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52550
  
  

  10
Jan
2005
Technical Bulletins
Dual power switch locations and individual train detection
Author
          Office of Railroad Safety

Subject
                    Signal and Train Control

**Keywords:** manual interlocking; convey switch ; hand/power switch ; dual control switch

Bulletin Number
              G-05-11

  Discipline
              Roadway Worker Protection U.S. DEPARTMENT OF TRANSPORTATION

**Federal Railroad Administration**

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