钢箱梁顶推施工技术指南2022年word（78页）VIP免费

跨绕城高速钢箱梁顶推施工技术指南二〇二二年目录前言..........................................................2第一章技术概述................................................61.1 顶推发展史...............................................61.2 桥梁顶推技术的调查与分析.................................71.3 适用范围.................................................7第二章顶推施工调研分析与方案比选..............................82.1 顶推施工案例调研.........................................82.2 顶推关键技术分析........................................162.3 主要施工方法介绍及比选..................................18第三章 顶推前准备工作..........................................203.1 设计文件审批............................................223.2 非路政施工许可证办理....................................223.3 设计文件复核............................................233.4 施工方案安全评估........................................233.4.1 总体评价..............................................233.4.2 设计方案..............................................233.4.3 施工方案..............................................253.4.4 交通组织..............................................253.4.5 安全保障措施及应急预案................................263.4.6 公路恢复..............................................263.4.7 其他..................................................263.5 构件定制................................................273.6 图纸深化设计............................................293.7 钢箱梁顶推前验收........................................293.8 试顶推..................................................31第四章 正式顶推................................................314.1 监控量测准备............................................32第五章 落梁....................................................345.1 落梁前准备工作..........................................345.2 组织机构................................................355.3 卸载步骤..........................................