Earlier quoted context omitted.
I could see a layperson like me thinking “yeah, thick concrete and fire doors; you’ll never need to fully evacuate”. I would expect architects, fire marshals, city planners, and other experts to see the obvious problem with this. Or at least one of them. It’a a single building. How do you build a plan around never needing to evacuate the place? It seems straightforward and appropriate to support a full evacuation str…
Apartment doors, walls and floors can withstand many hours of continuous burn. The building would never be on fire, at worst you’d have one apartment or one floors public areas on fire before it’s put out. If my apartment was on fire, no alarms would sound in the building, only within my apartment, it doesn’t matter to my neighbours. There’s certainly scenarios in which you might need to evacuate, like a bomb threat,…
24 stories of Grenfell were engulfed in an hour - the fire bypassed the doors, walls and floors, by going up the outside.
> The building would never be on fire
The entire building was on fire. 72 people died.
> The problem with Grenfell was that building regulations had been violated, at which point, all bets about safety are off.
Mistakes get made. Hence redundancy, like two staircases. If you're going to design for 'no mistakes ever made' then don't bother with any fire systems as a fire is a mistake in the first place.