The paper mainly introduced the structure damage situation of Sizhuang Bridge,discussod the design principle of maintenance and strengthening, related construction technique.%主要介绍了国道208线司庄2号桥的结构损坏情况,阐述了维修加固设计原则和有关施工工艺,通过加固后动、静栽试验对比及跟踪观测和定期检查,表明加固效果良好。
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