在公路桥梁设计中,钢筋混凝土防撞护栏已较为普遍地应用,既能抵挡车辆的冲撞,也能保障行车的安全,几乎取代了传统的人行栏杆。然而美中不足的是,绝大多数桥梁的防撞护栏出现较多的不规则的裂缝,严重影响了桥梁外型美观,现浅谈一些混凝土护栏裂缝的成因及控制看法。 In highway and bridge design, reinforced concrete bumper barrier has been more commonly used, both to withstand the collision of vehicles, but also to ensure traffic safety, almost replaced the traditional pedestrian railings. However, fly in the ointment is that most of the bridge crash barriers appear more irregular cracks, seriously affecting the appearance of the bridge is beautiful, are talking about some of the causes of concrete fence cracks and control view.