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现象带有牛腿的预制钢筋混凝土柱安装后,牛腿顶面标高不一致,造成吊车梁两端支承面不等高。原因分析 1.柱基杯底标高不准。2.预制构件尺寸欠准,使安装后的牛腿标高向上或向下位移。
Phenomenon With prefabricated reinforced concrete columns with corbels installed, the inconsistencies in the elevation of the corbels above the ground result in unequal bearing surfaces at both ends of the crane girder. Reason analysis 1. Column base cup height is not allowed. 2. The size of prefabricated components is not accurate, so that the installation of the heel elevation up or down displacement.