I am able to only guess from remarks listed here There are many of stairs to phases that do not comply with the IBC, and doubtless far more in worship buildings. Theatre consultants, like myself, would from time to time get about this by not including stairs to phase in https://seecontainer-kaufen92570.fireblogz.com/67585890/seecontainer-kaufen-things-to-know-before-you-buy