Repairing and modification of gaseous chlorination arrangement at wtp of sub surface water based piped water supply scheme at tapan western sector in the district of dakshin dinajpur under malda mechanical division p.h.e.dte.

Major works water supply scheme south tripura district replacement of 1 dtw sh construction of pump house pipeline laying for reconnection from new spot to existing pipeline and allied works at ongc gajalia nabagram gp satchand rd block 2026 27

Modification of injector pipe line for gaseous chlorination system of surface water supply scheme of panskura block ii under midnapore mechanical division phe dte.

Repairing of gaseous chlorination system with allied illumination works at ohr site bairagachi under central sector ii piped water supply scheme under medb phe dte.

Operation and guarding of gaseous chlorination system at anandapur pump house of saltora water supply scheme under bankura mechanical division, phe dte

Operation and guarding of gaseous chlorination system at mejia (phase ii) water supply scheme under bankura mechanical division, phe dte.

Operation and guarding arrangement of low lift and gaseous chlorination pumping machineries indoor and outdoor illumination at water treatment plant under surface water based piped water supply scheme under panskura block -ii under midnapore mechanic

Repairing of illumination arrangement and providing of coagulant at wtp of jangipur surface water based water supply scheme under medb,phe dte. in murshidabad.

Repairing of gaseous chlorination system with allied works at ohr site under beniagram piped water supply scheme under medb phe dte.

Repairing of gaseous chlorination system with allied works at ohr site under jangipur piped water supply scheme under medb phe dte.