India Railways recently completed a challenging tunnel drive of 800m in Kolkata in spite of Covid challenges. The tunneling work gets completed by Tunnel Boring Machine in East-West Metro Corridor with the breakthrough of “Urvi” at Bowbazar, Kolkata.
Daily Current Affairs Quiz 2021
With this breakthrough the entire TBM tunneling for the Kolkata East-West Metro Project is completed.
The Tunnel Boring Machine ‘Urvi’ which had earlier completed East Bound tunnel from Esplanade to Sealdah on 09.10.2020 was relaunched from Sealdah after necessary refurbishment and inspection on 09.01.2021 to complete the balance 800 m tunneling work in West Bound tunnel from Sealdah to Bowbazar.