DB62T25-3123-2016······1

1 總則······7

2 術(shù)語(yǔ)和符號(hào)······8

2.1 術(shù)語(yǔ)······8

2.2 符號(hào)······9

3 基本規(guī)定······11

3.1 施工管理······11

3.2 施工技術(shù)······12

3.3 施工配合······13

3.4 預(yù)制構(gòu)件結(jié)構(gòu)性能檢驗(yàn)······13

4 預(yù)應(yīng)力混凝土結(jié)構(gòu)材料······15

4.1 混凝土······15

4.2 預(yù)應(yīng)力筋······16

4.3 錨具、夾具和連接器······17

4.4 成孔材料······18

4.5 灌漿材料······18

4.6 材料存放······19

5 預(yù)應(yīng)力鋼筋混凝土結(jié)構(gòu)施工······20

5.1 預(yù)應(yīng)力混凝土有粘結(jié)后張法施工工藝流程······20

5.2 預(yù)制預(yù)應(yīng)力混凝土結(jié)構(gòu)模板體系及預(yù)埋件安裝······21

5.3 現(xiàn)澆預(yù)應(yīng)力混凝土結(jié)構(gòu)模板體系及預(yù)埋件安裝······22

5.4 非預(yù)應(yīng)力鋼筋、錨板、連接器安裝······22

5.5 孔道成孔材料安裝······23

5.6 預(yù)應(yīng)力筋布置、配件安裝及構(gòu)造要求······25

5.7 混凝土澆筑及表面壓光、養(yǎng)護(hù)······29

6 預(yù)應(yīng)力分項(xiàng)工程施工······30

6.1 預(yù)應(yīng)力材料······30

6.2 施工機(jī)具及選用計(jì)算······30

6.3 油壓表、千斤頂校驗(yàn)······32

6.4 預(yù)應(yīng)力施工計(jì)算······32

6.5 預(yù)應(yīng)力筋的制作與安裝······34

6.6 預(yù)應(yīng)力筋張拉······37

6.7 灌漿與封錨······43

7 質(zhì)量驗(yàn)收······48

7.1 一般規(guī)定······48

7.2 質(zhì)量缺陷處理······48

7.3 質(zhì)量驗(yàn)收······49

8 成品保護(hù)······50

9 安全環(huán)保措施······51

9.1 安全措施······51

9.2 環(huán)保措施······54

附錄A 常用預(yù)應(yīng)力筋規(guī)格和力學(xué)性能······55

附錄B 常用鋼絞線夾片錨固體系圖表······58

附錄C 常用金屬波紋管和塑料波紋管規(guī)格······60

附錄D 預(yù)應(yīng)力筋張拉伸長(zhǎng)值計(jì)算和量測(cè)方法······61

附錄E 張拉階段摩擦預(yù)應(yīng)力損失測(cè)試方法······63

本規(guī)程用詞說(shuō)明······65

引用標(biāo)準(zhǔn)名錄······66

附：條文說(shuō)明······67

1 總則······69

3 基本規(guī)定······70

3.1 施工管理······70

3.2 施工技術(shù)······71

3.4 預(yù)制構(gòu)件結(jié)構(gòu)性能檢驗(yàn)······71

4 預(yù)應(yīng)力混凝土結(jié)構(gòu)材料······72

4.1 混凝土······72

4.3 錨具、夾具和連接器······72

4.5 灌漿材料······72

5 預(yù)應(yīng)力鋼筋混凝土結(jié)構(gòu)施工······73

5.2 預(yù)制預(yù)應(yīng)力混凝土構(gòu)件模板體系及預(yù)埋件安裝······73

5.3 現(xiàn)澆預(yù)應(yīng)力混凝土結(jié)構(gòu)模板體系及預(yù)埋件安裝······74

5.4 非預(yù)應(yīng)力鋼筋、錨板、連接器安裝······74

5.5 孔道成孔材料安裝······74

5.6 預(yù)應(yīng)力筋布置、配件安裝及構(gòu)造要求······75

5.7 混凝土澆筑及表面壓光、養(yǎng)護(hù)······75

6 預(yù)應(yīng)力分項(xiàng)工程施工······77

6.3 油壓表、千斤頂校驗(yàn)······77

6.5 預(yù)應(yīng)力筋的制作與安裝······77

6.6 預(yù)應(yīng)力筋張拉······78

6.7 灌漿與封錨······80