.) ? Vent outlets for cargo loading, discharging and ballasting shall: – Permit the free flow of vapour mixtures, or – Permit the throttling of the discharge of the vapour mixtures to achieve a velocity >= 30 m/s; – Be so arranged that the vapour mixture is discharged vertically upwards ? Where the method is by free flow the outlets shall be located at : – Height > 6 m above deck – More than 10 m apart from any air in takes for confined spaces containing possible sources of ignition and from deck machinery ? Where the method is by high-velocity discharge , the outlets shall be located at – Height > 2 m above deck – More than 10 m from the nearest air intakes and from deck machinery – The outlets shall be provided with high-velocity devices Part C. Suppression of Fire
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