India, Aug. 11 -- The National Highways Authority of India (NHAI) will construct slip roads at Rajiv Chowk on the Delhi-Gurgaon Expressway to expand road capacity and ease congestion at the busy junction, using the space freed up by closing four underground lanes meant for non-motorised traffic and pedestrians. The work is likely to begin next month, officials said.

Yogesh Tilak, project director, NHAI, said the underground NMT lanes will be closed in the next two months, and the hollow underground paths will be filled up. "The authority will construct slip roads in the space which will come up after closing the non-motorised lanes, and it will reduce congestion," he said.

A senior NHAI official said the decision was taken after detaile...