National Fertilizers Limited - Punjab
21526640 annual repair contract on item rate basis for various jobs in o and u ( prod ) for 2019 20 of nfl , bathinda 1.1 to take out filter media ( sand ) from side stream filters of ct 1 & ct 2 and screen & refill the same or new. approx. quantity 55m3 ( each filter once in a year ) 1.2 shifting of materials & preparation of chemical solution for charging in ct 1 & ct 2 and cleaning of pump house area, decks & basin of ct 1, ct 2 & ct 3 etc. 2.0 resin removal and refilling in the vessel in d.m. plant and cleaning of the area after completion of the job 3.0 removal of activated alumna, screen and refill 4.0 etp shifting and preparation of urea hydrolysis nutrient dose, charging of chemicals, etc. 5.1 manpower requirement for annual shutdown for different jobs in o&u group of plants 5.2 manpower requirement to meet exigency & for smooth running of the plant. 6.1 cleaning of machines in rwfp 6.2 cleaning of channel of reservoirs in rwfp from wild growth / floating material & lifting / disposal the same 7.1 pumping of outside stagnant water in treated water ponds & its disposal on occasional basis in fd area 7.2 cleaning of dewatering pumps’ wells & strainers in fd area 8.0 removal of suspended / floating material etc. from storm water drain trap near etp 9.0 cleaning of machines, equipments, drains including spillage of oil in instrument air compressor house, dm plant, e.t.p. and cooling towers. 10.1 removal of filter media ( sand ) and filling of the same in rwfp ( once in a year ) 10.2 scrapping of filter media sand / topping up of the same in the filter beds in rwfp. 11.1 cleaning of new urea hydrolysis tank & disposal of sludge 11.2 a ) cleaning of chemical pump house. b ) afl pump house. c ) sludge pump house. d ) final effluent pump house. e ) oily waste pump house. f ) urea solution pump house. g ) sludge pump house in rwfp. h ) filtered water pump house in rwfp. i ) cleaning of compr house. j ) new acid waste pump house in dm plant11.3 cleaning of sludge settling pit in etp area ( once in a year ) 12.1 cleaning of clarifiers, including inlet & outlet channel, in rwfp and water washing of the same ( each clarifier once in a year ) 12.2 cleaning of sludge sump and water washing of the same ( once in a year ) 13.1 cleaning of filter water reservoirs in dm plant ( each once in a year ) 13.2 cleaning of new acid effluent sump in dm plant ( once in a year ) 13.3 removal / cleaning / charging of raschig rings of degasser tower ( once in a year ) 14.1 cleaning of cooling tower basin, channel, & sump and top deck in respect of ct 1 including additional cells ( once in a year ) 14.2 cleaning of cooling towers basin, channel & sump and top deck in respect of ct 2 including additional cell ( once in a year ) 14.3 cleaning of cooling towers basin, channel, & sump and top deck in respect of ct 3 ( once in a year ) 15.1 cleaning of acid waste sump and water washing of the same ( once in a year ) 15.2 cleaning of alkali waste sump and water washing of the same ( once in a year ) 15.3 cleaning of chemical waste sump and water washing of the same ( once in a year ) 15.4 cleaning of ammonia stripping tower basin, top deck and water washing of the same ( once in a year ) 15.5 cleaning of ammonia fixed liquor tank and water washing of the same ( once in a year ) 15.6 cleaning of factory sewerage sump and water washing of the same ( once in a year ) 15.7 cleaning of primary clarifier & water washing of the same ( once in a year ) 15.8 cleaning of final clarifier & water washing of the same ( once in a year ) 15.9 cleaning of old urea hydrolysis tank and disposal of sludge removed from the tank ( once in a year ) ...