The IVR Association has published an information document explaining the hidden risks of biological corrosion and providing additional information on how to avoid bacteria that damages ship bilges. The technical leaflet Biological Corrosion focuses on a number of cases where the issue of leaking engine rooms seems to be more and more common as a result of this type of corrosion.
In recent years, an increasing number of cases of leaking engine rooms, caused by very local perforations of the ship’s plating have been noted. This happened despite the recent class renewal in which bottom inspection and thickness measurements showed that the plating was sound. In these cases, investigation reveals that the water ingress is by very local corrosion perforations. Continue reading “The hidden risks of destructive biological corrosion”
An Autonomous Underwater Vehicle (AUV) operates independently from the ship and has no connecting cables while ROVs are connected to an operator on the surface host ship by a load-carrying umbilical cable which provides communication and control.
An independent commission has released its report into the loss of the ferry Butiraoi in the South Pacific off the coast of Kiribati last year, finding that the vessel was “unsafe” and could reasonably be “expected” to sink in the conditions it experienced. 95 passengers and crew lost their lives when she broke up and sank off the atoll of Nonouti.
The amendments to SOLAS regulations III/3 and III/20, introducing mandatory new requirements for the maintenance and inspection of lifeboats and rescue boats, are entering into force on 1 January 2020, to ensure safety of life-saving appliances and equipment.
The second Safety Digest of the year, edition 2/2019, has been published by the Marine Accident Investigation Branch (MAIB). It features the outcome of 25 incidents and accidents in digest format presented in a 71 page pdf which can be downloaded (see below).