Line 8 or the Gold Line is a proposed line of the Mumbai Metro.

It would run from Chhatrapati Shivaji Maharaj International Airport to the proposed Navi Mumbai International Airport.

[1][2] The 35-kilometre (22 mi) line would be fully elevated and cost ₹150,000,000,000.

[2] The proposed line would have a frequency of 15 minutes and five or six stations, a relatively low density.

[1]