How to quickly judge what kind of dangerous house it belongs to in fire fighting equipment?

The following is arranged by others, so I borrowed flowers to offer Buddha. In fact, it is introduced in detail in the Code for Design of Automatic Sprinkler System. For reference only.

Fire hazard level-mild hazard level: hotels and office buildings with a building height of 24m or less; Only the buildings in the closed system are set in the walkways.

Fire hazard level-medium hazard level:

class A

L) High-rise civil buildings: hotels, office buildings, comprehensive buildings, postal buildings, financial and telecommunications buildings, command and dispatch buildings, radio and television buildings (towers), etc.

2) Public buildings (including single-storey and multi-storey buildings): hospitals and sanatoriums; Libraries (except stacks), archives and exhibition halls (halls); Theater, concert hall, auditorium (except stage) and other places of entertainment; Construction of railway stations, airports and docks; Shopping malls with a total construction area of less than 5000m2, underground shopping malls with a total construction area of less than 1000m2, etc.

3) Cultural heritage buildings: ancient wooden buildings, national cultural relics protection units, etc.

4) Industrial buildings: workshops for preparing materials for food, household appliances, glass products and other factories; Cold storage, steel roof truss and other building components.

Grade Ⅱ

1) Civil buildings: stacks, stages (except grape stands), car parking lots, shopping malls with a total construction area of 5000m2 or above, underground shopping malls with a total construction area of 1000m2 or above, etc.

2) Industrial buildings: material preparation and production workshops of cotton, wool, hemp, chemical fiber textiles, fabrics and products, wood, wood and plywood, grain processing, tobacco and products, drinking wine (except beer), leather and products, paper and paper products, pharmaceuticals and other factories.

Fire hazard level-serious hazard level

First-class printing plant, preparation workshop of alcohol products, flammable liquid products and other factories.

Class II flammable liquid spraying operation area, solid flammable materials, flammable aerosol products, solvents, paints, asphalt products and other factories, as well as production workshops, studios and the lower part of the stage "grape trellis".

Fire hazard level-warehouse hazard level

Category I food, tobacco and alcohol; Non-combustible articles packed in wooden cases and cartons, shelf areas of warehouses and shopping malls, etc.

Second-class wood, paper, leather, grain and its products, cotton, wool, hemp, chemical fiber and its products, household appliances, cables, second-class plastics and rubber and its products, steel-plastic mixed materials products, all kinds of incombustible articles packed in plastic bottles and boxes, and warehouses where all kinds of articles are mixed.

Class iii and group a plastics, rubber and their products; A warehouse for asphalt products etc.