tender for operation and maintenance work for 5 years for water supply system including all chemicals (alum, chlorine, lime, etc.) of nagar parishad baldevgarh. intake well with all civil, mechanical, eletrical work, raw water pumps, substation, starters,all cables, raw water rising main line, distribution pipe line network with all civil, mechanical work, wtp with all civil, mechanical, electrical, component including pump cable, starters, wtp to ohts and gsrs all clear water rising main line and feeder main line with all civil mechanical work, transformer and substation at intake well and wtp, pump assembly at intake well, pump assembly at wtp with all civil mechanical electrical work, esr/gsr,gantry crane, filter plant complete with all unit assembly maintenance and lab testing (all chemicals and apparatus required) generator provide as per requirement, plc-scada for monitoring and controlling of water supply system work,