Tender For corrigendum : annual operation maintenance and lubrication of 1.23 mgd watertreatmentplant, emergent repair of raw clear water main and keeping kahala inspection bunglow in running condition including providing cook cum caretaker, asstt. cook/attendant, swee - annual operation & maintenance and lubrication of 1.23 mgd watertreatmentplant, emergent repair of raw & clear water main and keeping kahala inspection bunglow in running condition including providing cook cum caretaker, asstt. cook/attendant, sweeper/mathor under balupur water supply scheme under ratua-i block under malda division, phe dte. in the district of malda. (2nd call)