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（1 中國(guó)建筑西北設(shè)計(jì)研究院，西安710003；2 長(zhǎng)安大學(xué)，西安710064）

［提要］西安咸陽(yáng)國(guó)際機(jī)場(chǎng)航站區(qū)老航站樓項(xiàng)目的改造由于受投資和工期限制，結(jié)合業(yè)主的要求，在改造設(shè)計(jì)中確定使用年限30年，抗震設(shè)防標(biāo)準(zhǔn)也為30年，為三水準(zhǔn)設(shè)防。對(duì)整體結(jié)構(gòu)作了分析計(jì)算，并按三水準(zhǔn)設(shè)防標(biāo)準(zhǔn)作了補(bǔ)充驗(yàn)算，充分利用了原結(jié)構(gòu)構(gòu)件的強(qiáng)度。介紹了設(shè)計(jì)中的一些要點(diǎn)和構(gòu)造措施，對(duì)類似工程有一定的參考價(jià)值。

［關(guān)鍵詞］改造設(shè)計(jì)；加固；柱腳鉸接

Design of Xi"an Xianyang International Airport Terminal Old Buildings Rehabilitation and Strengthening /Zhang Shunqiang1,Xue Zhongxing1,Wang Jingfeng1,Pan Yuan2(1 China Northwest Building Design Research Instutute， Xi"an  710003， China; 2 Chang"an University, Xi"an  710064, China）

Abstract:Because of investment  and time limit in course of Xi"an Xianyang international airport terminal old buildings rehabilitation and strengthening, the project"s seismic fortification criterion is made on the basis of owner"s demand. Analysis and complementary checking computations are finished according to the three level seismic fortifycaption criterion on the whole structure. The strength of old structural members is used fully. Some conclusion and conformation supply references to similar structural rehabilitation and strengthening.

Keywords:rehabilitation design; strengthening; hinged column feet