TablesC-4 Structural design for fire conditions
Temperatures in Structural Systems Under Fire Conditions
PDF page 671 · AISC 360-22
| Type of Assembly | εF |
|---|---|
| Member exposed on all sides | 0.7 |
| Floor beam: Embedded in concrete floor slab, with only bottom flange of beam exposed to fire | 0.5 |
| Floor beam, with concrete slab resting on top flange of beam | |
| • Flange width-to-beam depth ratio ≥ 0.5 | 0.5 |
| • Flange width-to-beam depth ratio < 0.5 | 0.7 |