On Sunday 19 September 2021, fire broke out in the auxiliary engine room on board the Finland registered roll-on/roll-off cargo ship Finnmaster while departing Hull, UK. The fuel source for the fire was identified as coming from a small-bore flexible hose that failed due to being overheated by an exhaust gas leak from the outboard turbocharger of auxiliary engine 2.
The flexible hose assembly was part of a modification made to the auxiliary engine alarm system more than 15 years prior to the fire. It was contrary to requirements and relevant guidance, as it was too long and had been routed close to hot surfaces. The hose had not been approved or surveyed by the classification society when it was installed. Continue reading “MAIB Safety Bulletin: Potential safety hazards from flexible hose installations”