Polar icebreaking transit operation card: Ahead + astern ramming.
Formula
$$ \text{Op} = \text{Polar icebreaking transit} $$Symbol legend
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| $Polar icebreaking transit$ | Ahead + astern ramming | - | Polar Code / IACS PC |
Sources
- IMO Polar Code (MSC.385(94)).