tender for annual maintenance and repair to dudhalgaon kd. 22 villages rrws scheme tq. malkapur.-1 establishment 2 providing & employing staff including pump operators,filter operators,site supervisor,valvemen for distribution of water to esr of 15 villages including the maintenance of jackwell, wtp, sump, filters, overhead tank, r/w rising main excluding rectification of leakages etc.(rate as per annexure -1)rs. 5834890 hence 5834890/12=486240.83 per month 3 rectification of leakages in pipelines of various dia. including necessary excavation,providing & supplying pipes,lowering,laying & jonintig pipes,refilling the trenches etc.complete. (as per detailed in subwork no.2)rs. 1281933 hence 1281933/12=106827.75 per month 4 providing & suppling bleaching powder grade-1 isi mark etc.complete. 6680kg./12=556.67kg/month 5 providing & suppling alum as per isi specification etc.complete.30.85 mt/12 =2.57 mt/month