Within the story of India’s rapid infrastructure development, it is hard to miss the swanky expressways and highways that are giving the much-needed thrust to the country’s ambitions. The man behind the massive infra push is Nitin Gadkari, minister of road transport and highways. In an interview, he talks about his strategies for growth and dealing with issues like land acquisition and infrastructure financing. He also responds to the Comptroller and Auditor General’s charge on Dwarka Expressway. Edited excerpts: