NATIONAL ROADS
1. Primary
They are the main roads that connect all major cities to the capital of the country. They run throughout the length and breadth of the country. A minimum two-lane road is provided for national roads
2. Secondary
They connect significant parts of the state within it. they ultimately connect to the primary roads
3. Tertiary
They connect the nearby villages. They lead to a nearby town or district roads. Usually, low-quality roads are provided as village roads because of low traffic.