Canada’s Transportation Safety Board (TSB) issued an investigation report on a possible bottom contact involving the bulk carrier ‘Maccoa’ in Kahnawake, Quebec, in November 2018. TSB noted that when a vessel approaches a Seaway lift bridge and the bridge cannot be raised to allow the vessel to pass, the vessel’s master or pilot must take appropriate action to avoid passing the limit of approach sign.
The incident
On 6 November 2018, at 0935, the Maccoa left the Saint-Lambert Lock, making speed of...
https://safety4sea.com/lessons-learned-possible-bottom-contact/