Immersion Suit & Anti-Exposure Suit Requirements | LSA Code - MMD Exam / Orals

A complete guide breaking down the statutory requirements for Immersion Suits and Anti-Exposure Suits (AES) in accordance with SOLAS Chapter III and the LSA Code (Chapter II). ​Whether you are preparing for your Competency Examinations (2nd Mates / Chief Mates / Orals) or looking to refresh essential shipboard safety knowledge, this video covers key technical specifications, thermal protection limits, and operational standards mandated by the IMO. ​What is covered in this video: ​Immersion Suit Regulations (LSA Code Section 2.3): ​Donning time and unpackaging requirements (unassisted within 2 minutes) ​Thermal insulation standards (preventing body core temperature drop exceeding 2°C in calm water at 0°C to 2°C for 6 hours) ​Jump test specifications (safe entry from a minimum height of 4.5 meters) ​Buoyancy, stability, and righting capability (turning face-up within 5 seconds) ​Dexterity requirements (picking up a pencil and writing after 1 hour in cold water) ​Retro-reflective tape, whistle, and light specifications ​Anti-Exposure Suit (AES) Regulations (LSA Code Section 2.4): ​Primary design purpose and applications (rescue boat crews and marine evacuation party) ​Field of vision and physical agility requirements (climbing vertical ladders at least 5 m) ​Thermal insulation limits (preventing body temperature drop exceeding 1.5°C after 1 hour in water at 5°C) ​Inherent buoyancy and integrated pocket for equipment ​Key Differences & Comparison: ​Thermal endurance: 6 hours vs. 1 hour ​Working agility and maneuverability comparisons ​SOLAS carriage requirements aboard merchant vessels