Mumbai Metro-3 Update: MMRC completes tunnelling under Mithi river

The Mumbai Metro Rail Corporation (MMRC) has successfully completed tunnelling under the main channel of the Mithi river for Mumbai Metro Line 3 corridor. Of the 1.18 km, both tunnels have crossed the 270-metre-long active river channel.

More Information:

  • The portion is between BKC and Dharavi station and is part of the 1.48 km tunnels being built between the two stations.
  • The two Tunnel Boring Machines (TBMs) had completed 87% and 65%, and were expected to finish work by the end of March.
  • One TBM has around 200 metres left to tunnel, while the secon has 500 metres remaining.
  • The tunnels are about 8-12 metres below the surface of the water.
  • Mumbai Metro Line-3 project is a 33.5 KMs long underground corridor running along Colaba-Bandra-SEEPZ with 27 key stations out of which 26 will be underground and 1 at grade.
  • Mumbai Metro Rail Corporation Limited (MMRC) is the nodal agency responsible for the implementation of Mumbai Metro Line–3(MML-3) project.