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某3跨下承式钢管混凝土系杆拱桥静载试验分析

李怀雷,秦伟航,张江威,李薇

GongluJiaoTongKeJI（2013）

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Abstract
某跨径布置为70m+ 90m+ 70m 3跨下承式钢管混凝土系杆拱桥钢管内部混凝土脱空现象严重,中孔左侧5号吊杆被撞导致PE+ PU钢丝束护套撕落,吊杆高强钢丝裸露,给桥梁的安全造成极大隐患.本文主要针对该3跨系杆拱桥静载试验结果进行分析,评价其承载能力,并给出病害处治建议供同类桥进行借鉴和参考.
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