Latest gaseous chlorination Tenders | Government gaseous chlorination Tenders

State Government

CTN :45740905

15 Jul, 2026 NA

Kolkata - West Bengal

Tender For operation, maintenance and guarding of gaseous chlorination plant at ohr zone no- 30 and 34 under arsenic affected area surface based water supply project in south 24 pgs district under s.24pgs mechanical division phe dte.

State Government

CTN :45740989

15 Jul, 2026 NA

Kolkata - West Bengal

Tender For operation, maintenance and guarding of gaseous chlorination plant at ohr zone no- 41, 44 and 49 under arsenic affected area surface based water supply project in south 24 pgs district under s.24pgs mechanical division phe dte.

State Government

CTN :45741046

15 Jul, 2026 NA

Kolkata - West Bengal

Tender For operation, maintenance and guarding of gaseous chlorination plant at ohr zone no- 27 and 43 under arsenic affected area surface based water supply project in south 24 pgs district under s.24pgs mechanical division phe dte.

State Government

CTN :45268513

07 Jul, 2026 NA

Bankura - West Bengal

Tender For corrigendum : supply delivery and fitting fixing of gaseous chlorination items for the standby system of clear water pumping station and supply of 1 no empty chlorine tonner at ibs uporgora under chhatna, saltora block sub-surface water based piped water - supply and delivery of gaseous chlorination unit spares (0-10kg) & (0-4kg)kg/hr. require of wallace & triman evoqua, vacuum regulator (wall/cylinder mounted)with auto switchover facility, capacity 0-10 kg/hr max, evoqua make s10k scale controller, capacity 10.0kg/hr, manual control, evoqua make 1 injector suitable for 40 psi backpressure, fitting fixing of the above new supplied spares on the existing position part by part with new ejector pipe line with necessary fitting materials and necessary welding job by expert mechanical complete the job as per direction of eic and as per is:10553., supply and delivery at site of 1000 kg empty chlorine tonner hydraulic test pressure 30 kgf design as per asme section viii div.1 with hot-forged steel hook and a safety tongue piece, add: 18% gst, add: 1% cess

State Government

CTN :45268519

07 Jul, 2026 NA

Bankura - West Bengal

Tender For corrigendum : rectification of existing stand by gaseous chlorination system at andharthole ohr site ( zone v) of bankura-i,ii and barjora w/s scheme block-bankura-i under bankura mechanical division ,phe dte.

State Government

CTN :45268540

07 Jul, 2026 NA

Bankura - West Bengal

Tender For corrigendum : rectification of existing stand by gaseous chlorination system at kustara ohr site ( zone-w) of bankura-i,ii and barjora w/s scheme block-bankura-i under bankura mechanical division ,phe dte.

State Government

CTN :45268542

07 Jul, 2026 NA

Bankura - West Bengal

Tender For corrigendum : supply delivery and fitting fixing of gaseous chlorination items for the standby system of clear water pumping station and supply of 1 no empty chlorine tonner at intake kukrakuri under chhatna, saltora block sub-surface water based piped - supply and delivery of gaseous chlorination unit spares (0-10kg) & (0-4kg)kg/hr. require of wallace & triman evoqua, vacuum regulator (wall/cylinder mounted)with auto switchover facility, capacity 0-10 kg/hr max, evoqua make s10k scale controller, capacity 10.0kg/hr, manual control, evoqua make 1 injector suitable for 40 psi backpressure, fitting fixing of the above new supplied spares on the existing position part by part with new ejector pipe line with necessary fitting materials and necessary welding job by expert mechanical complete the job as per direction of eic and as per is:10553., supply and delivery at site of 1000 kg empty chlorine tonner hydraulic test pressure 30 kgf design as per asme section viii div.1 with hot-forged steel hook and a safety tongue piece, add: 18% gst, add: 1% cess

State Government

CTN :45675978

02 Jul, 2026 27.63 Lacs

Bengaluru - Karnataka

Tender For annual maintenance & supply of materials, repairs to windows and doors, supply of water & sanitary fittings to a type qtrs no. a-1/1,2,3 to 72/1,2,3 at jeevanbhimanagara, bengaluru from august-2026 to july-2027. (reserved for sc)-= item description: cleaning of water storage tank or sump by following method: (1) empty the tank/ sump and make it to near dry, (2) apply bleaching powder uniformally (@ tank capacity x 0.5 gms/litre) inside the tank/ sump and wait for one hour, (3) after one hour, clean/ rinse the tank/ sump with fresh water. repeat the process (2) & (3) for two to three times, all complete, as directed by the engineer-in-charge. , item description: cleaning of under ground sump, over head r.c.c. tank ( independent staging) including disposal of slit and rubbish, all as per direction of engineer-in-charge. the cleaning shall consist following operations:- tank shall be emptied of water by pumping & bottom shall be cleaned of silt and other deposits. entire surface area of the sump shall then scrubbed thoroughly with wire brush etc. and pressure washed with water. chlorination of rcc internal surface by liquid chlorine. the treated surface shall be dried using air jetting and all loose particles shall be removal from the surface. finally the surface shall be treated with ultraviolet radiation etc. as per direction of engineer-in-charge. , item description: external sweeping and terrace cleaning - cleaning of outer periphery like roads footpaths curb stones terrace including removing grass dust etc., to the nearest garbage pit using suitable coconut broomstic,bombay broomstick, squezers /wipers /rubberbru , item description: providing pvc ringtite pipes conforming to is 4985:2000 with latest amendments and conveying to worksite, rolling and lowering into trenches, laying true to line and level and perfect linking at joints, testing and commissioning, including loading unloading at both destinations and cuts of pipes wherever necessary including jointing of pvc pipes and specials (excluding cost of specials) with jointing of approved type, with all labour with all lead & lift including encasing the pipe alround to a depth of not less than 15 cms. with soft gravel or selected earth available from the excavation etc. complete and giving necessary hydraulic test to the required pressure as per iss (contractor will make his own arrangements for procuring water for testing) etc. complete for: pvc pipes 110mm dia., 6 kg/sqcm & class 3 , item description: providing pvc ringtite pipes conforming to is 4985:2000 with latest amendments and conveying to worksite, rolling and lowering into trenches, laying true to line and level and perfect linking at joints, testing and commissioning, including loading unloading at both destinations and cuts of pipes wherever necessary including jointing of pvc pipes and specials (excluding cost of specials) with jointing of approved type, with all labour with all lead & lift including encasing the pipe alround to a depth of not less than 15 cms. with soft gravel or selected earth available from the excavation etc. complete and giving necessary hydraulic test to the required pressure as per iss (contractor will make his own arrangements for procuring water for testing) etc. complete for: pvc pipes 90mm dia., 6 kg/sqcm & class 3 , item description: providing and fixing chlorinated polyvinyl chloride (cpvc) pipes, having thermal stability for hot & cold water supply, including all cpvc plain & brass threaded fittings, including fixing the pipe with clamps at 1.00 m spacing. this includes jointing of pipes & fittings with one step cpvc solvent cement and testing of joints complete as per direction of engineer in charge. internal work - exposed on wall - 25 mm nominal dia pipes , item description: providing and fixing chlorinated polyvinyl chloride (cpvc) pipes, having thermal stability for hot & cold water supply, including all cpvc plain & brass

State Government

CTN :45675980

02 Jul, 2026 27.02 Lacs

Bengaluru - Karnataka

Tender For annual maintenance & supply of materials, repairs to windows and doors, supply of water & sanitary fittings to a type qtrs no. a-73/1,2,3 to 142/1,2,3 at jeevanbhimanagara, bengaluru from august-2026 to july-2027. (reserved for sc)- item description: cleaning of water storage tank or sump by following method: (1) empty the tank/ sump and make it to near dry, (2) apply bleaching powder uniformally (@ tank capacity x 0.5 gms/litre) inside the tank/ sump and wait for one hour, (3) after one hour, clean/ rinse the tank/ sump with fresh water. repeat the process (2) & (3) for two to three times, all complete, as directed by the engineer-in-charge. , item description: cleaning of under ground sump, over head r.c.c. tank ( independent staging) including disposal of slit and rubbish, all as per direction of engineer-in-charge. the cleaning shall consist following operations:- tank shall be emptied of water by pumping & bottom shall be cleaned of silt and other deposits. entire surface area of the sump shall then scrubbed thoroughly with wire brush etc. and pressure washed with water. chlorination of rcc internal surface by liquid chlorine. the treated surface shall be dried using air jetting and all loose particles shall be removal from the surface. finally the surface shall be treated with ultraviolet radiation etc. as per direction of engineer-in-charge. , item description: external sweeping and terrace cleaning - cleaning of outer periphery like roads footpaths curb stones terrace including removing grass dust etc., to the nearest garbage pit using suitable coconut broomstic,bombay broomstick, squezers /wipers /rubberbru , item description: providing pvc ringtite pipes conforming to is 4985:2000 with latest amendments and conveying to worksite, rolling and lowering into trenches, laying true to line and level and perfect linking at joints, testing and commissioning, including loading unloading at both destinations and cuts of pipes wherever necessary including jointing of pvc pipes and specials (excluding cost of specials) with jointing of approved type, with all labour with all lead & lift including encasing the pipe alround to a depth of not less than 15 cms. with soft gravel or selected earth available from the excavation etc. complete and giving necessary hydraulic test to the required pressure as per iss (contractor will make his own arrangements for procuring water for testing) etc. complete for: pvc pipes 110mm dia., 6 kg/sqcm & class 3 , item description: providing pvc ringtite pipes conforming to is 4985:2000 with latest amendments and conveying to worksite, rolling and lowering into trenches, laying true to line and level and perfect linking at joints, testing and commissioning, including loading unloading at both destinations and cuts of pipes wherever necessary including jointing of pvc pipes and specials (excluding cost of specials) with jointing of approved type, with all labour with all lead & lift including encasing the pipe alround to a depth of not less than 15 cms. with soft gravel or selected earth available from the excavation etc. complete and giving necessary hydraulic test to the required pressure as per iss (contractor will make his own arrangements for procuring water for testing) etc. complete for: pvc pipes 90mm dia., 6 kg/sqcm & class 3 , item description: providing and fixing chlorinated polyvinyl chloride (cpvc) pipes, having thermal stability for hot & cold water supply, including all cpvc plain & brass threaded fittings, including fixing the pipe with clamps at 1.00 m spacing. this includes jointing of pipes & fittings with one step cpvc solvent cement and testing of joints complete as per direction of engineer in charge. internal work - exposed on wall - 25 mm nominal dia pipes , item description: providing and fixing chlorinated polyvinyl chloride (cpvc) pipes, having thermal stability for hot & cold water supply, including all cpvc plain & brass

State Government

CTN :45675981

02 Jul, 2026 25.11 Lacs

Bengaluru - Karnataka

Tender For annual maintenance & supply of materials, repairs to windows and doors, supply of water & sanitary fittings to b, c & d type quarters at jeevanbhimangara, bengaluru from august 2026 to july-2027. (reserved for sc)- item description: cleaning of water storage tank or sump by following method: (1) empty the tank/ sump and make it to near dry, (2) apply bleaching powder uniformally (@ tank capacity x 0.5 gms/litre) inside the tank/ sump and wait for one hour, (3) after one hour, clean/ rinse the tank/ sump with fresh water. repeat the process (2) & (3) for two to three times, all complete, as directed by the engineer-in-charge. , item description: cleaning of under ground sump, over head r.c.c. tank ( independent staging) including disposal of slit and rubbish, all as per direction of engineer-in-charge. the cleaning shall consist following operations:- tank shall be emptied of water by pumping & bottom shall be cleaned of silt and other deposits. entire surface area of the sump shall then scrubbed thoroughly with wire brush etc. and pressure washed with water. chlorination of rcc internal surface by liquid chlorine. the treated surface shall be dried using air jetting and all loose particles shall be removal from the surface. finally the surface shall be treated with ultraviolet radiation etc. as per direction of engineer-in-charge. , item description: external sweeping and terrace cleaning - cleaning of outer periphery like roads footpaths curb stones terrace including removing grass dust etc., to the nearest garbage pit using suitable coconut broomstic,bombay broomstick, squezers /wipers /rubberbru , item description: cleaning of chocked sewer line by diesel running vehicle mounting hydraulic operated high pressure suction m³ jetting sewer cleaning machine fitted with pump having 4000 litres suction capacity and 6000 litres water jetting tank capacity including skilled operator, supervising engineer etc. for cleaning and partial desilting of manholes and dechocking of sewer lines. dechocking and flushing of sewer line from one manhole to another by high pressure jetting system of 2200 psi for sewer line from 150mm dia upto 300mm , item description: providing pvc ringtite pipes conforming to is 4985:2000 with latest amendments and conveying to worksite, rolling and lowering into trenches, laying true to line and level and perfect linking at joints, testing and commissioning, including loading unloading at both destinations and cuts of pipes wherever necessary including jointing of pvc pipes and specials (excluding cost of specials) with jointing of approved type, with all labour with all lead & lift including encasing the pipe alround to a depth of not less than 15 cms. with soft gravel or selected earth available from the excavation etc. complete and giving necessary hydraulic test to the required pressure as per iss (contractor will make his own arrangements for procuring water for testing) etc. complete for: pvc pipes 110mm dia., 6 kg/sqcm & class 3 , item description: providing pvc ringtite pipes conforming to is 4985:2000 with latest amendments and conveying to worksite, rolling and lowering into trenches, laying true to line and level and perfect linking at joints, testing and commissioning, including loading unloading at both destinations and cuts of pipes wherever necessary including jointing of pvc pipes and specials (excluding cost of specials) with jointing of approved type, with all labour with all lead & lift including encasing the pipe alround to a depth of not less than 15 cms. with soft gravel or selected earth available from the excavation etc. complete and giving necessary hydraulic test to the required pressure as per iss (contractor will make his own arrangements for procuring water for testing) etc. complete for: pvc pipes 90mm dia., 6 kg/sqcm & class 3 , item description: constructing brick masonry chamber of internal dimension 450x450mm and depth of 600mm (inner dimensi

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