NEW CLASS B, C AND D AND EXISTING CLASS B SHIPS:
Drills for the operating of the watertight doors, sidescuttles, valves and closing mechanisms of scuppers shall take place weekly. All watertight doors in main transverse bulkheads, in use at sea, shall be operated daily. The watertight doors and all mechanisms and indicators connected therewith, all valves, the closing of which is necessary to make a compartment watertight, and all valves the operation of which is necessary for damage control cross-connections shall be periodically inspected at sea at least once a week. Such valves, doors and mechanisms shall be suitably marked to ensure that they may be properly used to provide maximum safety.
← 21 Marking, periodical operation and inspection of watertight doors, etc. (R 24) · All articles · .1 →
Source: EUR-Lex (Cellar) · retrieved 2026-11-10 · Text as adopted (Official Journal); later amendments are not incorporated in this text.