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| 围堰拆除当导流任务完成后，围堰应按设计要求进行拆除,以免影响永久建筑物的后期施工或建筑物的运行。混凝土围堰的拆除一般多采用爆破法。草土围堰的水上部分,可用人工拆除，水下部分可以在堰体处开挖缺口让水流冲走 | |||
| 围堰拆除 | |||
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cofferdam demolition : 2 phrases in 1 subject |
| Explosives and Explosive Ordnance Disposal | 2 |
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