TBM to commence tunnelling for Phase IIIB of Goregaon-Mulund Link Road (GMLR) – Tunnel Project by June 2026 January 29, 2026 | Project Updates, Under Construction The Tunnel Boring Machine (TBM) is likely to commence tunnelling for construction of Goregaon-Mulund Link Road (GMLR) – Tunnel (Phase IIIB) Project by June 2026. This content is restricted.