bids are invited for custom bid for services - schedule a total cost for paying wages to one semi skilled supervisor for the house keeping loco cleaning and toilet cleaning activities at diesel loco shed tondiarpet for the period of two years 730 days including 18 pe.. , custom bid for services - schedule b total cost for paying wages to 13 unskilled labourers to the house keeping loco cleaning and toilet cleaning activities at diesel loco shed tondiarpet for the period of two years 730 days including 18 percentag.. , custom bid for services - schedule c total material cost for housekeeping loco cleaning and toilet cleaning at diesel loco shed tondiarpet for two years 730 days including gst , custom bid for services - schedule d hiring charges for one jcb of 3 tonnes capacity for 06 days per year at diesel loco shed tondiarpet ie totally 12 days for two years including 18 percentage gst