LSA Code - General Requirements of Lifebuoys & Lifejackets | SOLAS Chapter III

Master the essential SOLAS and IMO LSA Code requirements for Lifebuoys and Lifejackets. ​In this video, we break down the general technical and operational specifications outlined in Chapter II of the LSA Code (Personal Life-Saving Appliances). Whether you are preparing for your competency exams (Second Mate / Chief Mate Phase 1) or refreshing your practical maritime knowledge, this guide covers all critical dimensions, drop tests, buoyancy requirements, and mandatory attachments. ​📌 What We Cover: ​1. General Requirements for Lifebuoys (LSA Code 2.1) ​Dimensions (inner & outer diameter) ​Mass requirements (standard 2.5 kg vs. 4 kg MOB quick-release) ​Drop test limits and fire resistance ​Buoyancy tests (supporting 14.5 kg iron for 24 hours) ​Mandatory markings and grabline specifications ​Attachments: Self-igniting lights, smoke signals, and buoyant lifelines ​2. General Requirements for Lifejackets (LSA Code 2.2) ​Donning time and fire resistance standards ​In-water stability: Mouth clearance (120 mm), righting time (5 seconds), and backward inclination angle (20°–50°) ​Jump test safety requirements (4.5 m) ​Buoyancy loss limits (max 5% over 24 hours) ​Mandatory fittings: Whistle, lifting loop, buddy line, and lifejacket light specifications ​🔔 Useful Resources & References: ​IMO Life-Saving Appliances (LSA) Code (Resolution MSC.48(66)) ​SOLAS Chapter III Regulations ​If you found this breakdown helpful, don’t forget to Like, Share, and Subscribe for more nautical science and maritime exam preparation content! Leave any questions or topics you'd like covered next in the comments below. ​🏷️️ Tags / Keywords: ​#LSACode #SOLAS #MaritimeSafety #Lifebuoy #Lifejacket #NauticalScience #ChiefMate #SecondMate #MerchantNavy #ShipSafety