India, April 13 -- A private consultant has estimated that the National Highway Authority of India (NHAI) will need around 8.5 acres of land to build a U-turn underpass at the Bijwasan toll plaza on the Dwarka Expressway that it had announced earlier this year, officials aware of the report said.

According to the survey by the consultant, AECOM-CEG, about 6.67 acres (over 27,000 square metres) of the required land already fall within the Dwarka Expressway carriageway, while an additional 1.7 acres (around 7,000 sqm) of private land will need to be acquired to build approach roads on both sides. The timeline for land acquisition and construction has not yet been finalised, officials said.

The report further noted that a total of around 3...