Marine Stability Criteria: ABS_rules
Marine intact and damage stability regulatory criteria from IMO, SOLAS, USCG, ABS, DNV, and ISO standards. Covers GZ righting arm areas, GM minimums, vanishing stability angles, weather criterion area ratios, and maximum heel angles for passenger ships, cargo ships, tankers, fishing vessels, offshore platforms, sailing yachts, and small craft in intact, one-compartment damage, and two-compartment damage conditions.
| criteria source | sk | condition | notes | parameter | required unit | required value (varies) | vessel type |
|---|---|---|---|---|---|---|---|
| ABS_rules | cargo_ship#GM_minimum#intact | intact | ABS minimum GM₀ = 0.150 m per IMO IS Code. | GM_minimum | m | 0.15 | cargo_ship |
| ABS_rules | cargo_ship#GZ_area_0_to_30#intact | intact | ABS Rules for Building and Classing Marine Vessels (2023) Part 3 Ch.3 Section 1: intact stability meets IMO IS Code 2008 minimum GZ area 0–30° ≥ 0.055 m·rad. | GZ_area_0_to_30 | m·rad | 0.055 | cargo_ship |
| ABS_rules | cargo_ship#GZ_area_0_to_40#intact | intact | ABS: GZ area 0–40° ≥ 0.090 m·rad. | GZ_area_0_to_40 | m·rad | 0.09 | cargo_ship |
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