Fire rating-Refuse & laundry chutes and compactor room

Section 708.13.1 (Refuse and laundry chute enclosures) of building code stipulates that the shaft enclosure for refuse and laundry chutes shall be 2 hrs. The shaft opening not to open in corridors and shall be self closing. Section 708.13.3 (Refuse and laundry chute access rooms) of building code defines the guidelines for fire rating for …