JGJ387-2017······1

1 總則······11

2 術語和符號······12

2.1 術語······12

2.2 符號······13

3 材料及錨具系統(tǒng)······16

3.1 混凝土及普通鋼筋······16

3.2 緩粘結預應力筋······16

3.3 錨具系統(tǒng)······17

4 基本規(guī)定······19

4.1 一般規(guī)定······19

4.2 預應力損失計算······23

4.3 防火與防腐······27

5 構件設計······30

5.1 一般規(guī)定······30

5.2 承載力極限狀態(tài)計算······32

5.3 正常使用極限狀態(tài)驗算······37

5.4 抗震設計······44

6 構造規(guī)定······47

6.1 一般規(guī)定······47

6.2 預應力混凝土梁······48

6.3 預應力混凝土單向板及周邊支承雙向板······54

6.4 預應力混凝土板柱結構雙向板······55

7 施工及驗收······60

7.1 施工準備······60

7.2 緩粘結預應力筋的安裝和棍凝土澆筑······61

7.3 緩粘結預應力筋的張拉······63

7.4 工程驗收······65

附錄A 緩粘結預應力筋張拉記錄表······69

本規(guī)程用詞說明······71

引用標準名錄······72

附: 條文說明······73

l 總則······77

2 術語和符號······79

2.1 術語······79

2.2 符號······80

3 材料及錨具系統(tǒng)······81

3.1 混凝土及普通鋼筋······81

3.2 緩粘結預應力筋······81

3.3 錨具系統(tǒng)······83

4 基本規(guī)定······84

41 一般規(guī)定······84

4.2 預應力損失計算······86

4.3 防火與防腐······87

5 構件設計······89

5.1 一般規(guī)定······89

5.2 承載力極限狀態(tài)計算······90

5.3 正常使用極限狀態(tài)驗算······91

5.4 抗震設計······93

6 構造規(guī)定······95

6.1 一般規(guī)定······95

6.2 預應力混凝土梁······95

6.3 預應力混凝土單向板及周邊支承雙向板······96

6.4 預應力混凝土板柱結構雙向板······97

7 施工及驗收······98

7.1 施工準備······98

7.2 緩粘結預應力筋的安裝和混凝土澆筑······98

7.3 緩粘結預應力筋的張拉······98

7.4 工程驗收······99

附錄A 緩粘結預應力筋張拉記錄表······101