The Luokou Yellow River bridge located at Ji 'nan is an old steel bridge with 90 years history.
济南洛口黄河铁路大桥是一座有90年历史的老桥。
Based upon finite element simulation analysis, load tests and long-term observation, a detection and evaluation system for old steel bridge safety was developed in this thesis.
本文以桥梁仿真分析技术为主线，以整治效果为目标，以荷载试验和长期观测为检验手段，建立了既有钢桥裂纹安全检测评估系统。
The old Xinzha bridge in Shanghai City is a steel truss bridge, 64.
上海市老新闸桥为钢桁架桥，桥长64。
According to the analyses of rust steel bar in bridge structure, this paper assesses the usage status of reinforce steel bar to provide technique data for identifying old bridge quality correctly.
本文通过对桥梁结构物中钢筋锈蚀的分析，来评定桥梁结构中钢筋的使用状态，为准确鉴定旧桥的质量与可靠度提供技术数据。
The research on design and construction scheme of old Feihe River temporary steel bridge shows that the design scheme is successful.
关于老淝河钢便桥设计和施工方案的研究表明，其设计方案是成功的，可为类似工程提供借鉴。
The research on design and construction scheme of old Feihe River temporary steel bridge shows that the design scheme is successful.
关于老淝河钢便桥设计和施工方案的研究表明，其设计方案是成功的，可为类似工程提供借鉴。
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