Secunderabad–Dhone section is an electrified single-track railway section in Hyderabad railway division of South Central Railway zone.

It connects Hyderabad of Telangana with Dhone in Andhra Pradesh.

[1][2] The section is a part of Train Collision Avoidance System.project[3] This line construction was started in 1922 and completed in 1929 as a metre-gauge railway line during British era.

[1] As of March 2023, electrification is in progress from Gadwal to Kurnool.

[6] This route starts from Secunderabad Junction and passes through Mahbubnagar, Gadwal, Kurnool City and joins Dhone Junction.