Vikarabad (Telangana) [India], August 31 (ANI): Amid the monsoon season and to handle rocky terrain and boulders in the region, specialised hill maintainence staff aided by drone surveillance are being introduced by the Waltair Division to facilitate track and tunnel maintenance in the KK line in the Ananthgiri Hills in the Vikarabad district of Telangana. More than 20 staff were trained this summer at the National Institute of Mountaineering under the Ministry of Defence in Arunachal Pradesh for the job and 30 more staff belonging to the Engineering, Traction and Accident Relief Departments h…