The northern tunnel of Tehran underground railway is currently being excavated with 8 km long and runs through two city districts in Tehran, significantly decreasing the city traffic in that part of the Iranian capital. Two TBM-EPB manufactured by Lovat are utilized for the tunnel excavation.
Tail sealant for mechanized tunneling with TBM Product sold only by Mapei Construction Chemicals L.C.C. For any further information, please contact Dario Casile, Regional Product Line Manager UTT-…
Tail sealant for mechanized tunneling with TBM Product sold only by Mapei…