Section 8(4) in The Merchant Shipping (Fire Appliances) Rules, 1969
(4)In every such ship, there shall be provided in the machinery space a fire smothering gas installation complying with the requirements of rule 40, or a pressure water spraying system complying with the requirements of rule 41, or a foam fire extinguishing installation complying with the requirements of rule 42.Explanation. - For the purposes of this sub-rule, engine room and boiler room shall be regarded as a single area if they are not separated from each other by a bulkhead, and fuel oil may drain from the boiler room into the engine room bilges.
