The project aims to improve the accessibility of the FGC Sarrià station to ensure that the routes between all levels of the station are adapted to people with reduced mobility._x000D_ The action is based on the modification of the existing number of routes, going from 4 to 3 routes, and 3 to 2 platforms, and the installation of 3 elevators._x000D_ In particular, the removal of one of the 4 routes in the station allows creating a large central platform where an elevator will connect to the lobby._x000D_ At the other side of the two platforms there will be two elevators that will connect with a lower step existing between them, in that way all the routes will be adapted._x000D_ On the other hand, the necessary modification of the number of tracks involves a series of facilities related to the signalling, security and control of the circulation of the trains. This installation includes replacing the current enclave with a new electronic and redundant configuration "Hot standby".