tender for part-a daily cleaning of trash rack of khara power house round the clock for two year (24 months) by removal of bushes, shrubs grass, light & heavy debris & bodies of dead animals etc. and its disposal at suitable place (outside from khara power house premises) including daily cleaning and upkeeping of trash rack area of 5 mtr x 50m mtr.part- b operation and to keep watch tubewell behind diesel power house, khara for the period of 02 years (24 months) including its cleaning twice a year. part-c operation and to keep watch of filtration plant of khara power house, for the period of 01 year, 11 months & 20 days including cleaning of filtration tank (07 nos.) twice a year