Arresting roof leakages in total area of control house with 5 layer roof guarding chemical coatings, and anti corrosive paint to rusted rods of slab, micro concreting on ceiling patches, grouting with crystallization at major leaking places of slab using M/s.Asian company technology including removal and re-fixing of false ceiling sheets, scaffolding arrangements by ladder (hire charges), tarpaulin hire charges at 220KVSS, Renigunta in Chittoor District. (All leakage arresting items should be carried out using M/s.Asian paints technology/materials with a guarantee period of 5 years from the date of completion).