India, June 13 -- Local and long-distance train schedules will be disrupted early next week, when the Central Railway (CR) undertakes three major mega blocks, from midnight on Friday to 8:00am on Tuesday, to upgrade infrastructure. These maintenance windows will aid the launching of girders for road overbridges (ROB) and foot overbridges (FOB), and yard modifications.

Matunga-Kurla Block: Work on the Sion ROB is taking off. The project is linked to the ongoing construction of the fifth and sixth lines between CSMT and Kurla. The mega block will span two consecutive nights - Friday midnight (June 12), lasting 3 hours, from 12:45am to 3:45am; and Saturday midnight (June 13), lasting 4 hours from 00:10am to 4:10am.

The Saturday midnight bl...