Prime Minister Narendra Modi on Thursday inaugurated two new Mumbai metro lines 2A and 7, a 35-km long elevated corridor stretching from Andheri to Dahisar, constructed at the cost of around Rs 12,600 crore. The Prime Minister also launched various development projects in Mumbai. PM Narendra Modi Inaugurates Two Lines of Mumbai Metro Stretching From Andheri to Dahisar, Other Development Projects.