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1、后涨法预应力空心板梁施工方案一、工程概况20米空心板梁梁体宽124cm,高95cm,总计6片，其中，边梁2片，中梁4片。采用后涨法施工。二、施工方案底座：现场碾压整平场地硬化后直接在上预制。模板：外膜采用木模拼装，端头模、外模现场加工；内模采用木制芯模。三、施工工艺流程底模处理立芯模钢筋加工钢筋绑扎焊接模板制作波纹管安装波纹管加工顶板钢筋绑扎立外模（端头板）钢筋加工砼浇注砼拌制、试件拆外模抽芯模窜束钢绞线加工安装锚具（垫板）锚具检测张拉千斤顶、油泵检验封锚注浆封端梁片调整定位水泥浆制备水泥浆制备立模、细石砼四、工期分解及计划4.1、单片梁作业时间解析充气芯模工序循环序号工序名
2、称持续时间备注1底模处理0.5单片梁循环时间为：8小时2钢筋绑扎2.5Adheredtocomprehensivelystrengthentheparty'sideological,organizational,style,system,andfocusonfightingcorruptionandupholdingintegrity,continuouslyimprovethescientificleveloftheconstruction,inordertopromotesoundandfasteconomicandsocialdevelopmenttoprovidest
3、rongprotection.1.theexplorationandinnovation,strengtheningtheparty'sideologicalbuilding.Persistinthefirstplacetoideologicalconstruction,strengtheningandimprovingthetheorywork,persistentlyarmthevastnumbersofpartymembersandcadreswiththeoriesofsocialismwithChinesecharacteristics,strengthenthei
4、dealandbeliefeducation,establishacorrectworldOutlook,viewsonpowerandinterest.Advancingtheconstructionofstudy-orientedpartyorganizationandthelearningcadre,establishasoundlearningsystem,continuouslyenhancetheoverallquality.Furtheremancipatingthemind,improvetheabilityofintegratingtheorywithpra
5、ctice,problemsolvingandthecombinetosolvepracticalproblems,toimprovethetheory,combiningknowledgeandimprovetheartofleadership,adhereto,whichwastopromote,inanefforttopromotescientificdevelopmentandsocialharmonymadenewachievements.2.workhard,strengthencadre.Stickthroughtheconstructionofpartysys
6、temconstruction,andconstantlystrengtheningtheparty'sleadership,organization,andworksystems,partysystems,monitoringsystemsandthe3锚具、波纹管安装14立外模（含端头板）25立芯模16砼浇注17拆外模砼浇注完4~8小时不进入梁体预制循环8拆内模砼浇注完1~2天9养生砼浇注完4~7天10窜束111张拉212封锚0.513孔道压浆114封端2组合芯模工序循环序号工序名称持续时间（小时）备注1底模处理0.5单片梁循环时间为：9.5小时2底板、腹板钢筋绑扎23立
7、内模24顶板钢筋绑扎25波纹管安装6立外模（含端头板）27锚具安装、预埋件8砼浇注19拆外模砼浇注完4~8小时不进入梁体预制循环10拆内模砼浇注完1~2天11养生砼浇注完4~7天12窜束113张拉214封锚0.515孔道压浆116封端2五、劳、材、机配置序号劳力资源机械设备主要周转材料工种人数名称型号数量名称数量备注1砼拌制运输吊车（6T）1外模3套2砼浇注6吊车（25）2内模3套Adheredtocomprehensivelystrengthentheparty'sideological,organi
