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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
    19
Apr
2017
Reference Materials
Emergency Notification System (ENS) - Get Help! Use the Blue ENS Sign
Author
          Federal Railroad Administration

Subject
                    Emergency Notification Systems

**Keywords:** Flyer
    17
Dec
2015
Reference Materials
ENS Penalty Schedule

Subject
                    Emergency Notification Systems

**Keywords:** ENS, Penalty Schedule
    1
Sep
2005
Reports to Congress
Report to Congress: Costs and Benefits of Magnetic Levitation
Author
          Federal Railroad Administration

Subject
                    Maglev,
                    Evaluation,
                    Analysis

**Keywords:** Report to Congress: Costs and Benefits of Magnetic Levitation
**Abstract:** response to a Congressional request to compare the costs and benefits of magnetic levitation (Maglev) with those of other modes, this report provides technical background on this...
    1
Feb
2002
Other Reports
Spatial Analysis of Childhood Leukemia in Relation to 25-Hz and 60-Hz Magnetic Fields Along the Washington-New Haven Rail Line
Author
          William H. Bailey, Linda S. Erdreich, Lance Waller, Kathryn Mariano

Subject
                    Maglev

**Keywords:** Environmental Impact, Cancer, Northeast Corridor
**Abstract:** The failure to observe increased leukemia in laboratory animals with chronic exposures to a wide range of power frequency (50/60 Hz) magnetic field intensities contrasts with an...
Report Number
              DTR-S97-P-8059

  Office
              RRD

  Pagination
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