carrying out preventive as well as breakdown maintenance and repairing of chlorinator for ascertaining disinfection of different pwss at bhalki, amrargarh, chhora, kalaijhuti & others w/s scheme (under ausgram-ii block) under cmd, phe dte., dist.- purba bardhaman.- 1 washing, cleaning of chlorine machine unit including chlorine tank, pipe & specials etc. by engaging skilled personnel once in a month with supply of fast moving spares parts such as gland packing, clamp, nut, bolts etc. as required to keep the unit in healthy condition for the period of 6 (six) months. w.e.f01/09/2025 to 28/02/2026 2 list of pump houses under ausgram-ii block bhalki w/s scheme ph-i, ii,& iii , amrargarh w/s scheme ph-i & ii, bhatkunda w/s scheme ph-i & ii, debshala w/s scheme, ph-i & ii. pratapppur(z-1) w/s scheme ph-i & ii, pratapppur(z-2) w/s scheme ph-i & ii, pubar w/s scheme ph-i & ii, chhora w/s scheme ph-i & ii, kalaijhuti w/s schemeph-i, khandari w/s scheme ph-i & ii, daharla w/s scheme ph-i & ii, baradoba w/s scheme ph-i & ii,amarpur w/s scheme ph-i & ii,nirshinhapur w/s schemeph-i & ii, bahadurpur w/s scheme ph-i & ii, suata w/s scheme ph-i, ii,& iii , jalikander w/s scheme ph-i & ii, phanrijangal w/s scheme ph-i & ii,bhuyera w/s scheme ph-i & ii, baksibad w/s scheme ph-i & ii, chak radhamohanpur w/s scheme ph-i & ii, choto ramchandrapur w/s scheme ph-i & ii, sonaima w/s scheme ph-i & ii, sar w/s scheme ph-i & ii, bhediya w/s scheme ph-i & ii, panduk w/s scheme ph-i, ii,& iii , aug.bhalki w/s schemeph-i & ii and aug. amrargarh w/s scheme ph-i & iitotal pump houses- 58 nos. 3 58 nos. x 1 time/month x 6 months = 348times 4 dismantling of chlorine machine at site part by part engaging skilled personnel towards repairing and through servicing of the same as per direction of e.i.c (measurement will be taken as per actual no. of through overhauling of chlorinator conducted by mechanic) 5 supply & delivery at site following spares :- 6 15 mm dia braided hose pipe 7 tail piece (200 mm long) 8 15 mm short piece (100 mm) 9 15 mm dia nrv 10 gm gate valve (15 mm) 11 15 mm upvc pipe (sch 40) (make- approved make) 12 15 mm dia upvc elbow (make- approved make) 13 15 mm dia upvc tee (make- approved make) 14 15 mm dia upvc coupler (make- approved make) 15 15 mm dia upvc union (make- approved make) 16 15 mm dia upvc tank nipple (make- approved make) 17 15 mm dia upvc male adaptor plastic threaded (make- approved make) 18 15 mm dia upvc female adaptor plastic threaded (make- approved make) 19 15 mm upvc ball valve (make- approved make) 20 upvc blue medium solvent cement (118 ml) 21 diaphragm 22 gasket set 23 ball set as per sample 24 coupling rubber 25 oil ring as per sample 26 bearing as per sample (approved make) 27 mobil oil 28 starter coil 29 starter for chlorine motor (relay range-1-1.5 amp) (approved make) 30 tp mcb 16amp, 10ka (approved make) 31 16 amp tpn, 415v ac, 50hz main switch with rewireable porcelein fuse unit (approved make) 32 100 ltr. chlorine tank (pvc) 33 carrying of burnt out 0.5h.p chlorine motor from work site to nearest work shop for repairing 34 rewinding of 0.5h.p chlorine motor with suitable size copper wire including heat varnishing and all complete as per direction 35 carrying of repaired 0.5h.p chlorine motor from work shop to work site. 36 reassemble the above chlorine dozing pump part by part with newly supplied materials as exactly required (from sl no.-3) including old servicable spares and testing complete as per direction of eic. 37 n.b- breakdown maintanance schedule should be maintained by agency entrusted with the works clearly mentioning consumption of materials with name of w/s scheme. 38 add gst @ 18% 39 add cess @ 1%