Interesting bit of film in this article… tunnels 5 metres down… Anyone aware of any facilities in the area that might need some sort of water ingress/outflow? Failing that are we talking basement areas on a dock? On full on cynical, are these smuggling tunnels?

https://news.sky.com/story/this-is-ground-zero-sky-news-enters-epicentre-of-disaster-with-first-international-rescue-teams-12043827

note: also posted in UK bread because this one was apparently taking its time..