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文章通过对武穴百米港桥的加固改造,介绍了在建危拱桥的综合治理方法。该桥采用将拱式拱上建筑改造为梁板式拱上建筑、从拱背加厚主拱圈、墩台基础下采用旋喷桩加固和墩台基础加固等一系列措施,达到了提高地基承力及桥梁设计荷载等级的目的。多年来的良好运营证明,采用文中所介绍的综合改造治理方法是成功的。
Through the reinforcement and reconstruction of Wuxue Baomei Bridge, the article introduces the comprehensive treatment method of dangerous bridge under construction. The bridge by the arch arched building to beam plate arch construction, thickened from the back of the arch main arches, piers and piers under the basis of the use of rotating jet grouting and pier abutment reinforcement and a series of measures to achieve the foundation bearing Force and bridge design load level purposes. The good operation over the years has proved that adopting the method of comprehensive improvement and management introduced in the article is successful.