The second floor of a high school library has classrooms, conference rooms, office spaces, and two staircases on opposite ends of the floor. The school board has decided to remodel the second floor to add an automatic fire sprinkler system and an emergency communication system. They also wish to expand the space by removing partition walls between the library and the adjacent unused building. With the new addition, the office space will increase by 20%, and classroom areas will increase by 30%. Based on the current areas per use given below, what is the minimum required stair width of the new space?
𝐂𝐮𝐫𝐫𝐞𝐧𝐭 𝐀𝐫𝐞𝐚𝐬:
○ Classrooms: 1860 SF
○ Conference Rooms: 800 SF
○ Office: 1150 SF
https://codes.iccsafe.org/content/IBC2021P2
Select one of the following: