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52550
  
  

  19
Mar
2021
Technical Reports
Acoustical Warning Devices as Emergency Warning Signals, Phase 2
Author
          Federal Railroad Administration

Subject
                    Rolling Stock

**Keywords:** Emergency Warning Signal, EWS, train horn, trespassers, music masking sounds, reaction time, Acoustic Warning Device, AWD, music, listening, rolling stock

Report Number
              DOT/FRA/ORD-21/13

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