Metros Tenders

Kanpur Metro’s 2nd TBM Tatya Starts Tunneling


Gulermak – Sam India Builtwell on Monday commissioned tunnel boring machine S92 at Bada Chauraha Station for constructing the first 3.619 km underground section of the 32.4 km Kanpur Metro Phase 1 project.

Nicknamed Tatya after Tatya Tope, this refurbished 6.52m diameter & 120m long Terratec Earth Pressure Balance (EPB) machine had previously bored and built a portion of Lucknow Metro’s Line-1. Gulermak – SAM began lowering its parts into the station’s launch shaft in early July.

Pic via UPMRC

Gulermak – Sam India was awarded Package KNPCC-05’s contract by UPMRC in March 2021 with a combined value of Rs. 769.23 crore & USD 3.674 million. Besides tunneling, they will construct 4 station at Chunniganj, Naveen Market, Bada Chauraha and Nayaganj, each 215m long.

Per the tunneling plan, this machine on the down-line along with new TBM S93, nicknamed Nana, on the upline will be deployed on Package KNPCC-05 for a total of 4 drives each:

  • Bada Chauraha to Nayaganj: 989.5m
  • Permat Ramp’s cut & cover tunnel to Chunniganj: 414m
  • Chunniganj to Naveen Market: 748m
  • Naveen Market to Bada Chauraha: 516m
Route of Kanpur’s first underground section (Ramp – Nayaganj) with the exact location of stations enroute – view Kanpur Metro route map & information
Pic via UPMRC

Additional images can be viewed on UPMRC’s Twitter page.

Last week TBM Nana, which was commissioned in early July, completed its initial drive of 84 meters building a total of 60 rings along the way. A backup gantry will now be lowered and attached for its main-drive.

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