|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2011年02 期
| 標(biāo)題 |
| 武漢軌道交通40 m簡支鋼—混結(jié)合梁設(shè)計(jì)(51 卷) |
| 英文標(biāo)題 |
| Design of 40-m span simply-supported steel-concrete composite girder for Wuhan Mass Transit |
| 摘要 |
| 鋼—混凝土結(jié)合梁橋具有剛度大、噪聲小、建筑高度低等優(yōu)點(diǎn)。武漢軌道交通40 m簡支鋼—混結(jié)合梁上跨既有京廣鐵路，與地面高差較大，采用分段吊裝和拖拉就位相結(jié)合的方法架設(shè)鋼梁。本文比較了三種施工方案，分析了不同施工方案對鋼梁的應(yīng)力的影響；并采用改變混凝土收縮徐變系 |
| 作者 |
| 新聞作者:黎順生 |
| 關(guān)鍵字 |
