Hull Construction Regulations
158 (1) Every door in an “A” Class division or “B” Class division shall be in accordance with TP 439, Structural Fire Protection Standards: Testing and Approval Procedures, as amended from time to time, and shall have a fire rating that is at least equal to the fire rating of the division in which the door is fitted.
(2) Every door in a machinery space that gives direct access into an accommodation space shall be self-closing and of gas-tight construction.
(3) No door that is required under this Part to be self-closing shall be fitted with a hold-back hook but such doors may be fitted with a hold-back system of a fail-safe type that is capable of being released at the door and from the wheelhouse.
(4) Doors having a ‘B’ Class fire rating fitted in corridor bulkheads may have ventilation openings but stairway enclosure doors shall not have such openings.
- SOR/78-605, s. 3
- SOR/83-521, s. 4
- SOR/95-254, s. 17
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