Not sure this was a mistake by the authorities in charge or a common scenario as the people in the video seem to think it normal by their lack of panic and carry-on attitude:
Whatever, it looks highly dangerous to me... very VERY strange!!!
I think a lot of things are different wherever there isn't a cultural need to find someone else at fault for everything.
Trains comming. Going to get wet around here. Better move.
Fear of liability dictates our lives, business......everything.