Check pilot-ladder rigging height against SOLAS V Reg 23 - ladder length when freeboard exceeds 9 m requires combination with accommodation ladder.
Formula
$$ \text{If } h_\text{freeboard} > 9 \text{ m: combination ladder} $$Symbol legend
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| $h_\text{freeboard}$ | Freeboard at boarding station | m | draft + hull depth |
Sources
- SOLAS V Reg 23.
- IMO Res A.1045(27).