【摘要】 白塔机场新航站楼结构主体采用钢筋混凝土框架结构,屋面采用钢结构。针对预应力技术在结构中的应用情况,介绍钢筋混凝土梁内的有粘结预应力技术和混凝土板内无粘结预应力技术以及拱脚预应力拉索的施工过程。详细阐述了预应力解决梁抗弯承载力、板的温度收缩应力和钢拱水平推力作用。实践证明预应力技术在该工程中的应用得到成功。更多还原

【Abstract】 Main structure of New Terminal in Baita Airport is reinforced concrete frame structure,and its roof structure is steel structure.Bounded prestress technology is used in reinforced concrete beams,unbounded prestress technology is used in concrete plates and construction process of prestressed cable in arch foots are introduced according to prestress technology application situations.Flexural capacity of beams,temperature shrinkage stress of plates and horizontal force are solved by prestress technology.It proves that prestress technology is applied in the engineering successfully.更多还原