Department Of Atomic Energy Tender

Providing required manpower (05 No) for Cleaning and sterilization with bleaching powder solution and washing with fresh water of the following underground R.C.C. water tanks/sumps/Overhead tanks complete with including the cost of cleaning agents, bleaching powder, scaffolding, ladder, brooms, brushes, dewatering pump, Airjets, compressor, ultraviolet tube, etc. including the cost of materials, tools, plants & labor. (i)Tank shall be emptied of water by pumping & bottom shall be cleaned of silt and other deposits. (ii) The entire surface area of the sump shall then be scrubbed thoroughly with a wire brush etc. and pressure washed with water. (iii) Chlorination of RCC internal surface by liquid chlorine. (iv) The treated surface shall be dried using air jetting and all loose particles shall be removed from the surface. (v) Finally, the surface shall be treated with ultraviolet radiation, etc., per the Engineer-in-Charge's direction. Note: The contractor is solely responsible for the safety of the worker while working on-site. A contractor has to provide safety equipment to the workers i.e Oxygen level meter, Safety belts etc.

Note: The contractor has to ensure proper cleaning of each tank which is to be certified by the Engineer In-charge, no payment will be made without departmental certification, the contractor has to procure bleaching powder before starting the job & handover it over to the sectional store at 100gm/tank which will be issued to contractor on the day of cleaning. While cleaning the tank if some damages are done by a contractor, then it has to be rectified by the contractor itself immediately, if not so payment of 02 tank/01 tank will be deducted for the inconvenience. Also tank should be cleaned as per the schedule given, delay charges may be recovered as a penalty.

U.G. sumps of AMD residential Complex – Cleaning and sterilization with bleaching Powder of U.G.Sump 154080.00 litre capacity (02 Partition)