5-3-10  预制、安装钢筋混凝土拱桥上部构造

1)吊装设备的拼装、拆除;2)构件、预制块的预制、安装或安砌的全部工序;3)现浇混凝土的全部工序;4)伸缩缝、防水层的设置;5)拱上填料。




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