May I ask if the restaurant area of 1800 square meters needs to be sprayed

Jiangsu "Design Code for Civil Construction and Fire Protection System": Catering buildings with centralized air conditioning and a total building area of more than 3,000 square meters are to be sprinkled.

Then close the "Building Regulations", and the restaurant covers an area of 1,800 square meters and does not need to be sprayed.

Jiangsu "Code for the Design of Water Fire Protection System for Civil Buildings": Catering buildings with centralized air conditioning and a total building area of more than 3,000 square meters are to be sprinkled.

Combined with the "Building Regulations", the restaurant covers an area of 1,800 square meters and does not need to be sprayed.

The following places should be equipped with automatic fire extinguishing systems, except for those who are not suitable for water protection or fire extinguishing and those otherwise specified in this code, automatic sprinkler fire extinguishing systems should be used:

1. The unpacking and flowering workshop of the cotton spinning mill with more than or equal to 50,000 spindles; Grading and carding workshops of hemp spinning mills with more than or equal to 5,000 spindles; Roasting stems and screening parts of the match factory; Pre-hairing, molding, slicing, and embossing parts of the foam plastic factory; Wood workshop covering an area of more than 1500m2; Single-storey and multi-storey shoemaking, garment, toys and electronics factories covering an area of more than 1,500 m2 or a total construction area of more than 3,000 m2; high-rise Class C workshop; Preparation of aircraft engine test benches; Class C underground plant with a construction area of more than 500m2;

2. Each warehouse covering an area of more than 1000m2 of cotton, wool, silk, hemp, chemical fiber, fur and its products; Each match warehouse with an area of more than 600 m2; empty pouch warehouses with a construction area of more than 500 m2 in postal buildings; Underground warehouse of combustible materials with a construction area of more than 500 m2; high-bay warehouses and high-rise warehouses (except cold storage) for combustible and non-combustible materials;

3 Theatres of the Grand Class, First Class or other classes with more than 1,500 seats; Auditoriums or auditoriums with more than 2,000 seats; a stadium with more than 3,000 seats; indoor personnel lounges and equipment rooms in stadiums with more than 5,000 people;

4. Exhibition buildings, shops, hotel buildings with a construction area of more than 1,500 m2 or a total construction area of more than 3,000 m2 on any floor, as well as ward buildings, outpatient buildings and operating departments of the same building scale in hospitals; Underground shops with a floor area of more than 500 m2;

5. Office buildings with centralized air conditioning systems with return air ducts (pipes) and a total construction area of more than 3000m2;

6. Above-ground singing, dancing, entertainment, screening, and amusement venues (except swimming venues) installed underground, semi-underground, or four or more floors above ground, or on the first, second, and third floors of a building with a construction area of more than 300 m2;

7 A library with a collection of more than 500,000 volumes.

You go to the fire consultation ah @ they are professional.