Fire Pump Capacity (SOLAS)
Minimum fire pump capacity per SOLAS II-2 Reg 10: Q = (0.15·√(L·(B+D)) + 2.25)², capped at 180 m³/h.
Total required capacity
180.0m³/h
Per-pump minimum (80 % of total)
144.0m³/h
Formula, assumptions, and limits
Cargo ships ≥ 2 fire pumps; passenger ships ≥ 3. Each must deliver ≥ 80 % of the total required (minimum 25 m³/h). Emergency fire pump ≥ 40 % of main (SOLAS II-2 Reg 10 / FSS Code Ch.12).
Symbol legend
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| Rule length, beam, moulded depth | m | class certificate | |
| Total fire pump capacity | m³/h | result |