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很多人过去有一个错误的观点,认为混凝土本身不怕水,钢筋混凝土结构的桥梁无须做防水,因此,对桥面系的构造设计不太讲究,甚至很粗糙。恰恰就因为桥面系构造的设计缺陷及没有完善的防水系统,引起了很多病害,再由于交通量的增长和超载交通的影响,使桥梁过早地遭到破坏,成为危桥,所以对于桥梁防水系统的建立是至关重要的。通过介绍水对公路桥梁桥面的危害,探讨了常用的防护措施与设计方法。
Many people used to have a wrong opinion. They think that concrete is not afraid of water itself. There is no need to waterproof the bridge of reinforced concrete structure. Therefore, the structural design of the bridge deck system is not very particular or even very rough. It is precisely because of the design flaws of the bridge deck system and the imperfect waterproof system that cause a lot of diseases. Due to the increase of traffic volume and the influence of overloaded traffic, the bridge is destroyed prematurely and becomes a dangerous bridge, so for the bridge Waterproofing system is crucial. By introducing the hazards of water to the bridge deck of highway and bridge, the common protective measures and design methods are discussed.