Indian Highways

• Indian Highways constitute approx 2% of total road networks of India, but carry approx 40% of the total traffic.
  

Total length of highways: 67,000 km

Total length of expressways: 200km

• The longest National Highway is the NH7, which runs between Varanasi in Uttar Pradesh to Kanyakumari in Tamil Nadu, at the southernmost point of the Indian mainland, covering a distance of 2369 km, and passing through various metros like Jabalpur, Nagpur, Hyderabad and Bangalore. 
  

• The shortest NH is the NH47A, which spans 6 km, to the Ernakulam - Kochi Port.
  

• India has the distinction of having the world's second highest-altitude motor highway, Leh-Manali Highway, connecting Shimla to Leh in Ladakh, Kashmir.

• Very few of India's highways are concrete, the most notable being the Mumbai-Pune Expressway.
  

Expressways:

Gurgaon Expressway near airport exit

Mumbai-Pune Expressway

Chennai-Bangalore Expressway

• Ahmedabad-Vadodara Expressway - This was India's first expressway. Length of 92.85 km.

• Delhi-Gurgaon Expressway - This expressway opened completely for the public on Jan 23, 2008, and is part of Golden Quadrilateral highway project.

• Mumbai-Pune Expressway - The Mumbai-Pune Expressway is India's first 6-lane, concrete, high-speed, tolled, access-controlled expressway.

• Taj Expressway also known as, Noida-Greater Noida Expressway.

• Delhi-Noida Direct Flyway is a eight-lane access controlled tolled expressway which connects Delhi to Noida, an industrial sub-urb area. It was built and is maintained by the Noida Toll Bridge Company Limited (NTBCL). NTBCL was developed under a Build-Own-Operate-Transfer (BOOP) model.