> plate at a wall, below ground, and when removed, lets dirt from the outside fall in ..collapsed parking garage with four stories above you of reinforced conc

> plate at a wall, below ground, and when removed, lets dirt from the outside fall in ..collapsed parking garage with four stories above you of reinforced concrete rubble and knotted, melted, corkscrewed rebar? Respect the Swiss, they have a history of collectively trying harder than anyone else.