Fire Rated Brick Veneer Walls
Brick veneer wall assemblies with wood stud backing routinely attain fire ratings of up to 2 hr.
Fire rated brick veneer walls. Fire resistance ratings of several brick masonry wall assemblies tested using astm e119 procedures are listed. Wider 150mm wide bricks can also be used in walls requiring lower sound transmission higher fire resistance levels and higher load bearing capacity depending on the specific brick properties. A 1 hour fire rating and a 2 veneer with a 1 air space for a 2 hour fire rating. Stud height not exceeding 3 0m spaced max.
102 mm brick wythe alone provides a 1 hr fire resistance rating for the exterior surface of the wall. For further information on fire resistance of brick see technical notes 16. U902 consists of a drainage wall with brick veneer and concrete masonry units and has a 4 hour rating. Figure 2 anchored brick veneer.
U418 and u425 vary in rating between ã to 2 hours and are brick veneer drainage walls with steel studs and gypsum sheathing and wallboard. I ve managed to track down a document from thinkbrick co nz which shows two way ratings for various constructions but there s no information about testing or data sources hoping to not have to just use a james hardie jhetgj system with brick veneer on top. But you can send us an email and we ll get back to you asap. 70mm or 90mm clay brick veneer timber frame gibboard fyreline fixed to winstones specification.
Balanced design building codes equivalent thickness fire fire resistance period fire resistance rating fire test. We re not around right now. Rated from sheeted side only one layer 10mm compressed fibrous cement sheeting applied to 90x35mm f5 studs at 450 600mm centres on the occupancy side of 110mm brick veneer wall. Just wondering if anyone has any fire rating info for brick veneer wall systems.
Bricks are classified according to how much 20 bricks together deviate from 20 times the work size this is known as the lay test. Light roof 4kn heavy roof 6kn lower storey 9kn design note tb3 fire resistant ratings february 2011 procedure 1. Maximum permissible loads per stud are. Fire rated materials fixing notes page 5 of 10 frl description sketch load bearing masonry and masonry veneer walls 60 60 60 note.
Fire hazard categories 1 and 2 4. A nominal 4 in. Item 2417850 model 6012060755.