Movement has finally begun on an underground hi-speed suburban rail corridor on the 32-km stretch between Mumbai CSMT and Thane — a three-day feasibility study will be conducted at city stations from today. Entry-exit points of five major stations will be studied.

Sources said work of the study has been given out to the Delhi Metro Rail Corporation, and a team of officials will be making passenger count at entry-exit points of five major stations on CR between 6 am and 11 pm. The stations are CSMT, Dadar, Kurla, Ghatkopar and Thane.