SAFETY OF LIFE AT SEA C65 



Regulation 40 



Separation of Accommodation Spaces from Machinery, Cargo and Service 

 Spaces {Methods I, II and III) 



The boundary bulkheads and decks separating accommodation spaces 

 from machinery, cargo and service spaces shall be constructed as "' A " Class 

 divisions, and these bulkheads and decks shall have an insulation value to 

 the satisfaction of the Administration having regard to the nature of the 

 adjacent spaces. 



Regulation 41 



Deck Coverings {Methods I, II and III) 



Primary deck coverings within accommodation spaces, control stations, 

 stairways and corridors shall be of approved material which will not readily 

 ignite. 



Regulation 42 



Protection of Stairways in Accommodation and Service Spaces 

 {Methods I. II and III) 

 {a) Methods I and III 



(i) All 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 at all openings from the lowest accommodation deck at least to a 

 level which is directly accessible to the open deck, except that: — 



(1) a stairway connecting only two decks need not be enclosed, provided 

 the integrity of the deck is maintained by proper bulkheads or 

 doors at one level; 



(2) stairways may be fitted in the open in a public space, provided they 

 lie wholly within such public space. 



(ii) Stairway enclosures shall have direct communication with the 

 corridors and be of sufficient area to prevent congestion having in view the 

 number of persons likely to use them in an emergency, and shall contain as 

 little accommodation or other enclosed space in which a fire may originate 

 as practicable. 



Ch. 2 



