The Rapidly Emplaced Hydraulic Arch Barrier, made of the same material as the other two devices, can be put in place around a plugged breach to keep it sealed and dry once the plug has been removed.

该装置的全称叫做“便置式拱形折流坝”。它与前两种装置采用相同材料制作，可以围住一个被暂时封堵住的堤坝裂口，使之与河水隔开。

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All screens must be equipped with some type of mechanism to continuously or intermittently clean the openings in the perforated barrier. Otherwise, the screen plate would rapidly plug up.

所有筛子都必须设置可连续或间歇清理筛板的机械装置，否则，筛板上的孔很快就会被堵塞。

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