India has set ground rocks for two metro lines to be constructed with an investment of Rs150bn ($2.12bn) in its commercial city of Mumbai. The two metro lines are Thane-Bhiwandi-Kalyan (Metro-5) and the Dahisar-Mira Bhayander (Metro-9). The foundation stones were laid by Indian Prime Minister Narendra Modi. Once built, around 229,000 people will be able