Prime Minister Narendra Modi will inaugurate Pune Metro’s Line 3, also known as the Pink Line, and lay the foundation stone for Phase-II projects worth a combined Rs 21,800 crore on Tuesday. He inaugurated Pune Metro Line 3, also known as the Pink Line, built at a cost of over Rs 8,300 crore. Prime Minister Narendra Modi on Tuesday inaugurated and laid the foundation stone of Pune.