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Highway-Rail Grade Crossings
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52550
  
  

  29
Aug
2022
Technical Reports
Feasibility of a Train Horn with Optimized Directivity: Environmental and Occupational Noise Benefit of an Ideal Train Horn
Author
          Federal Railroad Administration

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
    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
    3
Feb
2022
Technical Reports
In-Vehicle Auditory Alerts Literature Review
Author
          Federal Railroad Administration

Subject
                    Grade Crossing and Trespass Outreach/Education,
                    Highway-Rail Grade Crossings

**Keywords:** Highway-rail grade crossing, HRGC, in-vehicle auditory alerts, IVAA, auditory alerts, spatial auditory displays, human factors
**Abstract:** This literature review covers over 70 standards, research, and use cases on the design of in-vehicle auditory alerts (IVAAs) for highway-rail grade crossings (HRGCs).
Report Number
              DOT/FRA/ORD-22/05

  Office
              RDI-24
    19
Feb
2021
Technical Reports
Driver Behavior at Malfunctioning Crossing and Emergency Notification System Sign Awareness
Author
          Federal Railroad Administration

Subject
                    Highway-Rail Grade Crossings

**Keywords:** Highway-rail grade crossing, grade crossing, safety, driver behavior, ENS, Emergency Notification System
**Abstract:** FRA studied participants exposed to Emergency Notification System signs of different orientations (parallel and perpendicular to the tracks) and various highway-rail grade...
Report Number
              DOT/FRA/ORD-21/05

  Office
              RDI-23
    24
Aug
2020
Research Results
An Automated, Drone-Based Inspection System
Author
          Federal Railroad Administration

Subject
                    Grade Crossing Technology,
                    Highway-Rail Grade Crossings

**Keywords:** UAS, unmanned, aerial, drone, automated, grade crossing, infrastructure, railway, slope, vertical profile
**Abstract:** Researchers under SBIR contract developed a drone-based, automated grade crossing inspection system to check for humped conditions, vehicle sightlines and safety signage.
Report Number
              RR 20-14

  Office
              RDI-21

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