介绍： XXX大道西段快速路工程Ш标段全长1061m（k4+124~k5+185）,主要为高架桥梁、地面桥和地面道路等，涉及深基坑的承台和桥台位于半塘河、沉木河、中横河等三座桥梁处。 一、工程概况··········································3 1、深基坑概况·············································3 2、地质情况···············································4 3、平面位置···············································4 二、编制依据··········································4 三、施工计划··········································5 1、施工时间安排···········································5 2、资源投入情况···········································5 四、工艺方法··········································5 1、总体设想···············································5 2、施工流程···············································6 3、围堰施工···············································6 4、河边桥台开挖支护方法···································6 5、陆地基坑开挖支护方法···································7 6、钢板桩施工·············································7 7、土方开挖···············································8................
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