ANNEX

INTERPRETATIONS OF VAGUE EXPRESSIONS AND OTHER
VAGUE WORDING IN SOLAS CIIAPTER II-2

Regulations II-2/23 and 42        Structure

23.2.1	and 42.2
Insulation of aluminium decks and interpretation of  “load-bearing divisions”

If an aluminium deck is tested with insulation installed below the deck, then the result will apply to decks which are bare on the top. Aluminium decks may not be provided with deck coverings or insulation on the top unless tested with the deck covering or insulation included, to verify that the 200 0C temperature of the aluminium is not exceeded.”

Regulation II-2/30 - Openings in “A” class divisions

30.4.6	  Lift door indicators located in continuously manned central control station
	Lift door indication signals should meet the following:
.1	the signal showing that “A” class lift doors are in the closed position should be activated only when the order to close the main fire doors has been given by the continuously manned central control station;

.2	when there are several lifts giving access to the same stairway, the lift door indicators located in the continuously manned central control station should be capable of indicating that all the lift doors giving access to the same landing are properly closed. This indication should be shown on the panel; and

.3	when an order to close the main fire doors is given, the same order should also stop the lifts from operating by sending them to a pre-specified deck, to be determined on a case-by-case basis according to the ship’s design. In addition, those inside the lift should be able to order the lift doors open while those outside the lift should not be able to do so.