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分析了钢管混凝土柱柱芯混凝土施工的特点和难点,采取改进混凝土配合比、设置混凝土止回阀、泄压孔等措施,解决了泵送顶升混凝土浇筑的难题,满足混凝土施工质量要求。
The characteristics and difficulties of the construction of concrete filled steel tubular column with column-core concrete are analyzed. The measures such as improving the mix proportion of concrete, setting the check valve of the concrete, releasing the pressure hole and so on are taken to solve the problem of pouring the concrete of the lifting concrete and meet the requirements of concrete construction quality.