New Delhi, May 29 -- To enhance traffic flow and decongest Delhi - Gurugram section of NH48, NHAI has begun trial run of the tunnel and underpasses on the Delhi section of Dwarka Expressway starting 29th May 2025 from 12:00 hours to 15:00 hours every day. The trials run mark a significant step toward enhancing mobility and reducing congestion in Delhi NCR. The underpasses opened for the trial run will include a Shallow Tunnel connecting Dwarka / Yashobhumi to Airport through Airport Underpasses & vice versa. Further, users can also ply towards Gurugram (towards Sirhaul) from Dwarka / Yashobhumi through Shallow Tunnel & Right Turn Underpass. Moreover, a combination of airport Underpasses along with Right turn underpass can be used from Ter...