New Delhi, Nov. 8 -- To ease congestion and improve connectivity between Dhaula Kuan and Delhi Airport, the National Highways Authority of India (NHAI) has launched a road widening project at the Subroto Park air force station stretch in south Delhi. The move aims to remove one of the major traffic bottlenecks on the route between Delhi and Gurugram. According to NHAI officials, the project will widen the left-hand side carriageway towards Gurugram from two lanes to four. The stretch currently narrows near the Parade Road underpass, where a Metro pillar limits space and slows down traffic moving towards Gurugram. "To make space for the additional lanes, we are relocating a drain, a peripheral road and part of the air force station boundary ...