China Naming Network - Ziwei Dou Shu - Does Code for Fire Protection Design of Buildings 7.4. 12 stipulate that the entrance door must be opened outwards? Is the number of people outside Class A and Class B factories aimed at factories?
Does Code for Fire Protection Design of Buildings 7.4. 12 stipulate that the entrance door must be opened outwards? Is the number of people outside Class A and Class B factories aimed at factories?
In most cases, the entrance door must be opened inside, and opening the door outside is extremely dangerous;
Outside the door, the evacuation passage is occupied, which hurts the escape flow; The ancients said in feng shui that wealth is scattered outside the door and wealth is gathered inside the door. In fact, they are telling everyone not to open the door in a feudal superstitious way.