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52550
  
  

  25
Jun
2012
Technical Bulletins
Guidance Regarding the Appropriate Process for the Inspection of Highway-Rail Grade Crossing Warning System Pre-emption Interconnection with Highway Traffic Signals
Author
          Office Of Railroad Safety

Subject
                    Signal and Train Control

**Keywords:** S-12-01; Pre-emption Interconnections; Grade Crossing Warning System

Bulletin Number
              S-12-01

  Discipline
              Signal and Train Control
    11
Mar
2009
Technical Bulletins
New Source/Defect Codes for Electronically Controlled Pneumatic Brake Equipment Inspections and New Inspection Report Requirements on Out-Shopped Locomotives and Cars
Author
          Office of Railroad Safety

Subject
                    Motive Power and Equipment

**Keywords:** Out-shopped Inspection Activity; Brake Defect Codes

Bulletin Number
              MP&E 09-02

  Discipline
              Motive Power and Equipment
    12
Feb
2009
Technical Bulletins
Train Riding Defects
Author
          Edward W. Pritchard

Subject
                    Operating Practices



Bulletin Number
              OP-09-01

  Discipline
              Operating Practices
    11
Feb
2009
Technical Bulletins
Clarification Regarding the Necessary Approval for Signal-Related Results of Inspections and Tests
Author
          Office of Railroad Safety

Subject
                    Signal and Train Control

**Keywords:** 49 CFR part 234; S&TC specialist

Bulletin Number
              S-09-01

  Discipline
              Signal and Train Control
    22
Jul
2008
Technical Bulletins
Clarification Regarding the Application of the Requirements Associated with Warning Time Testing of Highway-Rail Grade Crossing Active Warning Systems
Author
          Office of Railroad Safety

Subject
                    Signal and Train Control

**Keywords:** prescribed warning time; basic single track location; double track location; turnout; crossover

Bulletin Number
              S-08-02

  Discipline
              Signal and Train Control

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