National Highways are the nerves of India. But many people did not know about NH. Here are some interesting facts you should know about national highways of India:
1. Total length of Indian roads will come around 33 lakh kilo meter. This is after combining the national highways, expressways, rural, and district roads.
2. As of 2017, everyday 23 km of highway construction is done.
3. There are more than 200 national highways in India and their total length is around 101,011 km.
4. The national highways only constitute 1.8% of Indian roads and they control about 40% of the road traffic in India.
5. Majority of the national highways are two-lane roads and approx 22,900 km highways are of 4 to 6 lanes.
6. All the highways have specific numbers to identify them. The main highway is of 2-digit number and the secondary branch is a 3-digit number. Numbering are done in such a way that common person can identify to which branch belongs to whom.
For example: 144 number highway is a secondary branch to highway number 44. These are further broken into sub-divisions and named with a suffixed alphabet, like 144A, 244A, etc.
7. All the highways from north to south are even numbered digits, and from east to west in odd number digits.
8. The National Highways Authority of India (NHAI) is responsible for building and maintenance of the national highway network. It comes under the Ministry of Road Transport and Highways. It was started by former Prime Minister Atal Bihari Bajpayi.
9. National Highways Development Project (NHDP) is the largest highway project of India, which was launched under former Prime Minister Atal Bihari Vajpayee. Main aim of this project is highway upgrade and widen major highways.
10. The milestones help in distinguishing city, state, and national highways. Yellow and white color is for national highways. Green and white for state highways.Black and white is for city highway.
11. NH 44 is the longest national highway with the length of 3,745 km. It runs between Srinagar in Jammu and Kashmir and Kanyakumari in Tamil Nadu.
12. NH 118 along with NH 548 are the shortest national highway in India. NH 118 connects Asanbani and Jamshedpur in the state of Jharkhand and NH 548 is from Kalamboi in Maharashtra are the shortest national highway in India.
13. Kathipara Junction or Kathipara’s Cloverleaf is the largest cloverleaf flyover in Asia. It is an important road junction in Chennai, Tamil Nadu
14. Leh-Manali Highway is the world’s second highest-altitude motor highway which connects Shimla in Himachal Pradesh to Leh in Jammu and Kashmir.
15. Liquor shops and bars are not allowed to run along any national highways of India.
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