Fire Barrier 05 : In facilities handling radioactive materials, a continuous vertical or horizontal construction assembly designed and constructed to limit the spread of heat and fire and to restrict the movement of smoke
NFPA 801 Standard for Fire Protection for Facilities Handling Radioactive Materials, 2008 ed. https://www.nfpa.org/Assets/files/AboutTheCodes/80 1/FIF-AAA_ROPagenda_6-11.pdf, (Std: Fr Prac for Faclty Hndlg Radioactive Mtrls - Amer) {348 NFC}