APPLICATION OF OUTER FRAME AND STOREY-ADDING TECHNOLOGY TO PROJECT RECONSTRUCTION
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摘要: 介绍某办公楼增层改造的设计与施工,通过采用外套框架结构体系、无粘结预应力托换梁以及端承桩基础,解决施工中遇到的技术难题,同时可减小加固工作量。Abstract: It is introduced that the storey-adding design and construction of an office building;it is also solved the technical problems and reduced the amount of the strengthening project using an outer frame structural system,unbonded prestressed underpinned beams and end-bearing pile foundation.
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[2] GB 50007-2002 建筑地基基础设计规范 CECS 25:90 混凝土结构加固技术规范
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