Red Line 7 of the Mumbai Metro is part of the metro system for the city of Mumbai, India. The 33.5 km (20.8 mi) line is partially elevated (29.975 km (18.626 mi) of which 13.5 km (8.4 mi) is still under construction) and partially underground (3.5 km (2.2 mi), under construction). and consists of 29 stations (26 elevated and 3 underground), stretching from Golden Nest, Bhayander in the north as Metro 9 to CSMIA T2 in the south as Line 7A. The 5.5 km (3.4 mi) section of red line from Aarey Flyover to Gundavli(Andheri East) was inaugurated on January 19, 2023. The line is served by 22 six-car trains built in India by Bharat Earth Movers. The trains have a design speed of 70km/h, and carry 2280 passengers each, operating at 10-minute intervals. From Wikipedia