CAJ | 학술논문

结合江西省南昌市绕城高速公路南外环（塔城至生米段）新建工程，阐述了南环高架桥深水承台钢吊箱的设计、制作、安装和封底混凝土的施工方法。其中钢吊箱的分解制作、现场拼装、分块下放、止水等工艺，最大限度避免大型设备的使用，节省了大量的工程成本，采用该技术实现了深水承台的干作业施工，具有一定的社会与经济效益，可广泛推广。
결합강서성남창시요성고속공로남외배（탑성지생미단）신건공정，천술료남배고가교심수승태강조상적설계、제작、안장화봉저혼응토적시공방법。기중강조상적분해제작、현장병장、분괴하방、지수등공예，최대한도피면대형설비적사용，절성료대량적공정성본，채용해기술실현료심수승태적간작업시공，구유일정적사회여경제효익，가엄범추엄。
Combined with the newly built project of south outer-ring expressway (the section of Tacheng to Shengmi)in Nanchang,Jiangxi Province,this paper elaborated the design,fabrication,installation and sealing bottom concrete con-struction methods about the steel boxed cofferdam in the deepwater bearing platform of the south outer-ring viaduct.By a-dopting the technologies such as steel boxed cofferdam fabrication piece by piece,field assembly,block descent and water sealing,the use of large equipment can be avoided as much as possible,and the project cost was saved a lot.With the technology,it could realize the dry construction for deepwater bearing platform.It had certain social and economic benefits, and would be widely popularized.