Interesting things related to National Highways of India

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Beauty can be felt only on the blue sky and the open road. Most of the memorable moments of our lives are lived during road trips. Walking by bike or car on open roads, it seems that we are flying in the open sky. Hair blowing in the strong wind under the open sky makes us feel our freedom. All these experiences can be found on the highways of India. You must have traveled on Indian highways as well but do you know about the necessary information related to them. Many times, highways become an important part of our journey and today we are going to tell you some important things about Indian highways through this article. The elevated highways are constructed by the National Highways Authority of India. The Authority also finances the maintenance of highways. The Indian National Highway was commissioned by former Hon’ble Prime Minister Atal Bihari Bajpai and is under the Ministry of Road Transport and Highways. The National Highway Development Project (NHDP), launched under the chairmanship of Atal Bihari Bajpayee, is India’s largest highway project with the objective of proper maintenance and upgrading of highways. Do you know that these highways constitute only 1.8% of Indian roads but with the help of these, 40% of the road traffic in the country reduces traffic? Let’s know interesting facts and facts about India’s highways.

Overall length

Currently, the total length of Indian highways bound by expressways, rural and district roads is about 33 kilometers.

Longest highway

The National Highway Network of India is complex connectivity of majestic wide highways connecting many cities, towns, districts and even villages. NH 44, running from Srinagar in Jammu and Kashmir to the far south of Kanyakumari in Tamil Nadu, is the longest national highway in India with a total distance of 3,745 km. From this highway, Kashmir to Kanyakumari can be reached through various landscapes.

Shortest highway

NH 118 and NH 548 are the shortest national highways in the country. NH 118, a mere 5 km long highway, connects the towns of East Jharkhand state, Asanbani, and Jamshedpur. NH 548 is about a 5 km long highway of Maharashtra state. This is NH 48’s inspired road.

Total number of highways

India’s highway is popular as the world’s second-largest road network and there are more than 200 national highways in this country. The total length of the Indian road network is 1,31,899 km with a cumulative length of approximately 101,011 km.

LongestSangam Interchange

The amazing Indian road network also includes the Cloverleaf Interchange. The longest of all the Cloverleaf interchanges is in Chennai, Tamil Nadu. The Cloverleaf of Kathipara Junction or Kathipara is the longest Cloverleaf interchange in the country and has also been recorded as the largest Cloverleaf flyover in Asia.

Highest elevation highway

On the rugged Himalayan sloping hills, the Indian roads network’s sheer tracks help us stay connected to mountain towns and cities. The Leh-Manali Highway is the highest altitude motor highway that connects Shimla city of Himachal Pradesh to Leh in Jammu and Kashmir. This motorable highway is also the second-highest altitude motor highway in the world.


While traveling by road, you must have seen the different color milestones falling on the highways. The Indian highway has three different colored milestones. There is a yellow and white color code for national highways, green and white for state highways, and finally black and white for city highways. These small milestones indicating the number of miles make your journey easier.

Total number of highways

The primary highways of the Indian highway road network are counted in double digits. Highways running from north to south are assigned pair (even) numbers while highways running from east to west are given odd numbers. Also, all highways with a three-digit number are branches, which connect to the primary two-digit highway.

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