bids are execution of works as per cpwd dsr annual maintenance and servicing from oem or their authorized service dealer of following lt panelsannual maintenance and servicing from oem or their authorized service dealer of 11kv ht panel annual servicing of vcb of rated current 1250 a annual servicing health check up of abb make acb of various ratings supply and replacement of faulty led indicators red, yellow & green supply and replacement of faulty led indicators blue painting with aluminium paint of street light poles marking of street light poles with black enamel paint chemical analysis of drinking water in compliance annual comprehensive maintenance contract of water dispensers for 1st year annual comprehensive maintenance contract of water dispensers for 2nd year annual comprehensive maintenance contract of water coolers having 80 litre for 1st year. annual comprehensive maintenance contract of water coolers having 80 litre for 2nd year. annual comprehensive maintenance contract of kent make water cooler for 1st year. annual comprehensive maintenance contract of kent make water cooler for 2nd year. annual comprehensive maintenance contract of voltas make water coolers for 1st year. annual comprehensive maintenance contract of voltas make water coolers for 2nd year. periodic inspection preventive maintenance of obstruction light installed at 26th floor atc tower repairing, servicing, callibration & transportation of kent oil meter installed in the hsd storage tank total quantity : 687