Permeable pavement structure suitable for high-cold collapsible loess area

The utility model relates to the field of light load road subgrade laying. The water-permeable pavement structure sequentially comprises a base layer, a water-proof cushion layer, a water-permeable layer, a leveling layer and a water-permeable surface layer from bottom to top, the water-proof cushion layer is formed by evenly mixing cement and plain soil, and the water-permeable pavement structurehas the advantages of being low in manufacturing cost, easy to obtain materials, convenient to construct, good in frost resistance and excellent in waterproof effect. 本实用新型涉及轻型荷载道路路基铺设领域，特指一种适用于高寒湿陷性黄土地区的透水铺装结构，层次结构从下往上依次包括基层、隔水垫层、透水层、找平层、透水面层，隔水垫层原材料采用水泥和素土拌和均匀而成，具有造价低、易于取材、便于施工、抗冻性能好、防水效果优的特点。