TERRATEC’s Tunnel Boring Machine (TBM) achieves breakthrough for a 9 km twin-tube tunnel on Corridor-3 of Chennai Metro Phase-2 project
TERRATEC’s Tunnel Boring Machine (TBMs) achieved another breakthrough on the Corridor-3 of Chennai Metro Rail Phase-2 project for a 9 km twin-tube tunnel (totalling 18 km) underground section extending from Venugopal Nagar Station to Kelly’s […]