Regulation 10 - Fixed pressure water-spraying fire-extinguishing systems in machinery spaces

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Statutory Documents - IMO Publications and Documents - Circulars - Maritime Safety Committee - MSC/Circular.847 – Interpretations of Vague Expressions and other Vague Wording in SOLAS Chapter II-2 – (Adopted on 12 June 1998) - Annex - Interpretations of Vague Expressions and Other Vague Wording in SOLAS Chapter II-2 - Part A - General - Regulation 10 - Fixed pressure water-spraying fire-extinguishing systems in machinery spaces

Regulation 10 - Fixed pressure water-spraying fire-extinguishing systems in machinery spaces

10 Reference to MSC/Circ.668

Reference is made to MSC/Circ. 668 - Alternative arrangements for halon fire-extinguishing systems in machinery spaces and pump-rooms, and amendments thereto contained in MSC/Circ.728 - Revised test method for equivalent water-based fire extinguishing systems for machinery spaces of category A and cargo pump-rooms contained in MSC/Circ.668

10.2 Areas for increased application rates

An indication of areas for which increased application rates may be required is given below:

Protected area	Application rate
Boiler fronts or roof, firing areas, oil fuel units, centrifugal separators (not oily water separators), oil purifiers and clarifiers	20 l/min
Hot oil fuel pipes near exhausts or similar heated surfaces on main or auxiliary diesel engines	10 l/min

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