MUMBAI (Metro Rail News): Mumbai Metro Rail Corporation (MMRC) achieved 38th breakthrough at Chhatrapati Shivaji Maharaj Terminus (CSMT) Metro Station out of the total 41 breakthroughs planned for the 33.5 km long Colaba-Bandra-Seepz underground line (Line-3) of Mumbai Metro.
As per MMRC, the Robbins TBM Surya-1 has completed its final upline drive of 557 metres from Hutatma Chowk to CSMT Metro Station in 149 days using 405 concrete rings. With this, the 5.8-km-long tunnel from Cuffe Parade to CSMT Metro Station has been completed and the entire tunnelling scope of package-1 has been accomplished.
“We are pleased to announce 100% completion of tunneling work in 6 out of 7 contract packages covering the entire 33.5 km stretch. Package-1 completed this demanding task ensuring safety of the historical buildings in the heritage precinct. Our team of contractors, experts, engineers and workers completed this challenging work efficiently.” said Mr. Ranjit Singh Deol, Managing Director, MMRC.
Package-1 includes Cuffe Parade, Vidhan Bhavan, Churchgate and Hutatma Chowk Metro stations. It has now witnessed a total of eight breakthroughs –
- Cuffe Parade to Vidhan Bhavan (Upline 1,228m and Downline 1,254 m)
- Vidhan Bhavan to Churchgate (Upline 498 m and Downline 481 m)
- Churchgate to Hutatma Chowk (Upline 654 m)
- Hutatma Chowk to CSMT (Upline 557 m and Downline 569 m).
The overall tunnelling completed on the project is 52km which is approximately 96% of the total project.
Mumbai Metro Line-3 (Colaba-Bandra-SEEPZ) is a 33.5 km long fully underground line with 27 stations which would connect 06 business districts, 30 educational institutes, 30 recreational facilities and domestic as well as international airport terminals.
It will have five interchange points for suburban railway and one each for Monorail and ‘Versova-Andheri-Ghatkopar’ Line-1.
MMRC, a joint venture of the Govt. of India and the Government of Maharashtra, is the nodal agency responsible for the implementation of Mumbai Metro Line-3 project.