A structure for supporting and strengthening, comprises a Plurality of Arches, each with at least a First Structural element has a tubular body with an inner Cavity to be filled with concrete, Filling Device Attachable to a Concrete means of injection, each Arc link State by one or more Connection Strings, and associated method.

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.