洪山大桥塔梁连接段自密实混凝土施工

Tower beam linking section self-dense concrete construction of Hongshan Bridge

针对大桥塔梁连接处钢壳内混凝土存在振捣死角的问题,介绍了自密实混凝土配合比的优化及配比试验,指出采用自密实混凝土施工,能成功地解决连接段钢箱内混凝土无法振捣而影响质量的难题。

Aiming at the problem of inside steel shell concrete existing inspire pound dead angle at bridge tower beam linking spot, it introduces optimizing and matching experiments of self-dense concrete cooperating ratio, indicates that adopting self-dense concrete construction can suecessfully solve the difficulty of linking section inner steel box can＇t inspire pound to influence quality.