On Wednesday, the Mumbai Metro Rail Corporation (MMRC) achieved its 42nd and final breakthrough on the Colaba-Bandra-SEEPZ metro-3 corridor at the Mumbai Central metro station.

Robbins-made TBM Tansa-1 completed its most challenging drive of 837 meters from Mahalaxmi metro station to the Mumbai Central metro station up line in 243 days using 558 concrete rings. Package-3 includes Mumbai Central, Mahalaxmi, Science Museum, Acharya Atre Chowk and Worli metro stations, is one of the longest stretches of the line-3 corridor.