Una estructura para soportar y reforzar, comprende una pluralidad de arcos, cada uno con al menos un primer elemento estructural que posee un cuerpo tubular con una cavidad interior para ser llenada con hormigon, un dispositivo de llenado acoplable a medios de inyeccion de hormigon, cada arco conectado mediante una o mas cadenas de conexion: y metodo asociado.

摘要

The present invention relates to a rib (1) for supporting and reinforcing an excavation. The invention also relates to a structure and to a method for supporting and reinforcing an excavation. The rib (1) according to the invention comprises at least a structural element (5A) provided with a tubular body (C), preferably with a circular cross section, which defines an inner cavity (9A) adapted to be completely filled with concrete after installation of the rib (1). The structural element (5A) is provided with a filling device (7) operatively couplable to concrete injection means.