0荆 州 大 道 改 造 工 程（ K4+180—K4+682 ）钢 板 桩 支 护 施 工 方 案编 制 人 ：审 核 人 ：审 批 人 :荆 州 大 道 改 造 工 程 五 工 区编 制 日 期 ： 2024 年 3 月 15 日目录第一章编制依据···························································3
第一章编制原则···················································3
第三章工程概况···················································4
一、工程简介···················································4
二、工程量概况·················································4
三、平面布置图·················································5
第四章拉森钢板桩支护施工·········································6
一、施工准备···················································6
二、插打钢板桩、安装内支撑 ·····················7—11
三、基坑开挖、钢板桩内支撑·····································11
四、支护内排水·················································11
五、 变形观测·····································
