comprehensive maintenance of complete canal water supply schemes siwani town distt bhiwani i.e. raw water arrangement, main water works , 2nd water works , wtp, 7 nos boosting stations, water supply pipeline network (for period of 1 years wef date of commencement) . `maintenance and repair of pumping machinery, replacement of old gi lowering pipe,lowering and lifting of burnt electric motor repair/replacement of electrical items i.e.panel, cables, transformer, starter etc , replacement of burnt electric cable, repair of ac/ pvc/ci/di pipe lines in rising main , head works pipelines and distribution system pipelines,repair/replacement of s.v/nrv/air valves/reflux valves, restoration of street after repair of pipeline, repair of all civil structures under the scheme and all other works contingent thereto