Building with multiple storeys and skylights (vertical evacuation)

Sliding roof window © dakdidak.nl

In polders where water can remain for a long time after a flood due to a break in the dike, making sure that buildings have multiple storeys and skylights is useful for purposes of vertical evacuation. Roads become impassable and dangerous, causing horizontal evacuation to be difficult.

Vertical evacuation by building with multiple storeys and skylights - Source: atelier GROENBLAUW