Control circuits.

  1. Law
  2. CFR 49
  3. Transportation
  4. Other Regulations Relating to Transportation
  5. Federal Railroad Administration, Department of Transportation
  6. Grade Crossing Safety
  7. Maintenance, Inspection, and Testing
  8. Maintenance Standards
  9. Control circuits.

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§ 234.203 Control circuits.

All control circuits that affect the safe operation of a highway-rail grade crossing warning system shall operate on the fail-safe principle.


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