fire resistance
 

fire resistance
i have a project where we are trying to use an existing multi-wythe brick wall approximately 17'' wide as a 3hr rated fire wall. is there a numerical procedure for determining the hourly rating for a wall of this construction? the wall is about 100 yrs old.
check out our whitepaper library.
check out the procedures outlined in "technical notes 16b - calculated fire resistance" published by the brick industry of america (
chapter 9 of the ibc gives you prescritive data.