Method for redevelopment of concrete surfaces within area before loading-door of freight forwarding company, involves uprising swap body on concrete surface by supporting leg at position

摘要

The method involves uprising a swap body on a concrete surface by a supporting leg at a position. A prefabricated component of polyurethane is equipped in a depth. The prefabricated component is formed such that upper surface of the prefabricated component forms a flat surface with surrounding concrete surface. An independent claim is also included for a prefabricated component for redevelopment of concrete surfaces within an area before loading-door of freight forwarding company.