- India is the 2nd largest road network in the world
- It covers aggregating length of about 2.3 million km
- About 25% of total length of national highway is single lane or intermediate
- About 51 % of total length of national highway are 2 lane
- About 24 % of total length of national highway are 4 lane
- Roads are classified in following 7 class
- International highway – this connects India with neighbouring country Pakistan, Nepal, Bhutan, Bangladesh, Myanmar. These roads construct with financial aids of World Bank under an agreement with ESCAP.
- Quadrilateral – major road implemented project connects 4 metropolitan cities Delhi-Mumbai- Golden Kolkata- Chennai with total length of 5846km (Delhi by 6 lane) . These roads are constructed by national highway authority of India.
North-South corridor connects Srinagar in Jammu and Kashmir to Kanyakumari in Tamil Nadu
East west corridor connects Silcher in Assam to Porbander in Gujarat.
Total length of north-south and east-west corridor is 7142km.
National highway –these are connects extreme parts of country and also capitals of state. These are constructed by central public works department or centre Government. These are the primary road system.
National Highway No 1 is Sher Shah Suri Marg between Delhi to Amritsar.
National Highway no 7 is the longest highway in india between Varanasi to kanyakumari with total length of 2369km.
National Highway No 8 is between Delhi to Mumbai
National Highway no 15 covers most of Rajasthan.
- State highway– these roads connects capitals with different district headquarter. Maintenance and construction done by state public works departments in states in union territories’
- District roads – these roads connects district headquarter with other districts. Zila Parishad is responsible for maintaining and constructing these roads.
- Village roads – these roads are also called rural roads. These get importance under scheme Pradhan Mantri Gramin Sadak Yojna. Under scheme villages are connected with major towns by motor able roads
- Express way- these roads are constructed for facilitating fast moving traffic on main selected routs .these include western expressway and eastern expressway , Expressway connecting Durgapur with Kolkata, Ahemdabad-Vadodra expressway etc
- Border roads – these are comes under border road organisation which set up by government of India in 1960
These roads are maintained by government of India in bordering area.