How many square meters does the hotel fire control require not to spray?

The construction area of any floor is less than 1500m? Or is the total construction area less than 3000m? Don't spray when you are working.

According to the code for fire protection design of buildings (GB 50016-2014 (version 2018)):

8.3.4

Except as otherwise specified in this specification and not suitable for waterproof or fire-fighting places, the following single-storey and multi-storey civil buildings or places should be equipped with automatic fire extinguishing systems, and automatic sprinkler systems should be adopted:

1, large class, first-class theater,1other theaters with more than 500 seats, halls or auditoriums with more than 2,000 seats, gymnasiums with more than 3,000 seats and more than 5,000 seats.

Indoor staff lounge and equipment room of People's Stadium;

2. The construction area of any floor is greater than 1500m? Or is the total construction area more than 3000m?

Exhibitions, shops, restaurants and hotels, as well as ward buildings, outpatient buildings and operating departments of the same building scale in hospitals;

3. The total construction area of the central air conditioning system of the return air duct (pipeline) is greater than.

3000m？ Office building, etc. ;

4. Libraries with more than 500,000 books;

5, large and medium-sized kindergartens, elderly care facilities;

6. The total construction area exceeds 500m? Underground or semi-underground shops;

7, set in the underground or semi-underground or above four floors (except swimming places), set in the first, second and third floors, and the construction area of any floor is more than 300m?

Entertainment places (except swimming places) for dancing and entertainment on the ground.

Extended data:

You can choose different nozzles according to different places:

1, drooping spray head.

Pendulous sprinkler is the most widely used sprinkler, which is installed on the water supply branch pipe in a pendulous way. Sprinkler is in the shape of a projectile, spraying 80 ~ 100% of the total water to the ground. Mainly used in places that do not need decoration, such as workshops, warehouses, parking garages, kitchens and other places.

2. Vertical nozzle.

It is suitable to be installed in warehouses and other places where there are many moving objects and collisions are easy to occur, and it can also be hidden on the roof in the interlayer of the ceiling of the room to protect the top boron of the ceiling with more combustible substances.

The vertical spray head is vertically installed on the water supply branch pipe, and the spray head is parabolic, spraying 80 ~ 100% of the total water downward, and part of it is sprayed to the ceiling.

3. Ordinary nozzles.

Suitable for restaurants, shops, warehouses, underground garages and other places. Ordinary sprinklers can be directly installed or hung on the sprinkler pipe network, spraying 40%-60% of the total water downwards and spraying a larger part to the ceiling.

Code for fire protection of building design —— Code for fire protection of building design GB500 16