冠生园路 223＃、 227＃厂房让路改建工程 基坑钢支撑 施 工 方 案 上海汇成建设发展有限公司 二 00八年八月 目 录 一、 工程概况····································3 二、 支撑施工····································3 三、 施加与复加应力· ·····························3 四、 单根支撑拆除、安装施工流程· ·················4 五、 施工监测····································4 六、 钢支撑安装质量控制措施· ·····················5 七、 安全生产····································7 八、 有关总包协助配合问题· ···············