路桥施工与经济管理课程设计..doc

《路桥施工与经济管理》课程设计 PAGE 第 PAGE \* MERGEFORMAT 39 页 共 NUMPAGES \* MERGEFORMAT 44 页 目录 1.工程概况··················································3 1.1地理位置····················································3 1.2气候及水文条件··············································3 1.3地质条件····················································3 1.4技术标准····················································4 1.5主要材料····················································5 1.6桥孔总体布置················································6 1.7桥梁结构及设计要点··········································6 1.7.1主桥··································································6 1.7.2 引桥·································································7 1.7.3 钢结构涂装防腐设计···················································8 1.7.4 涂装施工工艺基本要求·················································9 1.8施工要点····················································10 2.施工方案设计·············································10 2.1确定施工流向················································10 2.2确定施工顺序················································11 2.3施工方法和施工机械的选择····································11 2.3.1 施工准备····························································11 2.3.2 混凝土制备与运输····················································11 2.3.3 钢筋工程····························································11 2.3.4 桩基础施工··························································11 2.3.5 承台施工····························································16 2.3.6 墩柱施工····························································17 2.3.7 桥台施工(包括明挖扩大基础)··········································22 2.3.8 缆索吊装系统施工····················································24 2.3.9 拱圈的施工··························································26 2.3.10 拱上立柱施工·······················································29 2.3.11 T梁预制施工及预应力施工···········································30 2.3.12 桥面系施工·························································34 施工进度计划·······