CJJT49-2020······1

1 總則······12

2 術語······13

3 基本規定······15

4 防護指標及防護工程方案······17

4.1 防護指標······17

4.2 防護工程方案······17

5 防護設計······22

5.1 一般規定······22

5.2 線路······23

5.3 軌道······24

5.4 主體建筑結構······27

5.5 供電系統······29

5.6 車輛基地······34

6 防護監控······36

6.1 一般規定······36

6.2 監控系統······36

6.3 監測系數······38

6.4 監控設施······39

7 檢驗和測試······40

7.1 檢驗······40

7.2 測試······44

8 驗收檢驗與移交······45

8.1 驗收條件······45

8.2 驗收組織······46

8.3 驗收內容······46

8.4 驗收移交文件······47

9 運營維護······48

附錄A 測試方法······50

附錄B 測試設備要求······65

附錄C 測試記錄表······68

本標準用詞說明······75

引用標準名錄······76

附：條文說明······78

1 總則······82

2 術語······85

3 基本規定······86

4 防護指標及防護工程方案······92

4.1 防護指標······92

4.2 防護工程方案······95

5 防護設計······106

5.1 一般規定······106

5.2 線路······108

5.3 軌道······110

5.4 主體建筑結構······117

5.5 供電系統······121

5.6 車輛基地······127

6 防護監控······129

6.1 一般規定······129

6.2 監控系統······129

6.3 監測參數······131

6.4 監控設施······132

7 檢驗和測試······134

7.1 檢驗······134

7.2 測試······135

8 驗收檢驗與移交······136

8.1 驗收條件······136

8.2 驗收組織······137

8.3 驗收內容······138

8.4 驗收移交文件······138

9 運營維護······140