预应力锚索施工质量控制探讨

在四川省紫兰坝水电站预应力锚索施工监理过程中，存在分级预紧、张拉顺序、次锚索回缩大、超张拉等关键工序控制问题，通过监理人员的精心组织和控制、使锚索的施工质量满足了设计要求，可供同行借鉴和参考。

prestressed anchorage cable construction

During the process of supervision of prestressed anchorage cable construction of Zilanba hydropower project in Sichuan, there are some key processes which need to be controlled, such as prestressing anchorage cables by different grades, stretching order, big retracting of subordinate anchorage cables, and extra - stretching. Organized and controlled carefully by the supervisors, the construction quality of anchorage cables meets the design requirement and can be for reference for the engineers of the same occupation.