Tables4 structural design for fire conditions
Concrete Floor Slabs on Steel Deck
PDF page 333 · AISC 360-22
| Coefficient | Coefficient Value | |
|---|---|---|
| Normal weight concrete | Lightweight concrete | |
| a0 | 38.6 min | 68.7 min |
| a1 | -5.08 min/in. (-0.2 min/mm) | -36.58 min/in. (-1.44 min/mm) |
| a2 | -1.45 min/in. (-0.057 min/mm) | -2.79 min/in. (-0.11 min/mm) |
| a3 | -3.30 min/in. (-0.13 min/mm) | -12.70 min/in. (-0.5 min/mm) |
| a4 | -2.08 min/in. (-0.082 min/mm) | 20.07 min/in. (0.79 min/mm) |
| a5 | -118.1 min | -784.2 min |
| a6 | 4.06 min/in.2 (0.0063 min/mm2) | 8.84 min/in.2 (0.014 min/mm2) |
| a7 | 1.48 min/in.2 (0.0023 min/mm2) | 3.61 min/in.2 (0.0056 min/mm2) |
| a8 | 1.87 min/in.2 (0.0029 min/mm2) | 3.68 min/in.2 (0.0057 min/mm2) |
| a9 | 0 | -2.39 min/in.2 (-0.0037 min/mm2) |
| a10 | 263.1 min/in. (10 min/mm) | 444.5 min/in. (18 min/mm) |
| a11 | 1.16 min/in.2 (0.0018 min/mm2) | 2.06 min/in.2 (0.0032 min/mm2) |
| a12 | 0 | -3.42 min/in.2 (-0.0053 min/mm2) |
| a13 | 0 | 91.44 min/in. (3.6 min/mm) |
| a14 | -0.65 min/in.2 (-0.001 min/mm2) | -0.97 min/in.2 (-0.0015 min/mm2) |
| a15 | 0 | 42.42 min/in. (1.67 min/mm) |
| a16 | 0 | -66.04 min/in. (-2.6 min/mm) |