Name: Design and Construction of 578 Mtr. long Theng Tunnel including Geological Investigation and Studies, Design of Tunnel and Construction of Tunnel Proper including Civil as well as Electrical/Mechanical Works along with Approaches at KM 86.90 on Gangtok – Chungthang Road under Project Swastik in Sikkim State.

Value: Rs. 48 Crores

Client: Border Roads Organization

Status: Successfully Completed