DOC《UDC 中华人民共和国国家标准 GB》

UDC 中华人民共和国国家标准 GB P GB 500**―201* 建筑设计防火规范 Code for fire protection design of buildings (征求意见稿) (2010年7月5日) 201*-**-**发布 201*-**-**实施 中华人民共和国住房和城乡建设部 联合发布 中华人民共和国国家质量监督检验检疫总局 中华人民共和国国家标准 建筑设计防火规范 Code for fire protection design of buildings GB 500**-201* 主编部门∶中华人民共和国公安部批准部门∶中华人民共和国住房和城乡建设部 施行日期∶201*年**月**日 中国计划出版社 201* 北京目次1总则12术语23厂房和仓库

4 3.

1 火灾危险性分类

4 3.2 厂房和仓库的耐火等级和构件的耐火极限

5 3.3 厂房和仓库的耐火等级、层数、面积和平面布置

7 3.4 厂房的防火间距

11 3.5 仓库的防火间距

14 3.6 厂房和仓库的防爆

16 3.7 厂房的安全疏散

17 3.8 仓库的安全疏散

18 4 甲、乙、丙类液体、气体储罐(区)和可燃材料堆场

20 4.1 一般规定

20 4.2 甲、乙、丙类液体储罐(区)的防火间距

20 4.3 可燃、助燃气体储罐(区)的防火间距

23 4.4 液化石油气储罐(区)的防火间距

25 4.5 可燃材料堆场的防火间距

27 5 民用建筑

29 5.1 建筑分类和耐火等级

29 5.2 总平面布局

31 5.3 防火分区和层数

32 5.4 平面布置

33 5.5 安全疏散和避难

36 6 建筑构造

42 6.1 防火墙

42 6.2 建筑构件和管道井

42 6.3 屋顶、闷顶和建筑缝隙

44 6.4 楼梯间、楼梯、消防电梯等

44 6.5 防火门和防火卷帘

46 6.6 天桥、栈桥和管沟

47 7 消防救援设施

48 7.1 消防车道

48 7.2 消防救援场地

49 7.3 消防电梯和直升机停机坪

49 8 消防设施的设置场所

51 8.1 一般规定

51 8.2 室内消火栓系统

51 8.3 自动灭火系统

52 8.4 火灾自动报警系统

54 8.5 防烟和排烟设施

54 9 消防给水系统设计要求

56 9.1 一般规定

56 9.2 室外消防用水量、消防给水管道和消火栓

56 9.3 室内消防用水量及消防给水管道、消火栓和消防水箱

61 9.4 消防水池和消防水泵房

65 10 防烟和排烟系统设计要求

67 10.1 一般规定

67 10.2 自然排烟

67 10.3 机械防烟

67 10.4 机械排烟

69 11 采暖、通风和空气调节

71 11.1 一般规定

71 11.2 采暖71 11.3 通风和空气调节

71 12 电气

74 12.1 消防电源及其配电

74 12.2 电力线路及电器装置

74 12.3 消防应急照明和消防疏散指示标志

75 13 木结构建筑

77 14 城市交通隧道

81 14.1 一般规定

81 14.2 消防给水和灭火设施

82 14.3 通风和排烟系统

82 14.4 火灾自动报警系统

83 14.5 供电及其他

83 附录A 建筑高度和建筑层数的计算方法

84 附录B 防火间距的计算方法

85 附录C 各类建筑构件的燃烧性能和耐火极限

86 附录D 民用建筑外保温系统及外墙装饰的防火设计要求

92 附录E 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

94 附录F 本规范用词说明

95 引用标准名录

96 CONTENTS

1 General principles

1 2 Terminology

2 3 Factory buildings and storages

6 3.1 Classification of fire hazards

6 3.2 Fire resistance class of factory buildings and storages and fire resistance rating of its components

8 3.3 Fire resistance class, number of stories, occupied area and plane arrangement of factory buildings and storages

9 3.4 Fire separation distance for factory building

13 3.5 Fire separation distance for storage

15 3.6 Explosion prevention of factory buildings and storages

17 3.7 Safe evacuation in factory buildings

18 3.8 Safe evacuation in storages

19 4 Class A, B, C liquid, gas tank (tank farm) and combustible stackyard

21 4.1 General requirements

21 4.2 Fire separation distance for Class A, B, C liquid tank (tank farm)

21 4.3 Fire separation distance between combustible and combustion-supporting gas tanks (tank farm)

24 4.4 Fire separation distance for LPG tank (tank farm)

26 4.5 Fire separation distance of combustible material stackyard

28 5 Civil Building

29 5.1 Classification and fire resistance class of civil buildings

29 5.2 General layout

31 5.3 Storeys and fire compartment of civil buildings

33 5.4 Plane arrangement of civil buildings

36 5.6 Safety evacuation and fire protection area

39 6 Building structure

47 6.1 Fire wall

47 6.2 Building component and conduit shaft

47 6.3 Roof, blind ceiling and building gap

49 6.4 Staircase, stair and door

49 6.5 Fire door and fire roller shutter

52 6.6 Crossover, trestle and pipe trench

52 7 Fire rescue facilities

53 7.1 Fire vehicle access

53 7.2 Area for fire fighting

54 7.3 Fire elevator and helicopter apron

54 8 The places where fire extinguishing system is installed

56 8.1 General requirements

56 8.2 Indoor fire hydrant system

56 8.3 Automatic fire extinguishing system

57 8.4 Fire alarm system and smoke control and smoke exhaust system

59 9 Fire water supply and fire extinguishing facility

62 9.1 General requirements

62 9.2 Outdoor fire fighting water amount, water supply pipe and fire hydrant

63 9.3 Amount of water required by indoor fire fighting and water supply piping, fire hydrant and reservoir

67 9.4 Fire water pool and fire pump room

71 10 Smoke control and smoke exhaust

74 10.1 General requirements

74 10.2 Natural smoke exhaust

74 10.3 Mechanical smoke control

74 10.4 Mechanical smoke exhaust

76 11 Heating, ventilating and air conditioning

79 11.1 General requirements

79 11.2 Heating

79 11.3 Ventilating and air conditioning

79 12 Electric system

82 12.1 Fire protection power supply and distribution

82 12.2 Power line and electrical equipment

82 12.3 Emergency lighting and evacuation indicating sign

84 13 Timber buildings

85 14 Ctiy traffic tunnel

89 14.1 General requirements

89 14.2 Fire fighting water supply and fire extinguishing equipment

90 14.3 Ventilating and smoke exhaust system

91 14.4 Automatic fire alarm system

91 14.5 Power supply and the other requirements

92 Appendix A Co........