India, June 26 -- By Amrit Prakash

Kota (Rajasthan) [India], June 26 (ANI): The Mukundra tunnel, one of the most ambitious and technically challenging segments of the Delhi-Mumbai Expressway, is nearing completion.

This massive tunnel, which passes beneath the Mukundra Hills in Rajasthan, is about 82 per cent complete, with full completion targeted by the end of this year, officials said.

Spanning nearly 5 kilometres in length and eight lanes in width, the tunnel is India's first four-lane double-tube tunnel, comprising two separate tubes, each with four lanes.

With a total width of 21 metres, it is the widest tunnel in the country, setting a new national record.

The tunnel passes through Mukundra Hills National Park, located near Ko...