The net width of evacuation stairs and walkways in hotels and restaurants should be calculated and determined according to the relevant evacuation width indicators specified in GBJl6 and GB50045 and the actual number of evacuees.

The minimum clear width of stairs and walkways of hotels and restaurants in single-storey and multi-storey civil buildings should not be less than1.1m; For hotels and restaurants in high-rise civil buildings, the minimum clear width of stairs should not be less than1.2m..