跨度35m的預(yù)應(yīng)力鋼(混凝土組合箱梁的結(jié)構(gòu)設(shè)計(jì)研究
盧偉煌
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(福建省建筑設(shè)計(jì)研究院 福州 350001)
[提要] 《鋼結(jié)構(gòu)設(shè)計(jì)規(guī)范》(GBJ-88)中沒(méi)有預(yù)應(yīng)力鋼(混凝土組合結(jié)構(gòu)方面的內(nèi)容,針對(duì)福建會(huì)堂工程的設(shè)計(jì)實(shí)例,探討了35m單跨簡(jiǎn)支預(yù)應(yīng)力鋼-混凝土組合箱梁的結(jié)構(gòu)設(shè)計(jì)方法。實(shí)際工程表明,預(yù)應(yīng)力鋼-混凝土組合結(jié)構(gòu)比鋼-混凝土組合梁更具有優(yōu)越性。[關(guān)鍵詞] 預(yù)應(yīng)力; 鋼-混凝土組合結(jié)構(gòu); 設(shè)計(jì)方法; 箱梁Abstract: The design method of prestressed steel-concrete composite box beam is not discussed in Code dot Design of Steel Structure(GBJ17-88).The design method was studied about the prestressed steel-concrete composite beam with 35m span in Fujian Hall project.The practical project indicates that the prestressed steel-concrete composite structure is more superior than steel—concrete composite.Keywords:prestressed steel-concrete composite structure; design method; box beam
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