operation-maintenance-of-raw-water-pumping-machinery-at-intake-barge-at-low-lift-of-kamalnagar-surface-water-based-water-supply-scheme-for-arsenic-affected-area-of-purbasthali-block-ii , operation of 3 nos . 45k . w . /60h . p . pumping machinery , vacuum pumps , all control panles including valves for smooth running of water supply as and when required round the clock ( in 3 shifts ) by deputing 7 ( seven ) nos . electrician/mechanic/ operator/majhi as and when required for upkeepment of pdb room , garden , jety , barge etc . and watering plants , including replacement of hrc fuses , terminal blocks , lugs , ferrules add on contacts , auxiliary contacts , indication lamps , glands packing , rubber bush etc . but excluding major items . the agency shall provide log book and maintain records for daily operation of pumps and reading from voltmeter , ammeter , power meter , pressure gauge water depth etc . as per instruction of e . i . c . w . e . f . - 01/08/2021 to 31/07/2022 , providing licence supervisor or specialized technician having sufficient experience to supervising , repairing , maintaining and handling all electrical and mechanical or chlorination related problems in maintaining close contact with official of p . h . e . dte . , local authority / administration , wbsedcl authority to sustain smooth and uninterrupted water supply . w . e . f . -01/08/2021 to 31/07/2022 , arrangement for renewal of cargovessel license for barge from kopt ( necessary reimbursement will be made on submission of bill ) , routine and regular maintenance and repairing of pumps , motors , starters , all panels , valves with actuators , motor lid terminals at raw water intake , pressure gauges , vaccum gauges with actuators indicating lamps/ led , timers , all indicating and recording instruments , fuses , contractors , control wiring and power wiring of panel board , terminations for all lt distribution panel boards , all operating panels , lpbs boards , power factor correction panels , cable tray , internal and external illuminations . w . e . f . - 01/08/2021 to 31/07/2022