bids are invited for activity based house keeping services at hpcl chennai new terminal- housekeeping of ttg , housekeeping of terminal entrance and ttg driveway , house keeping of the tw gantry , housekeeping of the floors of the buildings , housekeeping of tt crew block , housekeeping of toilets , housekeeping of pph and manifold area , housekeeping of sko, ms tank farm , housekeeping of hsd, atf tank farm , housekeeping of misc. sheds or underground tank farms , removal of slit or mud from drains and cleaning of waste water drain chambers , operating ro plant and sewage treatment plant stp on daily basis. , fill water tank , housekeeping of tt parking area , housekeeping of approach road , housekeeping of dykes and roads , house keeping of solar yard total quantity : 15703992