north east frontier railway (tunnel 21-22)

Scope of Work : Construction of Single Line BG Tunnel no. 21 ( App. Length 630 RM ) at Km. 39.507 to Km. 40.137 & Tunnel No. 22 (App.Length 178 RM ) at Km. 42.75 to Km. 42.930 in between Station Mualkhang & Sairang in connection with construction of New Railway Line Project Bhairabi – Sairang (Mizoram) of NF Railway (Construction)