四川省 江官地水电站右岸缆机平台开挖及支护工程4#变形体边坡预应力锚索钻孔及注浆情况变更分析 2008 年 6 月 20 日批准：审查：校核：编制： 目 录1．锚索钻孔的变更分析...............................................31.1 基坑开挖及边坡开挖和支护施工技术要求....................................................................31.2 投标报价中钻孔内容与实际施工内容对比....................................................................31.3 专题会上对锚索钻孔明确要求........................................................................................41.4 施工过程中的锚索钻孔依据和控制情况........................................................................41.5 专题会上对锚索钻孔明确要求........................................................................................91.6 锚索钻孔变更小结............................................................................................................92．锚索注浆的变更分析..............................................102.1 工程地质情况局部变化.................................................................................................102.2. 锚索结构和灌浆工艺的改变.......................................................................................112.3. 锚索灌浆量投标入无法预估.......................................................................................132.4 投标报价内容与实际施工内容对比..............................................................................132.5 施工过程控制和事实认证..............................................................................................132.6 专题会上对锚索注浆量明确要求..................................................................................142.7 变更成立小结..................................................................................................................143．典型孔分析......................................................153.1 1354.1m 高程 4BMS-17 号锚索钻孔、灌浆过程.............................................
