Flooding and foundering of the trawler Ocean Quest (FR 375) 70 miles north-east of Fraserburgh on 18 August 2019.
At 0917 on 18 August 2019, the UK registered trawler Ocean Quest sank, 70 nautical miles north-east of Fraserburgh, Scotland. The loss resulted from a flood within the engine room that might not be introduced underneath management. As soon as the scenario turned untenable, the crew deserted the vessel and have been flown ashore to security in a coastguard helicopter.
The supply of the flooding has not been decided; nevertheless, the most probably trigger was assessed to have been a shell plating or hull weld failure beneath the principle engine. That is primarily based on the truth that water was seen welling up beneath the engine within the early levels of the emergency, and this was not an space the place any sea water valves or pipework existed. Moreover, sea water cooled equipment continued to run, strongly suggesting that there had not been a failure of sea water pipework. Ocean Quest had additionally been topic to earlier shell plating repairs after hull thickness surveys had detected vital erosion.
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It’s possible that the onboard pumping effort was not optimised regardless of the crew shortly beginning each the vessel’s normal service pumps for bilge pumping, and rigging the transportable submersible electrical pump. The utmost pumping capability of the final service pumps was not achieved as a result of the crew partially opened the ocean suction valves to assist prime the system, and so they have been then left open after the pumps began. This lowered the quantity of water being drawn from the bilge. Bilge pumping techniques are crucial to vessel security and their
operation have to be absolutely understood.
The onboard process to partially open the ocean suctions was a routine observe by Ocean Quest’s crew to prime the pump and the system when comparatively small quantities of bilge water was being pumped out. It’s crucial to differentiate between routine pumping and an emergency scenario, when the utmost pumping effort have to be achieved.
The crew of Ocean Quest had carried out common abandonment drills so have been effectively ready for that section of the emergency. The alarm was additionally raised as quickly because the scenario deteriorated, guaranteeing rescue belongings have been on scene on the earliest alternative.
Extract from The UK Service provider Delivery (Accident Reporting and Investigation) Laws 2012 – Regulation 5:
The only real goal of the investigation of an accident underneath the Service provider Delivery (Accident Reporting and Investigation) Laws 2012 shall be the prevention of future accidents by means of the ascertainment of its causes and circumstances. It shall not be the aim of an such investigation to find out legal responsibility nor, besides as far as is critical to realize its goal, to apportion blame.
This security flyer isn’t written with litigation in thoughts and, pursuant to Regulation 14(14) of the Service provider Delivery (Accident Reporting and Investigation) Laws 2012, shall be inadmissible in any judicial proceedings whose function, or considered one of whose functions is to attribute or apportion legal responsibility or blame.