A joint venture of Hindustan Construction Company (HCC) and VCCL has secured a ₹489 crore contract from Delhi Metro Rail Corporation (DMRC) under Phase IV of the Delhi Metro project, for which the work is expected to be completed in 3 years. The contract involves design and construction of 2.03-km long twin tunnels on the Janakpuri West to R.K. Ashram corridor (Extension of Line 8) of Phase IV. The twin tunnels will be constructed using Shield Tunnel Boring Machines. The contract also includes construction of an underground station, namely, Krishna Park Extension. HCC completed the 1.54-km long CC66 package of DMRC on Dwarka-Najafgarh Corridor in October 2019. This was the sixth DMRC contract completed by the company as it has been a leading participant in all three phases of the Delhi Metro project.