F1ANNEX ISAFETY REQUIREMENTS FOR NEW AND EXISTING PASSENGER SHIPS ENGAGED ON DOMESTIC VOYAGES
CHAPTER II-2FIRE PROTECTION, FIRE DETECTION AND FIRE EXTINCTION
PART BFIRE SAFETY MEASURES
8Protection of stairways and lifts in accommodation and service spaces (R 29)
NEW CLASS B, C AND D SHIPS:
.1All stairways shall be of steel frame construction, except where the Administration sanctions the use of other equivalent material, and shall be within enclosures formed of ‘A’ class divisions, with positive means of closure of all openings except that:
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a stairway connecting only two decks need not be enclosed, provided the integrity of the deck is maintained by proper bulkheads or doors in one between-deck space. When a stairway is closed in one between-deck space, the stairway enclosure shall be protected in accordance with the tables for decks in Regulations 4 and 5;
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stairways may be fitted in the open in a public space, provided they lie wholly within such public space.
NEW CLASS B, C AND D AND EXISTING CLASS B SHIPS:
.2Stairway enclosures shall have direct access with the corridors and be of a sufficient area to prevent congestion, having in view the number of persons likely to use them in an emergency.
NEW CLASS B, C AND D SHIPS: Within the perimeter of such stairway enclosures only public toilets, lockers of non-combustible material providing storage for safety equipment and open information counters are permitted.
Only public spaces, corridors, public toilets, special category spaces, other escape stairways required by Regulation II-2/B/6-1.5 and external areas are permitted to have direct access to these stairway enclosures.
NEW CLASS B, C AND D AND EXISTING CLASS B SHIPS:
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Lift trunks shall be so fitted as to prevent the passage of smoke and flame from one between-deck to another and shall be provided with means of closing so as to permit the control of draught and smoke.
Substituted by Commission Directive 2010/36/EU of 1 June 2010 amending Directive 2009/45/EC of the European Parliament and of the Council on safety rules and standards for passenger ships (Text with EEA relevance).