Simple time-temperature curves like the or Hydrocarbon curve .
: Fire is treated as an "accidental action," meaning we don't expect it to happen every day, so we allow for different safety margins than for normal wind or weight. The Evolution of the "Design Fire" Fire design of steel structures: Eurocode 1: ac...
Known as , this document defines fire as an action . It doesn't tell you how to build a steel beam—it tells you how the fire will "attack" it. Thermal Actions : How hot the air gets. Simple time-temperature curves like the or Hydrocarbon curve
: How the loads (furniture, people, snow) change when the building is burning. It doesn't tell you how to build a
: These account for the size of the windows, the wall material, and how much fuel (desks, paper) is actually in the room.
: Used when a fire only affects one corner of a massive warehouse.
They are easy to use but often unrealistic because they never cool down. :