DB63-T1846-2020······1

1 總則······9

2 術語······10

3 基本規(guī)定······13

4 材料（產品）及構配件進場驗收······16

4.1 一般規(guī)定······16

4.2 分節(jié)整裝波紋鋼管······19

4.3 波紋鋼板件······21

4.4 波紋鋼管箍連接件······23

4.5 高強度螺栓緊固件······25

4.6 槽鋼連接件······28

4.7 焊接材料······29

4.8 耐火涂層材料······30

4.9 防腐（防水）及防滲密封材料······31

4.10 結構性回填材料······32

5 地基與基礎工程······35

5.1 一般規(guī)定······35

5.2 地基處理······36

5.3 砂礫墊層······36

6 波紋鋼管（拱）安裝······38

6.1 一般規(guī)定······38

6.2 安裝······38

7 波紋鋼防腐（防水）······42

7.1 一般規(guī)定······42

7.2 防腐（防水）涂層······42

8 防火分區(qū)及耐火層······44

8.1 一般規(guī)定······44

8.2 耐火層涂裝······44

9 結構性回填······46

9.1 一般規(guī)定······46

9.2 回填······46

10 附屬工程及管線工程······48

10.1 一般規(guī)定······48

10.2 附屬工程······48

10.3 管線工程······52

附錄A 波紋鋼管廊分部工程、分項工程劃分······54

附錄B 質量驗收記錄表······58

本規(guī)范用詞說明······63

引用標準名錄······64

附：條文說明······67

1 總則······70

2 術語······71

3 基本規(guī)定······72

4 材料（產品）及構配件進場驗收······74

4.1 一般規(guī)定······74

4.2 分節(jié)整裝波紋鋼管······75

4.3 波紋鋼板件······76

4.4 波紋鋼管箍連接件······76

4.5 高強度螺栓緊固件······76

4.6 槽鋼連接件······77

4.7 焊接材料······77

4.8 耐火涂層材料······78

4.9 防腐（防水）及防滲密封材料······78

4.10 結構性回填材料······78

5 地基與基礎工程······79

5.1 一般規(guī)定······79

5.2 地基處理······79

5.3 砂礫墊層······79

6 波紋鋼管（拱）安裝······80

6.1 一般規(guī)定······80

6.2 安裝······80

7 波紋鋼防腐（防水）······81

7.1 一般規(guī)定······81

7.2 防腐（防水）涂層······81

8 防火分區(qū)及耐火層······82

8.1 一般規(guī)定······82

8.2 耐火層涂裝······82

9 結構性回填······83

9.1 一般規(guī)定······83

9.2 回填······83