vision
Author
          Federal Railroad Administration

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
    14
Jan
2022
Research Results
Evaluating Crowdsourced Data from Waze for Rail Safety
Author
          Federal Railroad Administration

Subject
                    Grade Crossing Technology,
                    Highway-Rail Grade Crossings

**Keywords:** Waze, crowdsourced data, railroad safety, grade crossing, blocked crossing
**Abstract:** FRA sponsored a research project to explore the potential uses of WAZE data to increase safety at grade crossings.
Report Number
              RR 22-02

  Office
              RDI-23
    29
Nov
2021
Research Results
Line-of-Sight Analysis Using Drones and Photogrammetry
Author
          Federal Railroad Administration

Subject
                    Grade Crossing Technology,
                    Highway-Rail Grade Crossings

**Keywords:** Photogrammetry, line-of-sight, grade crossing, railroad safety
**Abstract:** FRA evaluated the effectiveness of using drones and photogrammetry software to conduct line-of-sight analyses of selected grade crossings. Researchers selected crossings with...
Report Number
              RR 21-23

  Office
              RDI-23
    30
Jul
2021
Research Results
Rail Crossing Violation Warning Application – Phase II
Author
          Federal Railroad Administration

Subject
                    Grade Crossing Technology,
                    Highway-Rail Grade Crossing Warning Systems

**Keywords:** Grade crossing, Connected Vehicles, CV, Dedicated Short-Range Communications, DSRC, Global Navigation Satellite Systems, GNSS, real-time kinematic, RTK, Institute of Electrical and Electronics Engineers, IEEE 1570, Rail Crossing Violation Warning, RCVW, t
**Abstract:** Using Connected Vehicle ideas, the Rail Crossing Violation Warning system design can potentially enhance and transform rail crossing safety.
Report Number
              RR 21-12

  Office
              RDI-23

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