Road network in Tamil Nadu June 2018, Tamil Nadu's road network has a total road length of . Tamil Nadu has about of highways which is designated as "National Highways" and "State Highways" on the basis of traffic intensity and connectivity. The various types of roads and their lengths are given below: Road stretches which have heavy traffic intensity of more than 30,000 Passenger Car Units (PCUs) connecting different state capitals, major ports, large industrial areas and tourist centers are designated National Highway by Government of India. In Tamil Nadu, "National Highways Wing" of Highways & Minor Ports Department was established in the year 1971
Road Network of the MERCOSUR Road Network of the MERCOSUR The road network of the MERCOSUR (), is a network of roads and highways in South America, that constitute a transnational system and links Mercosur main cities and access points. Starting in Brazil, the network links the city of Río de Janeiro with the cities of Sao Paulo and Curitiba. From there a coastal highway connects with the city of Florianópolis, the harbour of São Francisco do Sul and Porto Alegre and an occidental highway goes from Curitiba up to Porto Alegre. From Porto Alegre, the network arrives to Rio Grande, and finally to the