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一幢八层砖混结构的住宅楼，因坐落在废弃的防空洞上面产生不均匀沉降而成危房，详细介绍了压力灌浆和以工字钢劲型骨架微型核托换加固地基基础，并在沉降少的一侧用基底掏土灌水迫使下沉的纠倾扶正的施工方法。
An eight-story brick-concrete residential building, due to the uneven settlement of abandoned air-raid shelters, has become a dangerous room. The pressure-grouting and the reinforcement of the foundations with I-beam steel skeleton micronucleus underpinning are described in detail. The lesser side uses the base alumina soil to force the sinking and correcting construction method.