GB50745-2012······1

1總則······11

2術語······12

3建（構）筑物的火災危險性分類及耐火等級······13

4總平面布置······15

5建（構）筑物的防火分區、安全疏散和建筑構造······19

5.1建（構）筑物的防火分區······19

5.2廠房（庫房）的安全疏散······20

5.3建筑構造······20

6工藝系統······22

6.1汽輪發電機組······22

6.2油罐區和油泵房······23

6.3變壓器······24

6.4電纜及電纜敷設······25

7消防給水、滅火設施及火災自動報警······27

7.1一般規定······27

7.2室外消防給水······30

7.3室內消火栓設置場所與室內消防給水量······31

7.4室內消防給水管道及消火栓······32

7.5水噴霧與自動噴水滅火系統······34

7.6消防排水······35

7.7泡沫滅火系統······35

7.8氣體滅火系統······36

7.9滅火器······36

7.10火災自動報警與消防設備控制······37

8采暖、通風和空調······39

8.1風暖······39

8.2通風······39

8.3防、排煙······42

8.4空調······43

9消防供電及照明······45

9.1消防供電······45

9.2照明······45

本規范用詞說明······48

引用標準名錄······49

附：條文說明······51

1總則······54

2術語······58

3建（構）筑物的火災危險性分類及耐火等級······59

4總平面布置······62

5建（構）筑物的防火分區、安全疏散和建筑構造······64

5.1建（構）筑物的防火分區······64

5.2廠房（庫房）的安全疏散······65

5.3建筑構造······66

6工藝系統······69

6.1汽輪發電機組······69

6.2油罐區和油泵房······70

6.3變壓器······71

6.4電纜及電纜敷設······73

7消防給水、滅火設施及火災自動報警······76

7.1一般規定······76

7.2室外消防給水······86

7.3室內消火栓設置場所與室內消防給水量······88

7.4室內消防給水管道及消火栓······88

7.5水噴霧與自動噴水滅火系統······90

7.6消防排水······92

7.7泡沫滅火系統······93

7.8氣體滅火系統······93

7.9滅火器······95

7.10火災自動報警與消防設備控制······96

8采暖、通風和空調······99

8.1風暖······99

8.2通風······100

8.3防、排煙······108

8.4空調······111

9消防供電及照明······114

9.1消防供電······114

9.2照明······115