Horizontal Exit 3 : An exit between adjacent areas on the same deck that passes through an A-60 Class boundary that is contiguous from side shell to side shell or to other A-60 Class boundaries
NFPA 301 Code for Safety to Life from Fire on Merchant Vessels, 2001 ed. https://www.nfpa.org/Assets/files/AboutTheCodes/30 1/301-A2012-ROP.pdf, (Code: Life Sfty from Fr on Merchant Vssl - Amer) {291 NFC}