公路水毁防治(6)——公路路基冲刷防护

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Ⅷ、路基边坡加固路基边坡加固系直接在路基边坡上修建各种护面建筑物以抵御洪水的冲刷,流冰、流木等的撞击和风浪的侵袭等。各种边坡加固建筑物可分为柔性和刚性两类。柔性边坡加固建筑物能适应支承面因下沉或被侵蚀而产生的少许变形而无严重损坏。常用的柔性边坡加固建筑物有抛石、铁丝石笼、干砌片石(或河卵石)等。刚性边坡加固建筑物则不能适应支承面的少许变形,会因失去支承而遭到破坏。常用的刚性边坡加固建筑物有浆砌片石、混凝 Ⅷ Reinforcement of Subgrade Slope Reinforcement of Subgrade Slope The various types of retaining building structures are directly built on the subgrade slope to resist the impact of flood scouring, flow ice, flow wood and the invasion of storms. A variety of slope reinforcement buildings can be divided into two categories of flexibility and rigidity. Flexible slopes Reinforcing buildings can accommodate minor deformations of support surfaces due to subsidence or erosion without serious damage. Commonly used flexible slope reinforcement of buildings with riprap, wire cage, dry rubble (or river pebbles) and so on. Rigid Slope Reinforcement Buildings do not adapt to a small deformation of the bearing surface and can be damaged by the loss of support. Rigid slope commonly used to reinforce buildings with masonry mortar, coagulation
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