目錄

1 有限空間作業(yè)安全基礎(chǔ)知識...............................................................................................................................1

1.1 有限空間定義和分類....................................................................................................................................1

1.1.1 有限空間的定義和特點........................................................................................................................ 1

1.1.2 有限空間的分類.................................................................................................................................... 2

1.2 有限空間作業(yè)定義和分類............................................................................................................................3

2 有限空間作業(yè)主要安全風(fēng)險...............................................................................................................................5

2.1 有限空間作業(yè)主要安全風(fēng)險類別................................................................................................................5

2.1.1 中毒........................................................................................................................................................ 5

2.1.2 缺氧窒息................................................................................................................................................ 6

2.1.3 燃爆........................................................................................................................................................ 8

2.1.4 其他安全風(fēng)險........................................................................................................................................ 8

2.2 有限空間作業(yè)主要安全風(fēng)險辨識................................................................................................................9

2.2.1 氣體危害辨識方法................................................................................................................................ 9

2.2.2 其他安全風(fēng)險辨識方法...................................................................................................................... 10

2.3 常見有限空間作業(yè)主要安全風(fēng)險辨識示例..............................................................................................11

3 有限空間作業(yè)安全防護(hù)設(shè)備設(shè)施.....................................................................................................................12

3.1 便攜式氣體檢測報警儀..............................................................................................................................12

3.2 呼吸防護(hù)用品..............................................................................................................................................13

3.2.1 隔絕式呼吸防護(hù)用品.......................................................................................................................... 13

3.2.2 過濾式呼吸防護(hù)用品.......................................................................................................................... 15

3.3 墜落防護(hù)用品..............................................................................................................................................15

3.4 其他個體防護(hù)用品......................................................................................................................................16

3.5 安全器具......................................................................................................................................................17

3.5.1 通風(fēng)設(shè)備.............................................................................................................................................. 17

3.5.2 照明設(shè)備.............................................................................................................................................. 17

3.5.3 通訊設(shè)備.............................................................................................................................................. 17

3.5.4 圍擋設(shè)備和警示設(shè)施.......................................................................................................................... 18

4 有限空間作業(yè)安全風(fēng)險防控與事故隱患排查.................................................................................................19

4.1 有限空間作業(yè)安全管理措施......................................................................................................................19

4.2 有限空間作業(yè)過程風(fēng)險防控......................................................................................................................21

4.2.1 作業(yè)審批.............................................................................................................................................. 21

4.2.2 作業(yè)準(zhǔn)備.............................................................................................................................................. 22

4.2.3 安全作業(yè).............................................................................................................................................. 26

4.2.4 作業(yè)完成.............................................................................................................................................. 27

4.3 有限空間作業(yè)主要事故隱患排查..............................................................................................................28

5 有限空間作業(yè)事故應(yīng)急救援.............................................................................................................................30

5.1 救援方式......................................................................................................................................................30

5.2 應(yīng)急救援裝備配置......................................................................................................................................31

5.3 救援注意事項..............................................................................................................................................32

附錄.................................................................................................................................................................33

附錄1 有限空間作業(yè)常見有毒氣體濃度判定限值......................................................................................33

附錄2 有限空間作業(yè)場所安全警示標(biāo)志和安全告知牌..............................................................................34

附錄3 有限空間作業(yè)審批單..........................................................................................................................35

附錄4 有限空間作業(yè)氣體檢測記錄表..........................................................................................................36

附錄5 有限空間作業(yè)安全相關(guān)法規(guī)標(biāo)準(zhǔn)和文件..........................................................................................37

附錄6 有限空間作業(yè)典型事故案例選編......................................................................................................38

附錄7 練習(xí)題..................................................................................................................................................43