Supply, delivery and laying of filter sand media, grit and pebbles including removing of old media grit ac pipes, plastering to internal walls, epoxy painting to the internal surfaces of the filter beds, relaying of new sand media, grit and pebbles with replacement of damaged top/bottom and side ms channels with new ms channels, replacement of lateral ac/cpvc etc., for filter beds nos 1,2,3,4,5 and 9 plastering and water proofing to roof top of wtp building at phase-i, wtp rajampet under sub-division no.i, kalabgoor, transmission division no.ii, patancheru

De-silting and cleaning of clear water reservoir of capacity 0.3 mgd under phase-i wtp rajampet section, sd-i, kalabgoor, transmission division ii, patancheru (reservation earmarked for schedule tribes) (as per g.o.ms.no.59, dt: 21.05.2018).

De-silting and cleaning of clear water reservoir of capacity 0.7 mgd under phase-ii wtp kalabgoor section, sd-i, kalabgoor, transmission division ii, patancheru (reservation earmarked for waddera) (as per g.o.ms.no.59, dt: 21.05.2018).

De-silting and cleaning of clear water reservoir of capacity 2.50 mgd under phase-ii wtp kalabgoor section, sd-i, kalabgoor, transmission division ii, patancheru (reservation earmarked for schedule castes) (as per g.o.ms.no.59, dt: 21.05.2018)

Annual maintenance (i) 150 mld wtp of ph-ii kalabgoor filter beds section for the period of (2) years under kalabgoor wtp section, sd-i (ii) 75 mld wtp of ph.i, rajampet filter beds section for the period of (2) years under rajampet wtp section, sd-i (iii) air valves, sluice valves, 3.00 mg reservoirs, chlorine plant, electrical installations and other works at singapur campus of phase-iii and iv mwss under singapur section, sd-iii, o and m division no.viii, patancheru