大連機(jī)場(chǎng)航站樓擴(kuò)建工程結(jié)構(gòu)設(shè)計(jì)
張 穎,文 元
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(大連市建筑設(shè)計(jì)研究院有限公司,大連 116021)[摘要] 根據(jù)建筑使用功能要求,主樓采用兩段式結(jié)構(gòu),下部為鋼筋混凝土框架,上部為高低跨門式拱架和單跨門式拱架;超長(zhǎng)結(jié)構(gòu)采用無粘結(jié)預(yù)應(yīng)力解決裂縫問題;熔巖發(fā)育地區(qū)采用柱下單樁基礎(chǔ),避免巖層起伏較大帶來的施工難度。[關(guān)鍵詞] 大跨門式拱架;機(jī)械成孔灌注樁;無粘結(jié)預(yù)應(yīng)力中圖分類號(hào):TU378 文獻(xiàn)標(biāo)識(shí)碼:A 文章編號(hào):1002-848X(2013)S2-0276-03作者簡(jiǎn)介:張穎,高級(jí)工程師,一級(jí)注冊(cè)結(jié)構(gòu)工程師,Email:DLJZSJ-1@vip.163.com。Dalian airport expansion project structure designZhang Ying, Wen Yuan(Dalian Architectural Design & Research Institute Co., Ltd., Dalian 116021, China)Abstract: In accordance with the requirements of building use function, the main structure of two stages, the lower part of reinforced concrete frame, the upper part of high -low and single span arch-beam portal frame; super long structure using unbonded prestressed to solve the problem of cracks; lava development area using the column order pile foundation, avoid undulating rock formations caused by the difficulty of construction.Keywords: large-span arch-beam portal frame; mechanical hole filling pile; unbonded prestressed
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