计算书需要全部验算吗，桥梁设计
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第一部分 桥梁设计 .......................................................................................................................... 1
第一章 水文计算 ...................................................................................................................... 1
1.1原始资料 ........................................................................................................................ 1 1.2 水文计算 ....................................................................................................................... 3 第二章 方案比选 ........................................................................................................................ 6
2.1 方案一：预应力钢筋混凝土简支梁（锥型锚具） ................................................... 6 2.2方案二：钢筋混凝土箱形拱桥 .................................................................................. 10 第三章 总体布置及主梁的设计 .............................................................................................. 11
3.1设计资料及构造布置 .................................................................................................. 11 3.2主梁内力计算 .............................................................................................................. 12 第四章 预应力钢束的估算及其布置 .................................................................................... 21
4.1跨中截面钢束的估算与确定 ...................................................................................... 21 4.2钢束预应力损失计算 .................................................................................................. 25 4.3截面强度验算 .............................................................................................................. 28 4.4预加内力计算 .............................................................................................................. 34 4.5主梁斜截面验算 .......................................................................................................... 35 4.6截面应力验算 .............................................................................................................. 41 4.7主梁端部的局部承压验算 .......................................................................................... 46 第五章 下部结构的计算 ........................................................................................................ 50
5.1盖梁的计算 .................................................................................................................. 50 5.2桥墩墩柱计算 .............................................................................................................. 57 5.3钻孔灌注桩的设计计算 .............................................................................................. 59
第二部分 英文翻译 .......................................................................................................................... 62 Reliability analysis : ......................................................................................................................... 62
可靠性分析 .................................................................................................... 73
第一章 水文计算 ...................................................................................................................... 1
1.1原始资料 ........................................................................................................................ 1 1.2 水文计算 ....................................................................................................................... 3 第二章 方案比选 ........................................................................................................................ 6
2.1 方案一：预应力钢筋混凝土简支梁（锥型锚具） ................................................... 6 2.2方案二：钢筋混凝土箱形拱桥 .................................................................................. 10 第三章 总体布置及主梁的设计 .............................................................................................. 11
3.1设计资料及构造布置 .................................................................................................. 11 3.2主梁内力计算 .............................................................................................................. 12 第四章 预应力钢束的估算及其布置 .................................................................................... 21
4.1跨中截面钢束的估算与确定 ...................................................................................... 21 4.2钢束预应力损失计算 .................................................................................................. 25 4.3截面强度验算 .............................................................................................................. 28 4.4预加内力计算 .............................................................................................................. 34 4.5主梁斜截面验算 .......................................................................................................... 35 4.6截面应力验算 .............................................................................................................. 41 4.7主梁端部的局部承压验算 .......................................................................................... 46 第五章 下部结构的计算 ........................................................................................................ 50
5.1盖梁的计算 .................................................................................................................. 50 5.2桥墩墩柱计算 .............................................................................................................. 57 5.3钻孔灌注桩的设计计算 .............................................................................................. 59
第二部分 英文翻译 .......................................................................................................................... 62 Reliability analysis : ......................................................................................................................... 62
可靠性分析 .................................................................................................... 73
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