CAJ | 학술논문

结合重庆渝合高公路速某桥斜拉索工程实例，阐述了斜拉桥换索施工技术。介绍了施工前准备工作、换索施工设备的选择、旧索拆除、张拉控制等关键工序，对施工中拆除旧螺母方法进行了重点介绍。针对危害桥梁结构、道路交通和通航安全的突发性事件，在施工方案选择时，应该考虑缩短工期进度、减少投资、减少社会影响等因素。
결합중경투합고공로속모교사랍색공정실례，천술료사랍교환색시공기술。개소료시공전준비공작、환색시공설비적선택、구색탁제、장랍공제등관건공서，대시공중탁제구라모방법진행료중점개소。침대위해교량결구、도로교통화통항안전적돌발성사건，재시공방안선택시，응해고필축단공기진도、감소투자、감소사회영향등인소。
In this paper,combined with a cable-stayed bridge of Chongqing Yuhe expressway,the ca-ble replacement construction technology of the cable-stayed bridge is introduced,such as the prepara-tion,equipment selection,demolition of old cable,tension control and other key processes,and demo-lition of the old nut is emphatically introduced.In view of the emergency endangering bridge struc-ture,traffic and navigation safety,consideration should be given to shortening the construction peri-od,reducing investment and the influence factors for the selection of construction scheme.