三门峡高墩施工方案

目 录 TOC \o "1-3" \h \z \u HYPERLINK \l "_Toc279563594" 1、项目背景 PAGEREF _Toc279563594 \h 2 HYPERLIN

目录 1、项目背景 ........................................................... 2 1.1项目建设目的 ....................................................... 2 1.2国内外高墩桥梁建设情况 ............................................. 2 2、工程概况 ........................................................... 3 2.1水文地质情况 ....................................................... 3 2.2工程现场情况 ....................................................... 4 2.3主要设计概况 ....................................................... 4 2.4主要工程量 ......................................................... 5 3、施工方案比选、分析 ................................................. 6 3.1落地支架法施工:优缺点、适用范围 .................................... 6 3.2翻模法施工：优缺点、适用范围 ....................................... 6 3.3滑模法施工：优缺点、使用范围 ....................................... 7 3.4爬模法 ............................................................. 8 3.5结论 ............................................................... 8 4、桥梁施工工序介绍 ................................................... 8 4.1桩基施工 ........................................................... 8 4.2 承台施工 .......................................................... 9 4.3盖梁施工 .......................................................... 10 4.4梁板预制及安装施工 ................................................ 10 4.5桥面系施工 ........................................................ 10 5、滑模法高墩施工技术 ................................................ 11 5.1结构设计 .......................................................... 11 5.2滑模荷载分析计算 .................................................. 14 5.3荷载试验 .......................................................... 16 5.4滑模施工 .......................................................... 16 5.5滑模施工质量控制措施 .............................................. 19 5.6滑模施工安全控制措施 .............................................. 20 6、结束语 ............................................................ 20 1