| 摘要 |
PURPOSE: A prefabricated retaining wall bock installation structure for a road is provided to improve constructability and to shorten a period of construction by installing a retaining wall structure simply and to secure the safety of a structure by draining off rainwater and underground water. CONSTITUTION: The prefabricated retaining wall block installation structure for a road comprises the steps of installing a footing block(300) to the side of a road(100), then piling up a prefabricated retaining wall block(400) on the upper part in order. The footing block(300) is provided with a convex part which has a drain outlet provided with a fastening groove to place the prefabricated retaining wall block(400), and a drainage hole to guide the surface water of the road(100) to the drain outlet. The prefabricated retaining wall block(400) is formed in a hollow Y-shape and provided with an opening where a meshed box guides rainwater from the inside of the retaining wall block(400) to the fastening hole of the footing block(300) to drain off rainwater to one way. |
