公路市政橋梁箱梁預(yù)制工程施工設(shè)計(jì)方案

1、專業(yè)資料wd完美格式公路及市政橋梁工程箱梁預(yù)制施工專項(xiàng)方案箱梁預(yù)制施工專項(xiàng)方案批準(zhǔn)批準(zhǔn)日期：日期：審核審核日期：日期：安全安全日期：日期：編寫(xiě)編寫(xiě)日期：日期：項(xiàng)目總承包部年月日專業(yè)資料wd完美格式5.6.1原材料選擇...............................................................................................165.6.2混凝土澆筑.....

2、..........................................................................................175.6.3拉毛...........................................................................................................175.6.4混凝土養(yǎng)護(hù)..

3、.............................................................................................175.6.5拆模...........................................................................................................185.6.6混凝土澆

4、筑注意事項(xiàng)...............................................................................185.7預(yù)應(yīng)力筋穿束......................................................................................................195.8預(yù)應(yīng)力箱梁張拉...........

5、.......................................................................................195.8.1選擇千斤頂...............................................................................................195.8.2預(yù)應(yīng)力管道質(zhì)量要求..........

6、.....................................................................205.8.3鋼鉸線、錨具等質(zhì)量要求.......................................................................205.8.4鋼絞線下料及穿束...............................................

7、....................................205.8.5張拉鋼絞線...............................................................................................215.8.6施工要點(diǎn)..................................................................

8、.................................235.9孔道壓漿..............................................................................................................235.9.1準(zhǔn)備工作.........................................................

9、..........................................235.9.2壓漿液的拌制...........................................................................................245.9.3壓漿工藝...............................................................

10、....................................255.10封端....................................................................................................................265.11移梁....................................................

11、................................................................266質(zhì)量、安全保證措施....................................................................................................276.1箱梁預(yù)制質(zhì)量預(yù)控與通病防止..........................

12、................................................276.1.1壁厚超差...................................................................................................276.1.2梁頂面裂縫..................................................

13、.............................................276.1.3漏漿...........................................................................................................276.1.4預(yù)應(yīng)力施工常見(jiàn)問(wèn)題及處理措施......................................

14、.....................286.2箱梁預(yù)制質(zhì)量保證措施......................................................................................316.2.1管理體系.......................................................................................

15、............316.2.2質(zhì)量保證措施...........................................................................................316.3箱梁運(yùn)輸安全措施...........................................................................................