A water nail drainage system for railway roadbed side slope

The utility model discloses a water nail drainage system for railway roadbed side slope. Water nail drainage system include by PVC pipe or PE outside of tubes wrap up in one deck capillary formula pass through bi -pass and the tee bend of water nail that the drainage area constitutes, connection water nail and collector pipe, water nail joint between two water nails of connection first, install the elbow of following closely out the water end (W. E. ) in collector pipe or water. This system has overcome that traditional drainage material easily stops up, the shortcoming of inefficiency, successfully solved catchment in the soil body, the problem of drainage. The construction method is including examination nail, laying -out, drilling, installation, connection collector pipe. The utility model discloses a putting into water through drilling in existing slope and following closely, realize all -round, overall length drainage, long -term drainage is efficient, and the construction is quick, and has the character