CIBSE Guide E | Ch. 7 | Eq. 7.2

Capacity of a stair for simultaneous evacuation

Capacity of a stair for simulataneous evacuation, subject to minimum stair widths

Reference

CIBSE (Chartered Institution of Building Services Engineers), 2019. CIBSE Guide E: Fire Safety Engineering. 4th edn. London: CIBSE.

Equations

P = 200 \cdot w + 50 \cdot (w - 0.3) \cdot (n - 1)