润扬大桥悬索桥主缆架设施工技术

Construction Techniques for Main Cable Erection of Suspension Bridge of Runyang Bridge

介绍自行研制的高效长距离索股牵引系统以及主缆架设施工技术。应用该技术优质快速地完成了润扬大桥悬索桥主缆索股架设任务,施工中较好地解决了以往悬索桥索股架设时出现的扭转、鼓丝等不良现象。

In this paper, the self-developed high efficiency, long-distance strand hauling system and the construction techniques for main cable erection are presented. With the hauling system and techniques in question, the erection of the main cable wire strands of the Suspension Bridge of Runyang Bridge is completed with good quality and in a rapid way. The problems like wire twisting and birdcaging that are common in the previous construction of suspension bridges are also satisfactorily resolved in the construction of this Bridge.