中华人民共和国住房和城乡建设部公告

局部修订说明

前言

1　总　则

2　术语、符号

• 2.1　术语

• 2.2　符号

3　厂房和仓库

• 3.1　火灾危险性分类

• 3.2　厂房和仓库的耐火等级

• 3.3　厂房和仓库的层数、面积和平面布置

• 3.4　厂房的防火间距

• 3.5　仓库的防火间距

• 3.6　厂房和仓库的防爆

• 3.7　厂房的安全疏散

• 3.8　仓库的安全疏散

4　甲、乙、丙类液体、气体储罐（区）和可燃材料堆场

• 4.1　一般规定

• 4.2　甲、乙、丙类液体储罐（区）的防火间距

• 4.3　可燃、助燃气体储罐（区）的防火间距

• 4.4　液化石油气储罐（区）的防火间距

• 4.5　可燃材料堆场的防火间距

5　民用建筑

• 5.1　建筑分类和耐火等级

• 5.2　总平面布局

• 5.3　防火分区和层数

• 5.4　平面布置

• 5.5　安全疏散和避难

6　建筑构造

• 6.1　防火墙

• 6.2　建筑构件和管道井

• 6.3　屋顶、闷顶和建筑缝隙

• 6.4　疏散楼梯间和疏散楼梯等

• 6.5　防火门、窗和防火卷帘

• 6.6　天桥、栈桥和管沟

• 6.7　建筑保温和外墙装饰

7　灭火救援设施

• 7.1　消防车道

• 7.2　救援场地和入口

• 7.3　消防电梯

• 7.4　直升机停机坪

8　消防设施的设置

• 8.1　一般规定

• 8.2　室内消火栓系统

• 8.3　自动灭火系统

• 8.4　火灾自动报警系统

• 8.5　防烟和排烟设施

9　供暖、通风和空气调节

• 9.1　一般规定

• 9.2　供暖

• 9.3　通风和空气调节

10　电　气

• 10.1　消防电源及其配电

• 10.2　电力线路及电器装置

• 10.3　消防应急照明和疏散指示标志

11　木结构建筑

12　城市交通隧道

• 12.1　一般规定

• 12.2　消防给水和灭火设施

• 12.3　通风和排烟系统

• 12.4　火灾自动报警系统

• 12.5　供电及其他

附录A　建筑高度和建筑层数的计算方法

附录B　防火间距的计算方法

附录C　隧道内承重结构体的耐火极限试验升温曲线和相应的判定标准

本规范用词说明

引用标准名录

附录　各类建筑构件的燃烧性能和耐火极限

1　General provisions

2　Terms and symbols

• 2.1　Terms

• 2.2　Symbols

3　Factory buildings and storages

• 3.1　Classification of fire hazards

• 3.2　Fire resistance class of factory buildings and storages

• 3.3　Stories，occupied area and plane arrangement of factory buildings and storages

• 3.4　Fire separation distance of factory buildings

• 3.5　Fire separation distance of storages

• 3.6　Explosion prevention of factory buildings and storages

• 3.7　Safe evacuation of factory buildings

• 3.8　Safe evacuation of storages

4　Class A，B，C liquid and gas tanks（tank farm）and stackyard for combustibles

• 4.1　General requirements

• 4.2　Fire separation distance of Class A，B，C liquid tanks（tank farm）

• 4.3　Fire separation distance of combustible and combustion-supporting gas tanks（tank farm）

• 4.4　Fire separation distance of LPG tanks（tank farm）

• 4.5　Fire separation distance of stackyard for combustibles

5　Civil building

• 5.1　Classification and fire resistance class

• 5.2　General layout

• 5.3　Fire compartment and stories

• 5.4　Plane arrangement

• 5.5　Safe evacuation and refuge

6　Building construction

• 6.1　Fire wall

• 6.2　Building elements and shafts

• 6.3　Roof，blind ceiling and joints

• 6.4　Staircase and stair etc.

• 6.5　Fire door，fire window and fire roller shutter

• 6.6　Overpass，trestle and pipe trench

• 6.7　Building insulation and exterior wall finish system

7　Fire fighting and rescue facilities

• 7.1　Fire lane

• 7.2　Field for fire fighting

• 7.3　Fire elevator

• 7.4　Helicopter landing pad

8　Occupancies where fire protection systems and equipment shall be installed

• 8.1　General requirements

• 8.2　Indoor fire hydrant system

• 8.3　Automatic fire extinguishing system

• 8.4　Fire alarm system

• 8.5　Smoke control and smoke exhaust system

9　Heating，ventilating and air conditioning

• 9.1　General requirements

• 9.2　Heating

• 9.3　Ventilating and air conditioning

10　Electric system

• 10.1　Fire power supply and distribution

• 10.2　Power line and electric equipment

• 10.3　Fire emergency lighting and evacuation indicating sign

11　Timber buildings

12　City road tunnel

• 12.0　General requirements

• 12.2　Fire water supply and fire extinguishing equipment

• 12.3　Ventilating and smoke exhaust system

• 12.4　Fire alarm system

• 12.5　Power supply and other requirements

Appendix A　Calculation method of building height and stories

Appendix B　Calculation method of fire separation distance

Appendix C　The temperature-rise curve for fire resistance rating and performance criteria of load-bearing structure in tunnel

Explanation of wording in this code

List of quoted standards

Appendix　Combustion performance and fire resistance rating of building elements