Government will invest $500 bn in infrastructure development through Public Private Partnership in next five years. Talking to the reporters in New Delhi today Road and Transport Minister Kamal Nath said that the country is moving on the right growth trajectory and it is committed to provide the required infrastructure to sustain this growth. He also claimed that currently central government is building roads at the speed of twelve kilometers a day in the country. However he insisted on the additional investment in power, roads and agriculture sector.