土木工程（橋梁）畢業(yè)設(shè)計計算.pdf

目錄
1、橋面高程...................................................................................................................................1
2、方案比選...................................................................................................................................1 2.
1、確定橋梁比選方案.........................................................................................................1 2.
2、確定最優(yōu)方案.................................................................................................................2 3 主橋結(jié)構(gòu)尺寸擬定......................................................................................................................4 3.
1、跨徑擬定.........................................................................................................................4 3.
2、主橋箱梁尺寸擬定.........................................................................................................4 3.2.
1、確定梁高...............................................................................................................4 3.2.
2、確定橋面板厚度...................................................................................................4 3.2.
3、腹板厚度...............................................................................................................5 3.2.
4、底板厚度...............................................................................................................5 3.2.
5、橋梁線形...............................................................................................................5 3.2.
6、橋面鋪裝...............................................................................................................5 3.6.
7、橋墩尺寸...............................................................................................................5 3.6.
8、主梁箱梁尺寸.......................................................................................................5
4、主橋箱梁橫向計算...................................................................................................................7 4.
1、橋面板的配筋計算.........................................................................................................7 4.1.
1、頂板跨中截面計算...............................................................................................7 4.1.
2、主梁箱梁懸臂端計算.........................................................................................12 4.1.
3、荷載組合.............................................................................................................14 4.1.
4、橋面板配筋計算.................................................................................................14 4.1.
5、混凝土抗裂驗算.................................................................................................15 4.
3、各截面配筋驗算...........................................................................................................17 5.主橋電算....................................................................................................................................20 5.1 電算前的準備工作..........................................................................................................20 5.1.1 材料特性和計算參數(shù)............................................................................................20 5.1.2 施工環(huán)境和溫度模式............................................................................................20 5.1.3 掛籃和臨時荷載....................................................................................................20 5.1.4 截面尺寸................................................................................................................20 5.1.4 二期恒載和運營活載............................................................................................21 5.2 建模過程..........................................................................................................................21 5.2.1 設(shè)置操作環(huán)境.......................................................................................................21 5.2.2 定義材料和截面....................................................................................................21 5.2.3 建立結(jié)構(gòu)模型........................................................................................................25 5.2.4 定義結(jié)構(gòu)組、邊界組和荷載組............................................................................28 5.2.5 非預(yù)應(yīng)力鋼筋輸入................................................................................................31 5.2.6 輸入荷載................................................................................................................32 5.2.7 定義施工階段........................................................................................................37 5.2.8 輸入移動荷載數(shù)據(jù)................................................................................................41 5.2.9 運行結(jié)構(gòu)分析并查看分析結(jié)果............................................................................45 5.2.10PSC 設(shè)計...............................................................................................................59
目錄
1、橋面高程...................................................................................................................................1
2、方案比選...................................................................................................................................1 2.
1、確定橋梁比選方案.........................................................................................................1 2.
2、確定最優(yōu)方案.................................................................................................................2 3 主橋結(jié)構(gòu)尺寸擬定......................................................................................................................4 3.
1、跨徑擬定.........................................................................................................................4 3.
2、主橋箱梁尺寸擬定.........................................................................................................4 3.2.
1、確定梁高...............................................................................................................4 3.2.
2、確定橋面板厚度...................................................................................................4 3.2.
3、腹板厚度...............................................................................................................5 3.2.
4、底板厚度...............................................................................................................5 3.2.
5、橋梁線形...............................................................................................................5 3.2.
6、橋面鋪裝...............................................................................................................5 3.6.
7、橋墩尺寸...............................................................................................................5 3.6.
8、主梁箱梁尺寸.......................................................................................................5
4、主橋箱梁橫向計算...................................................................................................................7 4.
1、橋面板的配筋計算.........................................................................................................