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Anonymous users2024-01-24The door of the high-rise civil building must be installed with a fireproof door, and the elevator room and the gas and electricity pipes are generally outside the entrance door of the high-rise building.
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Anonymous users2024-01-23No, only the entrance doors of high-rise or small high-rise buildings are required to have Class B or above fire protection qualifications.
1.Specifically, it should be implemented in accordance with the "Code for Fire Protection Design of High-rise Civil Buildings", and the specific provisions are shown in Chapter 6, safe evacuation, and the door is generally set up with a Class A fire door.
2.In the past, the design of residential doors, generally no security measures, generally modified or installed into security doors by residents, this article requires that the design should use security doors, and it is advisable to integrate several functions such as insulation, anti-theft, fire prevention, and sound insulation in one door.
3.Some doors that open directly to the front room of the elevator should use Grade B fire doors to meet the premise of two stairs, otherwise they are also Grade A.
4.The use of fire doors is because most buildings have only one staircase, and the code requires two stairs, and the door of a staircase generally requires a Class A fire door.
5.The door of the house is always opened inward, which can avoid obstructing the traffic in the stairwell, and it is stipulated that the traffic should not be obstructed when opening outside, and measures such as enlarging the staircase landing, setting up large and small doors, and setting up a notch at the entrance can be used to ensure safe evacuation.
6.The doors of high-rise residential buildings should not be opened directly to the front room, and when there are real difficulties, part of the doors open to the front room should be Class B fire doors.
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There is no such provision in the building law, but the relevant design code stipulates that the entrance door must be opened outward, and it must be followed.
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According to the "High Regulations", if your door is not directly opened to the front room or the front room is shared, there is no fire protection requirement for the door; If it is a direct front room or a shared front room, a Class B fire door should be used.
The entrance door is inside the building and is not included in the exterior of the building.