Tggenco - Ytps (5X800Mw) - Stage-1 - Unit 1 - Rectification Of Tube Leaks In Boiler-1, On An Urgent On-Call Basis During Emergency Shutdown From 01.04.2026 To 31.03.2027 To Be Reckoned From The Actual Date Of Commencement To 31.03.2027.