徐桥,笔名:徐氏谈金,男,湖北武汉人,籍贯湖北随州。2007年毕业于华中农业大学经管系,现任某投资管理有限公司“金领团队”负责人,黄金白银策略分析师、高级投资经理。从事金融行业多年,致力于各类贵金属产品投资和资金管理,为客户提供金融产品投资咨询、个人理财规划、家庭理财和贵金属(黄金、白银)投资实盘指导。
混凝土的收缩徐变和车辆超载是大跨度连续梁桥主梁下挠严重的主要因素之一。
The creep is the main reasons why the deflection of the girder is larger than that of code.
本文还针对预应力混凝土连续刚构桥和斜拉桥,分析计算了其在施工和运营阶段,混凝士徐变对桥梁结构的影响。
The influence of concrete creep on bridge structure under the construction and operation stage for prestressed concrete continuous rigid frame bridge and cable-stayed bridge is also analyzed.
江津观音岩长江大桥为结合梁桥,为防止桥面板湿接缝在约束条件下产生裂缝,该桥面板湿接缝要求采用微膨胀混凝土,以补偿混凝土的收缩、徐变。
In order to prevent the cracks that would be likely caused by restricted conditions of the wet-joint, the wet-joint demands using expansive concrete to compensate the shrinkage and creep.
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