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针对某特大桥一墩身在遭受火灾后混凝土表面出现起皮、剥落、龟裂等缺陷问题,介绍了自流平早强高强砂浆在混凝土表面缺陷修补中的应用,以及修补过程中的模板支护工艺和“干粉扑磨法”在混凝土外观颜色调制中的成功使用。
In view of the defects of the concrete body surface such as peeling, exfoliation and cracking after a fire in a pier of a bridge, the application of self-leveling early strength high-strength mortar in the repair of concrete surface defects and the application of formwork support Process and “dry puff grinding ” in the successful use of concrete appearance color modulation.