comprehensive cleaning of rolling stock ( metro train coaches ) and housekeeping of depot premises at najafgarh train depot . comprehensive cleaning of rolling stock ( metro train coaches ) and housekeeping of depot premises at najafgarh train depot . , total cost for providing man power specified as in form f-3 as per current minimum rates of wages and statutory requirement except goods & services tax ( gst ) . { details of minimum manpower required given in form-f-3 } , cost of all other miscellaneous charges ( as in form f-3 ) i . e charges for compliance the labour laws and contract conditions , uniform , other mandatory / customary facilities to all workmen , rest room , transportation , overhead of contractor , inclusive all except gst ( form f-3 ) , total cost for provision of mechinary specified as in form f-4 is inclusive of all except gst { details of minimum machinery required given in form-f-4 } , total cost of cleaning chemicals & consumables for cleaning , washing & wax polishing of rolling stock ( metro train coaches ) specified as in form f-5 is inclusive of all except gst { details of minimum cleaning chemicals & consumables required givenin form-f-5 }