"I’m on my feet continuously from dawn right until I catch a seat in the train at 9 am," she says. Srushti lives at Karjat, roughly 100 km from her south Mumbai office. With affordable housing moving further and further away from the island city, office-goers like her have to cope with a nightmarish daily commute. The suburban trains carry six million commuters daily, over a distance of 300 km. The system is bursting at the seams.