Transport in Tamil Nadu Transport in Tamil Nadu Tamil Nadu, a state in South India, has a highly developed, dense, and modern transportation infrastructure, encompassing both public and private transport. Its capital city, Chennai is well-connected by land, sea, and air and serves as a major hub for entry into South India. Tamil Nadu has an extensive road network. The state road network covers about 153 km per 100 km area, which is higher than the country's average road network coverage of 103 km per 100 km area. A separate Highways Department (HD) was established in April 1946 and the same has been renamed
Economy of Tamil Nadu of the Government of Tamil Nadu with figures in millions of Indian Rupees. See also and . Non-tax revenues of local bodies are excluded. Amount in millions Economy of Tamil Nadu Tamil Nadu has the second-largest economy in India. Over 50% of the state is urbanized, accounting for 9.6% of the urban population in the country, while only comprising 6% of India's total population. Services contributes to 45% of the economic activity in the state, followed by manufacturing at 34% and agriculture at 21%. Government is the major investor in the state, with 52% of total investments, followed by private