mamaria asampur , mamaria ahir , mamaria thethar, govindpuri, gothra tappa khori, nangla mayan annual operation and mtc.works for water supply scheme group of 6 no. of habitations distt rewari for the year 2025-26. `maintenance of water supply scheme mamria asampur gr. and district rewari. including canal based water works and boosting stations at mamria asampur, mamria theathar, govindpuri, mamria ahir, gothara tappa khori, nangla mayan, installation pumping machinery, electric installation, lights , chlorination system and all other installation including existing distribution system, repair of various size, of sluice valve and nrv, air valve, vent pipe, rising main and de-siliting of rw sump well, cw sump well, hlt, de-silting of clear water tank and cleaning of filter media and scrapping of filter beds for 12 months from the date of commencement excluding repair of civil structures and disinfectant. (for the year 2025-26).