The Delhi–Gurugram Expressway on NH-48 is a 27.7 km (17.2 mi) six to eight lane[2] expressway connecting the national capital, Delhi and the Millennium city of Gurugram, Haryana in the National Capital Region of India. The expressway is a part of the Golden Quadrilateral project, which itself is a part of the National Highway Development Project. The ₹10 billion (US$117.0 million), 27.7 km (17.2 mi) brownfield expressway was opened in phases with the final section opening on 23 January 2008. This expressway is the busiest inter-city route in India and handles more than 180,000 PCUs daily.[3] It starts at Dhaula Kuan in Delhi and terminates on the outskirts of Gurugram. Gurugram City is located at both sides of this Expressway.