E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
E04F15/00—Flooring
E04F15/02—Flooring or floor layers composed of a number of similar elements
E04F15/04—Flooring or floor layers composed of a number of similar elements only of wood or with a top layer of wood, e.g. with wooden or metal connecting members
Cale permettant la restauration de la position d'un rail de voie de chemin de fer, et procede de restauration de la position d'un rail utilisant cette cale