隧洞预应力混凝土施工技术研究与应用  

Research and application of construction technology of prestressed concrete in tunnel

作　　者：张红亮 王亚朋 王茹 ZHANG Hongliang;WANG Yapeng;WANG Ru(Sinohydro Corporation Engineering Bureau 15 Co.,Ltd.,Xi'an 710065,China;Jilin Central City Water Supply Co.,Ltd.,Changchun 130061,China)

机构地区：[1]中国水电建设集团十五工程局有限公司,陕西西安710065 [2]吉林省中部城市供水股份有限公司,吉林长春130061

出　　处：《中国高新科技》2021年第22期73-74,共2页

摘　　要：文章结合吉林中部引水工程总干线五标段有压引水隧洞施工实例,详实阐述了隧洞预应力混凝土衬砌及后期钢绞线张拉的工艺流程、施工方法及施工工序,对今后类似工程施工具有参考和借鉴作用。Combined with the construction example of the pressurized diversion tunnel in the fifth section of the main line of Jilin central diversion project,the paper elaborates in detail the technological process,construction method and construction procedure of the prestressed concrete lining of the tunnel and the tension of the steel strand in the later stage,which can be used as a reference for the construction of similar projects in the future.

关 键 词：预应力混凝土 后张法 无粘结预应力钢绞线 

分 类 号：TU757[建筑科学—建筑技术科学]