Required section modulus of an ice-strengthened frame under FSICR ice-pressure load p_ice - quick rule-based scantling check for bow/ice-belt frames.
Formula
$$ Z = \frac{0.45 \cdot p \cdot s \cdot l^2}{\sigma} $$
Symbol legend
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| $p$ | Ice pressure | MPa | FSICR Table |
| $s$ | Frame spacing | m | structural drawing |
| $l$ | Span | m | frame length |
Sources
- FSICR 2017 Ch. 4.6.