桥梁工程毕业设计变截面连续梁桥以及迈达斯用法和简支梁桥计算书

桥梁工程毕业设计变截面连续梁桥以及迈达斯用法和简支梁桥计算书目 录绪论................................................................................................................... 11.1 预应力混凝土连续梁桥概述.............................................................11.2 毕业设计的目的与意义...............................错误！未定义书签。第一章 设计原始资料……………………………………………………………………第二章 方案比选……………………………………………………………………….第三章 桥跨总体布置及结构尺寸拟定.......................................................42.1 尺寸拟定............................................................................................92.1.1 桥孔分跨...........................................................................................92.1.2 截面形式...........................................................................................92.1.3 梁高.................................................................................................102.1.4 细部尺寸..........................................................................................112.2 主梁分段与施工阶段的划分.........................................................122.2.1 分段原则.........................................................................................122.2.2 具体分段........................................................................................122.2.3 主梁施工方法及注意事项...........................................................13第四章 荷载内力计算.................................................................................153.1 恒载内力计算.................................................错误！未定义书签。3.2 活载内力计算................................................错误！未定义书签。3.2.1 横向分布系数的考虑....................................................................283.2.2 活载因子的计算...........................................................................303.2.3 计算结果..........