大連機場航站樓擴建工程結構設計
張 穎，文 元
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（大連市建筑設計研究院有限公司，大連 116021）[摘要] 根據建筑使用功能要求，主樓采用兩段式結構，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；超長結構采用無粘結預應力解決裂縫問題；熔巖發(fā)育地區(qū)采用柱下單樁基礎，避免巖層起伏較大帶來的施工難度。[關鍵詞] 大跨門式拱架；機械成孔灌注樁；無粘結預應力中圖分類號：TU378 文獻標識碼：A 文章編號：1002-848X（2013）S2-0276-03作者簡介：張穎，高級工程師，一級注冊結構工程師，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
