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52550
  
  

  8
Oct
2019
Technical Reports
Acoustical Warning Devices as Emergency Warning Systems, Phase 1
Author
          Federal Railroad Administration

Subject
                    Emergency Notification Systems,
                    Grade Crossing Technology

**Keywords:** Emergency warning, train horn, trespassers, music masking sounds, reaction time, acoustic warning device
**Abstract:** Acoustical warning devices are designed to warn trespassers of an approaching train. This study evaluated the urgency and detectibility of potential warning sounds.
Report Number
              DOT/FRA/ORD-19/40

  Office
              RDI-23
    23
Feb
2018
Technical Reports
Unmanned Aircraft System Applications in International Railroads
Author
          Federal Railroad Administration

Subject
                    Intelligent Railroad Systems

**Keywords:** Unmanned Aerial Vehicles, UAV, Unmanned Aircraft Systems, UAS, international railroad, Beyond Visual Line of Sight, BVLOS, ground penetrating radar, UAS technology
**Abstract:** This report summarizes the current uses and issues associated with Unmanned Aircraft Systems (UAS) in railroad applications, and provides the use cases employed by railroads.  The...
Report Number
              DOT/FRA/ORD-18/04

  Office
              RDI-21
    8
Aug
2017
Research Results
A Preliminary Design for a Heads-Up Display for Rail Operations
Author
          Federal Railroad Administration

Subject
                    Intelligent Railroad Systems

**Keywords:** CTILWEB, Heads-Up Display, situation awareness, engineer, locomotive, hybrid Cognitive Task Analysis, information requirements, head/body tracking
**Abstract:** This research project designed a locomotive Heads-Up Display (HUD), a secondary display that helps the operator locate possible hazards in the surrounding environment while...
Report Number
              RR 17-08

  Office
              RDI-24
    23
Jul
1999
Technical Reports
Report for the Workshop on ITS Standards for the Highway-Rail Intersection July 22-23,1999 Arlington Virginia
Author
          Federal Railroad Administration; Richard J. Weiland

Subject
                    Intelligent Railroad Systems

**Keywords:** ITS Standards, Highway-rail intersection, Railroad crossings
**Abstract:** The objective of the ITS HRI Standards Workshop was to characterize and move the development process forward toward the establishment of industry concensus standards for the use...
Report Number
              FRA/RRS-00/01

  Office
              RRS-23
    1
Jan
1999
Reports to Congress
The Department of Transportation on Civilian Use of the Global Positioning System (GPS): The Nationwide Differential Global Positioning System and Additional Civilian GPS Signals
Author
          Federal Railroad Administration

Subject
                    Intelligent Railroad Systems

**Keywords:** NGPS, Department of Defense, Railroad Technology
**Abstract:** The U.S. Department of Transportation (DOT), in its role as the lead agency within the U.S. Government for all Federal civilian Global Positioning System (GPS) matters, is...

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