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蓄水围
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05:48, 17 August 2015
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====维护====
石堤: 由于石头的抗侵蚀性强,所以不需要大量连续的修复工作。
然而,石堤后的泥沙淤积导致石头需时常更换重铺。需要注意的是,堤坝洪水漫顶并不会导致侵蚀下游面,也不会形成后成冲沟以及堤坝断裂。
然而,石堤后的泥沙淤积导致石头需时常更换重铺。需要注意的是,堤坝洪水漫顶并不会侵蚀下游面,也不会形成后成冲沟以及堤坝断裂。
====成本====
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