GB 50016-2014 (2018年版) 第5.5.21条
| The total net width of the room evacuation doors, safety exits, evacuation walkways and evacuation stairs on each floor of a public building shall be determined based on the number of evacuees, calculated at not less than 1.00 m per 100 persons. In high-rise hotel (hotel) buildings, the number of evacuees in the guest room portion shall be calculated at 2 persons per guest room; other portions shall be calculated by multiplying the floor area of each floor by the occupant density, with the occupant density taken as 0.5–1.0 persons/m².