Additional Rules for Passenger Vessels

Additional Rules for Passenger Vessels
I.1 General
I.1.1 Application
These Rules are applied in additional to the Rules of D. to E.
I.1.2 Means of control
All controls indicated in D.7.2 as well as means of control for permitting release of smoke from machinery spaces
are to be located at one control position or grouped in as few positions as possible. Such positions are to
have a safe access from the open deck.
I.1.3 Ventilation ducts
Where in a passenger ship it is necessary that a ventilation duct passes through a main vertical zone
division, a fail-safe automatic closing fire damper shall be fitted adjacent to the division. The damper shall
also be capable of being manually closed from each side of the division. The operating position shall be
readily accessible and be marked in red light-reflecting colour. The duct between the division and the
damper shall be of steel or other equivalent material and, if necessary, insulated to the same standard as
the penetrated division. The damper shall be fitted on at least one side of the division with a visible indicator
showing whether the damper is in the open position.