Definition(s)


Sequential Method

Sequential method – a process by which a ballast tank intended for the carriage of ballast water is first emptied and then refilled with replacement ballast water to achieve at least a 95 per cent volumetric exchange.

Source: Resolution MEPC.124(53), Guidelines for ballast water exchange (G6), 22 July 2005, International Maritime Organization. Regulatory Guidance

Source: Resolution MEPC.149(55), Guidelines for ballast water exchange design and construction standards (G11), 13 October 2006, International Maritime Organization. Regulatory Guidance

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