Pratik Ghosh, 47, was arrested on the charge of molesting a Class XI student inside a bus in Baguiati on Thursday.
Ghosh was allegedly drunk and grabbed the girl when she was about to get off the bus, said the police. A traffic cop nabbed Ghosh.
The Netaji Park gate of Mahatma Gandhi Road Metro station will remain closed from Saturday for installation of an escalator. The Burrabazar Telephone Exchange gate will remain open instead, said officials.