
The MAIB has issued a second safety warning after a mooring line failure on board LNG tanker Zarga resulted in serious injury to a deck officer.
The Marine Accident Investigation Branch is carrying out an investigation into the mooring line failure on board LNG tanker Zarga while alongside South Hook LNG terminal, Milford Haven on 2 March 2015, which resulted in serious injury to a deck officer.
Close fitting jacketed synthetic fibre ropes with low twist constructions are more prone to failure under normal operating conditions than other mooring rope constructions. This is especially the case where the diameter to diameter (D:d) ratio between a ship’s deck fittings and its mooring ropes, is less than that recommended by the rope’s manufacturer. The nature of the close fitting jacket precludes visual inspection of the rope’s core for signs of degradation. Operators of vessels using close-fitting jacketed synthetic fibre mooring ropes are strongly advised to contact the rope’s manufacturer/supplier to:
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