王国英
    (中国轻工业北京设计院  100026)

[提要]  方庄体育健身中心A楼原为方庄供热厂单层煤库，由于建筑使用性质的转变，需要对原结构进行改建，中间增设两层。这里介绍了该工程的设计与实施，初步探讨了排架结构中间加层、抗震加固及钻孑L栽筋的方法。
[关键词]  加层 抗震加固  钻孔栽筋

Fangzhuang physical centre was a single floor coal-store house of Fangzhuang heat supply factory before. Because the change of the building function, its structure must be reformed. ln the middle part, the building is added up to three storeys. Design and construction of the project are introduced. Author also inquiries into the method of bent frame structure for mezzanine storey, strengthening for earthquake resistance and drilling holes for anchor bar frame.
Keywords:  bent frame structure; mezzanine storey; strengthening; earthquake resistance; anchor bar