本規程的主要技術內容是：總則、術語和符號、設計的基本規定、結構計算、桿件和節點的設計與構造、制作與安裝、防護與監測。

DB29-140-2011······1

1 總則······12

2 術語和符號······13

2.1 術語······13

2.2 符號······17

3 設計的基本規定······23

3.1 一般規定······23

3.2 網架結構······23

3.3 網殼結構······29

3.4 弦支穹頂······33

3.5 弦支筒殼······16

4 結構計算······38

4.1 一般計算原則······38

4.2 靜力計算······39

4.3 穩定性計算······41

4.4 地震作用下的內力計算······44

4.5 溫度作用下的內力計算······50

5 桿件和節點的設計與構造······51

5.1 一般規定······51

5.2 桿件······51

5.3 焊接空心球節點······53

5.4 焊接鋼板節點······57

5.5 螺栓球節點······60

5.6 嵌入式轂節點······66

5.7 相貫節點······70

5.8 鑄鋼節點······73

5.9 銷軸節點······75

5.10 組合網架結構的節點······79

5.11 預應力節點······77

5.12 弦支穹頂結構節點······78

5.13 支座構造要求······80

6 制作與安裝······84

6.1 一般規定······84

6.2 制作與拼裝要求······86

6.3 高空散裝法······89

6.4 分條或分塊安裝法······90

6.5 高空滑移法······90

6.6 整體吊裝法······92

6.7 整體提升法······94

6.8 整體頂升法······95

6.9 攀達穹頂······96

6.10 綜合安裝法······96

6.11 組合網架結構的施工······97

6.12 預應力施工······98

6.13 驗收······99

7 防護與監測······101

7.1 防腐······101

7.2 防火······102

7.3 維護與保養······103

7.4 定期監測······104

附錄A 網殼等效剛度計算公式······106

附錄B 組合網架結構的簡化計算······108

附錄C 橡膠墊板的材料力學性能及計算構造要求······110

本規程用詞說明······113

引用標準名錄······114

條文說明······116

1 總則······119

2 術語與符號······120

3 設計的基本規定······121

4 結構計算······125

5 桿件和節點的設計與構造······132

6 制作與安裝······146