Search & filter
Search & filter
Abstract: The new railway access tunnel to the Barcelona Airport, bored with an EPB, underpasses the C-31 motorway, the terminal T2 and an operative runway. This meant a strict limitation of the maximum admissible settlements that, in the existing conditions of low overburden (10 to 25 meters) and deltaic geology of high deformability, were not exceeded by using a face pressure in the higher range and a...