Operation And Maintenance Of Electrical Sub Stations And Transformer Yards For The Fy 2025 26 For The Work Carry Out Routine Maintenance With Round The Clock Services For Operation And Maintenance Of 33/11 Kv Substation At Kanigirihills With Connected Distribution Transformers At Intakewells And Pumphouses At Various Locations Under Wyra Sathupalli At Kanigirihills Khammam Segment For The Period 01.10.2025 To 31.03.2026 (Reserved For Waddera/Sagara Category)