1 EPBM excavated the tunnel for a length of 800 m. Contract 921 for the design and construction of Rochor and Little India stations and associated tunnels. MAPECOAT W SP, used for the concrete segment protection proved to be resistant to the abrasion caused by the passage of the TBm tail brushes and confirmed to be leader in its sector.
High performance liquid foaming agent, based on biodegradable anionic surfactants, in combination with a natural lubricating polymer, for ground conditioning in mechanized tunnelling
High performance liquid foaming agent, based on biodegradable anionic…