tender for annual maintenance w/s scheme bawwa, bharangi, bishowa, chawwa, gugodh, juddi, karoli, khurshid nagar, lilodh, lukhi, lula ahir, mumtajpur, murlipur, nangal pathani, sadat nagar, tumna, gujjarwas, gr. of villages`operation and maintenance all size of pipe line for 17 nos. water supply schemes groups covered with 35 nos. villages all size and all types of pipe lines i.e. wws, b/stn. sumpwell, t/wells, rising main, head works pipe line of water works , including all leakage of structures deep pipe line, risingmain from tubewell to cwt, wws, b/stns and distribution system of all villages under juriduction of sub division no.1 kosli and all other works contingent thereto