With the growing of large-span cable-stayed bridge, cable-stayed bridge has become the main form of long-span br-idge design choice. Therefore, the maintenance and repair of c-able-stayed bridge has become a major subject of current res-earch. This article discusses the disease causes and the corres-ponding measures of conservation and maintenance.%随着大跨度斜拉桥的日渐兴起，斜拉桥已经成为大跨度桥梁设计选择的主要形式。因此，斜拉桥的养护与维修已经成为当下研究的主要课题。本文就对斜拉索的病害成因及相应的养护与维修的措施进行了论述。
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