Annual Shutdown Works for the year 2026 (Group - 2) of Dust collectors of Steel Melting Shop, Moulding Room and Wheel Final Processing Shop and other works.

A-Dust collector of sand plant & Tunnels of PFES-3 /MMS (Rates are

1. Replacement of dust collector filter bags at Sand Plant, Qty: 144 Nos a) Removal of filter bag assemblies b) Removal of cages from filter bags c) Repair of damaged cages d) Thorough cleaning of Hopper chamber e) Fitment of cage into filter bags f) Fitment of ventury pipes. g) Positioning and clamping of filter bag assembly h) Servicing of pulse cleaning valve Qty- 1 unit 2. Cleaning of Tunnel of Fume extraction system- 3. a) Removal of man hole covers at furnace basement - 3 nos. b) Opening of inspection covers at spark arrestor before commencement of work & closing at the end of the day c) Electrical lighting arrangement inside the tunnels d) Temporary 1 arrangement of Ventilation fans inside the tunnels e) Removal of accumulated seepage water from the tunnel f) Clearing of partial burnt plastic bags from Tunnels g) Clearing of slag particles and wet dust from Tunnels h) Clearing of Fallen loose concrete scaling and bricks from tunnels and loading in to the Bins i) Chipping and Collection of accumulated solid dust from tunnels and filling into the bins j) Disposal of dust at a designated place k) Removal of Electrical lightings and ventilation fans from tunnels Qty- 1 unit 3. Replacement of Fabric filter bags of Fume extraction system - 3, Qty: 1344 numbers a) Removal of top covers, pulsing jet pipes and filter bag assemblies. b) Thorough cleaning of bag house hoppers c) Removal of cages from the bags d) Repair of damaged cages e) Fitment of new filter bags into cages f) Fitment of pulsing jet pipes g) Fixing of top covers and clamping h) Clearing of dust released from hoppers I) Disposal of filter bags at ear marked place Qty- 1 unit

B-Cleaning and painting of MMS Equipments (Rates are inclusive of

1. Cleaning and painting of Ventilation system Blower & Entire ducting of EAF-1, 2 & 3 a) Thorough cleaning of Blowers, ducting after filters and before discharge b) Painting with one coat of Apple green paint Qty- 3 units. 2. Cleaning and painting of Sand plant equipment a) Cleaning of equipments like, drier unit hopper, drier & Cooler, rotary plate feeder, chutes, wet dust collector, Heater, mixer, Connecting ducting and painting with one coat of aluminium paint b) Cleaning of equipments like Dust collector, M10 & M2 bucket elevator, air conveyors, 36" cyclone, M8, M1 & M3 belt conveyor, CTA vibrator screw conveyor & Hopper, M4, M5 &M6 hoppers and Painting with one coat of Apple green paint. c) Cleaning of equipments like drier &cooler chimney, wet dust collector chimney, sand heater chimney, dust collector chimney & painting with one coat apple green paint, Note: The height of Drier chimney is 32mtrs. and chimneys of sand heater & dust collector are 16mtrs. Approx. Qty- 1 unit 3. Cleaning and painting of EAF-1, 2 & 3 a) Thorough cleaning of furnace sub assemblies- shell, tilting teeth rack, gantry arms, arm assemblies, back structure etc. b)Painting 1 of furnace sub assemblies- Shell, tilting teeth rack, gantry arms, arm assemblies, columns, back structure etc. c) with one coat of aluminium paint d) Cleaning and painting of Ladders e) Cleaning and painting of water cooled hood with one coat of aluminium paint f) Thorough cleaning and Painting of return water tandice and connected pipe lines with one coat of Blue paint g) Thorough cleaning and Painting of furnace cooling manifold and inlet pipe lines with one coat of Green paint h) Disposal of released paint drums at ear marked place Qty- 3 units 4. Cleaning and painting of Thermal Sand Reclamation Plant a) Cleaning of equipments like, sand collector bin, belt conveyor, lumps reducer, WPT-1, WPT-2, WPT-3, 30T capacity hopper , scrubber, vibro feeder, screen separator (all machines with supporting structures), sand transporting pipes and painting with one coat of apple green paint. b) Cleaning of equipments like Dust collector, 50" Cyclone, screw conveyors, blower assemblies (all machines with supporting structures) and Painting with one coat of Apple green paint. c) Cleaning of equipments like combustor, air pre heater, cooler and painting with one coat aluminium paint. d) Cleaning of connecting ducts of collector bin, lumps reducer, scrubber, combustor, cooler, dust collector chimney and painting of one coat aluminium paint. e) Cleaning of inlet gas pipe, gas train and painting of one coat yellow paint Note: The height of dust collector is 25mtrs. Approx. Qty- 1 unit 5. Cleaning and painting of Fume plant equipments of EAF- 3 a) Thorough cleaning and painting of Fixed ducts with one coat of aluminium paint b) Cleaning of baffle chambers and painting with one coat of Apple green paint c) Cleaning of bag house, ducting connected to baffle chamber, bag house and painting with one coat Apple green paint. (Refer Part V of Tender documents for complete description)

C-Cope cleaner, Drag Cleaner ,CTA and Sprue Wash Dust

. Removal of filter bags. (Total Qty. Cope, Drag Cleaners and CTA - 252 Nos & Spruewash Dust Collectors - 266 Nos. 2. Cleaning of dust collector chambers. (4 chambers) 3. Cleaning and inspection of released filter bags 4. Repair/Replacement of damaged filter bag cages. (Approx. damaged Qty.40 Nos.) 5. Fitment of cleaned/new filter bags. 6. Replacement of screw 1 conveyor bearings, drive sprockets, chain and Servicing of rotary feeder of cope and drag cleaner dust collectors. 7. Replacement of bearings, drive sprockets, chain and Servicing of rotary feeder of CTA and Sprue wash dust collectors. 8. Servicing of dust collector blower of CTA. (Servicing includes cleaning, inspection & replacement of defective impeller, impeller shaft, bearings, pulley, belts & dynamic balancing) 9. Cleaning and painting of entire dust collector with apple green paint 10. Disposal of released material to earmarked place. Qty- 4 units

D-Dust collectors for Peening machine 1 (PANGBORN) -1 Nos./MWFPS

1. Removal of all the bags along with the clamps.-27 Nos 2. Cleaning of ducting from the machine to the dust collector. Repair bends and straight chutes that are damaged. -01 Unit 3. Clean the dust chambers thoroughly.-01 Unit 4. Refit the bag assembly, hooking on top and clamping at the bottom. (Clamping should be proper and air tight.) -27 Nos 5. Overhaul the shaker 1 mechanism and interlinking mechanical parts. Drain out the old oil and refill new oil. -01 Unit 6. Servicing of screw conveyor, rotary feeder, gearbox & replacement of screw conveyor pillow block bearings & drive chain with sprockets.-01 Unit 7. Inspection & servicing of blower, repair of blower shell & repair / replacement of impeller. Balancing of blower- 01Unit 8. Cleaning and painting of entire dust collector and including of chimney - approx. height 20 mts and stairway structure.-01 Unit 9. Shifting of all removed scrap & Bags to earmarked area- 0.25 MT (Approx) 10. Testing & trial run of the machine.-01 Unit

E-Dust collectors for Cleaning machine-2 & Cleaning machine 1

1. Removal of all the bags along with cages & dismantling of bags from cages.-158 Nos 2. Damaged cages to be repaired by tack welding.-158 Nos 3. Attend all venturies, pipelines & tighten all the fasteners.-158 Nos 4. Replace the rubber gaskets of the top cover & tighten all the fasteners. (Chamber should be air tight)- 03 Unit 5. All ducting flange to be opened and cleaned with air. New gasket to be replaced and flange joints to be tightened.-03 Unit 6. Replace the bags with 1 new ones if damaged and clean good ones. Refit cleaned bags with cages and ensure proper clamping / locking. -158 Nos 7. Check the pulsing system and diaphragm valves. Repair / replace pulsing valves & diaphragm.- 03 Unit 8. Inspection & servicing of blower, replacement of bearings, pulleys & V-belts. Balancing of blower.-03 Unit 9. Cleaning and painting of entire dust collector and including of chimney starting from the machine - approx. height 20 mts and stairway structure.-03 Unit 10. Shifting of all removed scrap & bags to earmarked area-0.75 M.T (Approx) 11.Testing and trial run of the machine-03 Unit

F-Dust collectors for MRS VIL-170 (02 Nos)/MWFPS (Rates are inclusive

1. Removal of all the bags along with cages & dismantling of bags from cages.-72 Nos 2. Damaged cages to be repaired by tack welding.- 72 Nos 3. Clean the dust chambers thoroughly. - 02 Units 4. Attend to all venturies, pipelines and tighten all the fasteners.-72 Nos 5. Replace the rubber gaskets of the top cover & tighten all the fasteners. (Chamber should be air tight) -02 Units 6. Replace the bags with new ones whichever is damaged and clean good ones. Refit bags with cages 1 inside the chamber and check for proper locking / clamping.-72 Nos 7. Check the pulsing system and diaphragm valves. Repair / replace pulsing valves & diaphragm.-02 Units 8. Servicing of screw conveyor, rotary feeder, gearbox & replacement of screw conveyor pillow block bearings & drive chain with sprockets.- 01 Unit 9. Inspection & Servicing of Blower, Repair of blower shell body & Repair / Replacement of impeller. Balancing of blower.-02 Units 10. Shifting of all removed scrap to earmarked area-0.5 M.T (Approx) 11. Cleaning and painting of entire dust collector and including of chimney - approx height 20 mts and stairway structure. -02 Units 12. Testing & trial run of the machine.-02 Units

G-Dust collectors for HYT VTL'S (03 NOS)/MWFPS (Rates are inclusive of

1. Removal of all the bags along with cages & dismantling of bags from cages.-252 Nos 2. Damaged cages to be repaired by tack welding.-252 Nos 3. Clean the dust chambers thoroughly. -03 Units 4. Attend to all venturies, pipelines and tighten all the fasteners.-252 Nos 5. Replace the rubber gaskets of the top cover & tighten all the fasteners. (Chamber should be air tight) -03 Units 6. VTL-3 ducting flange to be opened and cleaned with air. New gasket to be replaced and flange joints to be tightened.-01 Units 7. Replace the bags with new ones whichever is damaged and 1 clean good ones. Refit bags with cages inside the chamber and check for proper locking / clamping.- 252 Nos 8. Check the pulsing system and diaphragm valves. Repair / replace pulsing valves & diaphragm.-03 Units 9. Servicing of screw conveyor, rotary feeder (03 Nos) gearbox & replacement of screw conveyor pillow block bearings & drive chain with sprockets.-02 Unit 10. Inspection & servicing of blower, repair of blower shell body & repair / replacement of impeller. Balancing of blower.-03 Units 11. Shifting of all removed scrap to earmarked area-2 M.T (Approx) 12. Cleaning and painting of entire dust collector and including of chimney - approx. height 20 mts and stairway structure.-03 Units 13. Testing & trial run of the machine 03 Units

H-Clearing of scales in water trenches (Rim quenchers, DF & Hub

1. Removal of accumulated water from rim quencher pit with help of portable water pump.-01 No 2. Removal of accumulated scales & clearing below Rim Quenchers 1 to 6 pit and manipulator-01 No 3. Removal of accumulated scales & clearing below Hub coolers 1 to 3- 01 No 4. Removal of accumulated scales & clearing below the charging and discharging of DF-02 Nos 5. Removal of accumulated scales & clearing below the pit connectivity trench in between Hub coolers and Rim quenchers.-01 No 6. Loading of cleared scales in bins & disposal of the same to earmarked area.-All of above locations