Annual Maintenance Of Akasaganga Dams At Tirumala For The Year 2025-26 Sub Work No. 2, Supply, Erection, Commissioning Of One No. Of Office Container (Shipping Container) With Size 20X8X8.5 For Control Room With Interior Work And Provision For Main Door Steps, Toilet And Power Connection Ports & Air Conditioner Ports At Akasaganga Dam In Tirumala