Mumbai, Sept. 23 -- The contracts involve the construction of 10.67 km of underground tunnels using Tunnel Boring Machines (TBM) and the development of six metro stations under Phase I of the Patna Metro Rail Project.

The first contract, Package PC-05, is valued at around Rs 1,418.30 crore and includes the design and construction of twin tunnels using shield TBMs, a cut-and-cover tunnel, and an underground ramp at Mithapur. It also includes the construction of three metro stations: Vikas Bhawan, Vidyut Bhawan, and Patna Station.

The second contract, Package PC-06, worth approximately Rs 1,147.51 crore, covers an underground ramp at Rukanpura and the construction of three additional stations: Rukanpura, Raja Bazar, and Patna Zoo.

Both p...