GB 35181-2025Rules for major fire potential judgement (English PDF)

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part

1.Structure and drafting rules for standardization documents" Drafting is required. This document replaces GB 35181-2017 "Methods for determining major fire hazards". Compared with GB 35181-2017, in addition to structural adjustments and In addition to editorial changes, the main technical changes are as follows:

a) The term "important places" and its definition (see

3.6 of the.2017 version) have been deleted, and the terms "children's activity places", "elderly people's places" and "children's activity places" have been added. "labor-intensive enterprises" and "multi-format mixed production and operation sites" and their definitions (see Chapter 3);

b) The principles and procedures for determining major fire hazards have been deleted (see Chapter 4 of the.2017 edition);

c) The principle that a major fire hazard should not be determined or used as a factor in the determination has been changed (see 4.2,

5.1.3 of the.2017 edition);

d) The direct and comprehensive factors for determining major fire hazards have been changed (see Chapter 5 and Chapter 6,.2017 Edition). Chapter 6, Chapter 7);

e) Added rules for determining when the automatic fire alarm system and fixed fire-fighting facilities cannot operate normally (see Appendix A). Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document is proposed and coordinated by the National Fire and Rescue Administration. The previous versions of this document and the documents it replaces are as follows: --First published in.2017 as GB 35181-2017; --This is the first revision.

Major fire hazards can easily lead to fire accidents that cause heavy casualties, property losses and serious social impacts. and eliminate major fire hazards, which is of great significance to preventing and reducing the occurrence of fires, safeguarding social and economic development, the safety of people's lives and property, and maintaining social Stability is of great significance. The formulation, release and implementation of this document provides citizens, legal persons, other organizations and fire rescue agencies with a standard for determining major fire hazards. It also provides a technical basis for discovering, reporting and rectifying fire hazards. Rules for determining major fire hazards

1 Scope

GB 35181-2025 is the Chinese national standard on rules for major fire potential judgement, in the field of environment and health protection, safety. It carries no /T suffix, which in the Chinese system means compliance is mandatory: a product or a practice within its scope has to meet it to be lawfully made, sold or carried out in China. It was issued on 25 April 2025 by the State Administration for Market Regulation; Standardization Administration of China, and has been in force since 1 November 2025. Classification: ICS 13.220.20, CCS C82. This page is published from the official record of the standard held by the Chinese standards administration: the identification, the dates, the classification and the issuing body are taken from there. The clause text, the tables and the numeric limits are in the document itself, which is delivered complete in English translation.

This document establishes the rules for determining major fire hazards. This document is applicable to the determination of major fire hazards in buildings and places.

2 Normative references

The contents of the following documents constitute the essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document.

GB 8624 Classification of combustion performance of building materials and products

GB 25506 General technical requirements for fire control rooms

GB 30000.1 Chemical Classification and Labelling Specification Part

3 Terms and definitions

GB 8624, GB 25506, GB 30000.1, GB 50016, GB 50072, GB 50074, GB 50084, GB 50116, GB 50156, The terms and definitions defined in GB 50222, GB 50974, GB 55036, GB 55037, XF 703 and the following apply to this document.

3.1 major fire potential Violation of fire protection laws and regulations, non-compliance with fire protection technical standards, and likely to lead to major or extremely major fire accidents or serious social impacts Potential unsafe factors.

3.2 Occupancy for public amusement An indoor place that has cultural entertainment, fitness and leisure functions and is open to the public.

Note. This includes but is not limited to theaters, auditoriums and other performance and screening venues, dance halls, karaoke halls and other singing and dancing entertainment venues, nightclubs with entertainment functions, music halls, etc. Tea houses and restaurants, amusement and recreation venues, bowling alleys, roller skating rinks, sauna rooms and other commercial fitness and leisure venues.