GroundRules
46 CFR 78.47-53: -53 Automatic ventilation dampers.
Where this section sits in the code
- Title 46—Shipping
- CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY
- SUBCHAPTER H—PASSENGER VESSELS
- PART 78—OPERATIONS
- Subpart 78.47—Markings for Fire and Emergency Equipment, Etc.
(a) The manual operating positions for automatic fire dampers in ventilation ducts passing through main vertical zone bulkheads shall be identified by red day light-reflecting letters at least 1/2 inch high “VENTILATION FIRE DAMPER.” In addition, the open and closed positions shall be similarly marked.
(b) [Reserved]
Collected 2026-08-27T02:26:22Z. Source file · JSON