Uttar Pradesh Rajya Vidyut Utpadan Nigam Limited Tender
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Uttar Pradesh Rajya Vidyut Utpadan Nigam Limited - UPRVUNL Tender
Machinery and Tools
Eprocure
Opening Date11 Jul 2024
Closing Date7 Aug 2024
Tender Amount₹ 88,17,052
Costs
EMD
₹ 1,50,000Document Cost
₹ 1,180Tender Fee
Refer Documents
Summary
Maintenance Contract Of Boiler Pressure Parts Of All Three Units Of 3x210 M.w, Atps, Anpara
Description
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Contact
Tender Id
2024_RVUNL_937688_1Bid Award Id
ViewTender No
N-ANP/A/OMC2/BMD1/6000004263Tender Authority
Uttar Pradesh Rajya Vidyut Utpadan Nigam Limited ViewPurchaser Address
-Website
http://https://uprvunl.org/uprvunl
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Documents
BOQ Items
Routine Maintenance of wall blowers and LRSB’s of Boiler of unit No. 01, 02 &03.
Frequency- as follows:
Monday: Unit#1 wall blower
Tuesday: Unit#2 wall blower
Wednesday: Unit#3 wall blower
Thursday: Unit#1 LRSB
Friday: Unit#2 LRSB
Saturday: Unit#3 LRSB
624
-
-
Complete servicing repairing/replacement of jammed/ damaged wall blowers of unit no.1, 2 & 3 for their smooth operation as and when required.
200
-
-
Complete servicing repairing/replacement of jammed/ damaged long retractable soot blowers of unit no.1.2 &3 for their smooth operation as and when required
160
-
-
Complete servicing /repairing/replacement of steam valves of wall blowers & LRSB’s of unit no.1.2 &3 for their smooth operation as and when required
200
-
-
Mobilization the team & attending the leakages of pressure parts in different zones of Boiler up to ten joints.
20
-
-
Replacement of eroded /damaged tubes/bends of pressure parts in different zones of Boiler during preventive maintenance or after 10 joints during attending leakages.
400
-
-
Fixing of sky climber in boiler furnace after making proper platform on bottom ash hopper, its operation during execution of the works and dismantling and removal of ash hopper platform after completion of jobs. Rates should be quoted on as per job basis.
2
-
-
Shifting of sky climber in boiler furnace at different location for attending and inspection of various pressure part zones. Rate should be quoted on as per job basis.
8
-
-
Erection of Scaffolding and plate form in Economizer hopper (above)
4
-
-
Erection of Scaffolding and plate form in S-Panel & bottom ash hopper
4
-
-
Erection of Scaffolding and plate form in Reheater inlet & outlet
6
-
-
Erection of Scaffolding and plate form Water wall screen tube / final super heater / super heater screen tube
4
-
-
Erection of Scaffolding and plate form in Platen super heater tube zone
4
-
-
Stitch Welding of fins of water / steam cool wall for securing of respective positions of tubes
400
-
-
Build up of eroded portion of the tubes caused by ash / steam erosion using suitable welding electrodes matching with parent metal composition. Depth of erosion up to 2.5 mm, length of erosion up to 250 mm
200
-
-
Fabrication of Hot bends of various degrees and radius of curvature from straight pressure parts tubes by filling sand and heating gas to required temperature of Carbon Steel
2
-
-
Fabrication of Hot bends of various degrees and radius of curvature from straight pressure parts tubes by filling sand and heating gas to required temperature of Alloy Steel.
2
-
-
Removal of damaged U clamps and replacement/ refitting of the same with new/repaired one in different zones of the pressure parts.
100
-
-
Removal of damaged Scallop bars and replacement/ refitting of the same with new/repaired one in different zones of the pressure parts.
100
-
-
Removal of damaged Binders, support band, lugs and replacement/ refitting of the same with new/repaired one in different zones of the pressure parts.
100
-
-
Removal of damaged Flexible connectors (male/female) and replacement/ refitting of the same with new/repaired one in different zones of the pressure parts.
100
-
-
Rectification / replacement of tubular (half round) in the following pressure part zones.
60
-
-
Rectification / replacement of box type Protector /Cassette baffles found damaged / eroded / dislocated in in the following pressure part zones.
60
-
-
Lifting and taking out the complete coils in pair of LTSH horizontal coils (upper or lower) after cutting clamps supports, clits, stoppers and releasing from subsequent headers and coil & their restoration after placement of coil
4
-
-
Lifting and taking out the complete coils of Economizer (upper or lower) after cutting clamps supports, clits, stoppers and releasing from subsequent headers and coil & their restoration after placement of coil
4
-
-
Rectification of Buck Stay / Putting buck stay pin on its position in second pass of Boiler / corner No.1, 2, 3 & 4
4
-
-
Cutting and removal of skin casing / high crown plate by grinder and welding the same with suitable electrode by High pressure welding method, after completion of repair jobs of pressure parts if any of Thickness - up to 15 mm
20
-
-
Cutting and removal of skin casing / high crown plate by grinder and welding the same with suitable electrode by High pressure welding method, after completion of repair jobs of pressure parts if any of Thickness -16 mm or above
40
-
-
Repairing/replacement of skin casing plates, expansion plates of one pannel complete of boiler roof in pent house above sealing Super heater from drum to platen superheater tubes.
8
-
-
Repairing/replacement of skin casing plates, expansion plates of 1/5th pannel complete of boiler roof in pent house above sealing Super heater tubes from drum to platen superheater tubes.
4
-
-
Repairing/replacement of casing plates pannel of platen superheaters, reheaters of pent house of boiler.
20
-
-
Repairing/replacement of damaged side plate below/side of boiler drum by cutting, grinding and welding with suitable electrode
40
-
-
Repairing/replacement of damaged skin casing plates in second pass by cutting, grinding and welding with suitable electrode
40
-
-
System line up for filling of feed water through Boiler Fill Pumps & Pressurization of pressure parts of Boiler Feed pump for hydraulic Test of Boiler, Normalization of the same after hydraulic Test and Making system ready for Light-up.
20
-
-
Servicing of feed line gate control valves NRV size NB- 300mm NP-250 Kg./ cm² valves covered are E-1, E-2, BF-29, 30,33,34,37&BF-38.
4
-
-
Servicing of low load line gate & control valves size NB-200mm NP-250Kg/ cm² valves covered are BF-31, 32,35,36,39 & BF-40
4
-
-
Servicing of Pneumatically operated S/H, R/H attemperation control valves & RH Spray block valves.
8
-
-
Servicing of main Isolating valve BF-61 at the inlet of SH spray station, size: Nb- 150mm, NP-250Kg / cm²
4
-
-
Servicing of main isolating valve of main steam line (L&R) M.S.-29 & M.S.-30,Nb-250mm, NP-250Kg/ cm²
2
-
-
Servicing bypass valves of main steam valves, MS-29A, and MS-30A, Nb-25mm, NP-250Kg/ cm²
4
-
-
Servicing of bypass valves of feed station, low load line valve and main isolation valve of inlet to SH-Nb-25mm, NP-250Kg/cm².
4
-
-
Servicing of boiler drum safety valves and safety valve on main steam line on right hand side of boiler at 52meter elevation
4
-
-
Servicing of electromagnetic relief valve (implies safety valve).
2
-
-
Servicing of safety valves installed on hot reheat and cold reheat line at about 50meter elevation.
2
-
-
Servicing of safety valve on soot blower line at 52mtr elevation
2
-
-
Servicing of high-pressure valve & NRV’s at different elevation from ‘0’meter level to 54 meter level, in dozing hall nominal bore may vary from Ø10mm to Ø100mm.
2000
-
-
Replacement of H.P. Valves/NRV of sizes-Nb-10 / 15 / 25mm (H/ O, M/O) at different floors from ‘0’meter level to 54meter level, Dozing hall and at Dearator floor by cutting of damaged valve and welding of new valve after its revisioning.
8
-
-
Servicing/replacement of hydra motor valves of oil station at AB / CD / EF elevation
8
-
-
Servicing of oil line valves and NRV’s of oil station at AB / CD / EF elevation of boiler
1000
-
-
Servicing/overhauling of pneumatic operated dia150mm/dia 250mm valves on Aux. PRDS line and Dearator.
8
-
-
Servicing /overhauling of electrically drive steam valve dia 100mm to 250mm on Aux. PRDS line
8
-
-
Servicing/overhauling of electrically driven Nb- 400mm gate valve at Dearator
2
-
-
Servicing/overhauling of electrically drove Nb- 50mm valves on Aux. PRDS line.
4
-
-
Servicing/overhauling of pneumatic operated control valve size 50 to 100mm
4
-
-
Servicing/overhauling of hand operated valve/NRV’s of size 150 to 250mm
8
-
-
Servicing /overhauling of hand operated valves /NRV’s of size 300/350 mm.
4
-
-
Servicing and revisioning of steam valves & NRV’s of Aux. PRDS line and Dearator. Rate to be quoted per mm basis.
1600
-
-
Changing flange gaskets of valves & flange at different elevation of boiler. Rate should be quoted on per MM basis
2000
-
-
Replacement of gland packing with new one from valves leaking from glands. Rate should be quoted on per MM basis.
4000
-
-
Replacement of various safety valves of critical piping such as Boiler Drum, Super Heater, CRH, HRH, etc
2
-
-
Replacement of 150 mm Motorized Valve (PRDS (BiG), BF-61 and similar Valves)
2
-
-
Replacement of 100 mm Motorized Valve (PRDS (small) and similar Valve )
2
-
-
Attending leakages of pipeline & headers etc. of main boiler, Dearator and aux. PRDS of 3x210 MW by cutting grinding and H.P. welding of damaged portion putting new spools/bends if required.
200
-
-
Servicing/overhauling of pneumatically operated actuators of valve. Size dia 40 to 100mm.
24
-
-
Servicing/overhauling of pneumatically operated actuators of valves size dia 202 to 300mm
4
-
-
Fabrication of H.P. drip/drain line bends out of available pipe by cutting, grinding & H.P. welding.
4
-
-
Servicing / Replacement/overhauling of safety valve of Aux. PRDS.
4
-
-
Servicing/Replacement/overhauling of safety valves of Dearator/CBD Tank/Pegging Line.
4
-
-
Blanking of hot reheat and cold reheat NRV by blanking device & normalizing the same
20
-
-
Replacement of H.P. valves /NRV of size 100 mm at Dearator floor by cutting of damaged valves/NRV and welding with New/repaired valve/NRV after its revision
2
-
-
Replacement of H.P. valves /NRV of size 150 mm at Dearator floor by cutting of damaged valves/NRV and welding with New/repaired valve/NRV after its revision
2
-
-
Replacement of H.P. valves /NRV of size 200 mm at Dearator floor by cutting of damaged valves/NRV and welding with New/repaired valve/NRV after its revision
2
-
-
Replacement of H.P. valves /NRV of size 250 mm at Dearator floor by cutting of damaged valves/NRV and welding with New/repaired valve/NRV after its revision
2
-
-
Replacement of H.P. valve (H/O, M/O, Pneumatic)/ NRV of the following sizes at Dearator floor of flange end Type by opening Nut and Bolts of flange and installation of new /repaired valves/NRV on it properly after replacement of gasket and servicing of valve. size 200 / 250mm valve / NRV
2
-
-
Replacement of start up vents (R /H & S / H) at 54-mtr elevation
2
-
-
Replacement of high Pressure valves (motor operated / hand operated/Pneumatic) of critical piping of Boiler of size:Nb-40mm to 65mm
2
-
-
Replacement of Electrical / Pneumatic actuators of valve size up to Nb-300mm at different elevations;
2
-
-
Replacement of H.P. drain/drip pipes of size Nb-200mm, Thickness- 6mm, Material- Carbon Steel. Rate will be quoted on joint basis.
10
-
-
Replacement of H.P. drain/drip pipes of size Nb-150 mm, Thickness- 8mm, Material- Carbon Steel. Rate will be quoted on joint basis.
10
-
-
Replacement of 150 mm PRDS Control Valve
2
-
-
Replacement of 100 mm PRDS Control Valve.
2
-
-
Replacement of DSH of PRDS line
2
-
-
Servicing /revisioning of gear box of Phosphate dozing Pump
2
-
-
Servicing / revisioning of gear box of hydrazine dozing Pump
2
-
-
Servicing of Phosphate dozing pump (Suction & Discharge NRV of pump body)
2
-
-
Servicing of hydrazine dozing pump (Suction & Discharge NRV of pump body)
2
-
-
Servicing of pressure relief valve of phosphate / hydrazine dozing pumps
2
-
-
Complete cleaning & removal of foreign materials from phosphate metering, temporary preparation tanks and their strainers. Its servicing and back washing of M/ tank.
2
-
-
Complete cleaning & removal of foreign materials from Hydrazine metering, temporary preparation tanks and their strainers. Its servicing and back washing of M/ tank
2
-
-
Cleaning / flushing of pipe lines of phosphate / hydrazine dozing system to remove any chocking in the system
2
-
-
Repairing/Reconditioning of 100mm, class 1500, flange end, Deaerator (D/A) drain valve
2
-
-
Repairing/Reconditioning of 18 ata 250 NB, C.C.S. gate valve, flanged end, hand operated valves.
2
-
-
Repairing/Reconditioning of 200 mm, C.C.S. gate valve, BW, flanged end, class-300, hand operated valve
2
-
-
Repairing/Reconditioning of 150 mm, C.C.S. gate valve, BW, flanged end, class-600, hand operated valve.
2
-
-
Repairing/Reconditioning of150 mm, BFP recirculation gear operated hand valve, BW, class-2500, seat & disc.
2
-
-
Repairing/Reconditioning of 150 mm, class -600, lift check valve(NRV)
2
-
-
Repairing/Reconditioning of 200 mm,class -600, BW, swing check valve (NRV).
2
-
-
Repairing/Reconditioning of 250 mm, class-600, BW, swing check valve (NRV).
2
-
-
Repairing/Reconditioning of Superheater/ Reheater startup vent, size-100 mm, class-2500.
2
-
-
Repairing/Reconditioning of Superheater spray control valve and M/O valve & R/H spray block valve.
2
-
-
Repairing/Reconditioning of Boiler drum air vents & similar valve size-65mm glove.
2
-
-
Repairing/Reconditioning of R/H spray control valve and M/O valve
2
-
-
Inspection & removal of minor defects of Deaerator
2
-
-
Repairing of manholes of boiler
40
-
-
Repairing of peepholes of Boilers
40
-
-
Servicing /replacement of spring hangers, supports Anchors and restraints of boiler critical piping & ducts and resetting the spring hangers on cold set values
20
-
-
Replacement of coal nozzle assembly complete (coal nozzle and adj. coal nozzle tip / seal plate) with new or repaired one
48
-
-
Repairing / servicing of burner tilting lever.
48
-
-
Replacement of coal inlet elbows (long / short )
48
-
-
Servicing / repairing / replacement of gun guide assembly at AB, CD and EF elevation
24
-
-
Replacement / Servicing of Igniter guide assembly at AB, CD and EF elevation
20
-
-
Repairing of wind box (L&R).
200
-
-
Servicing of S/A dampers in wind box (L&R).
104
-
-
Repairing / Servicing of scanner guide assembly
10
-
-
Repairing / Servicing of scanner air fan.
12
-
-
Attending coal dust leakages from FI Elbow / Coal Nozzle casting by Patch Welding
20
-
-
Repairing & Hard facing of S.S. Adjustable Coal Nozzle Tips.
48
-
-
Repairing and Hard facing of Coal Nozzle Casting
48
-
-
Hard facing of Coal Nozzle Casting
48
-
-
Repairing and Hard facing of Fuel Inlet Elbows.
48
-
-
Repairing of oil gun assembly.
20
-
-
Erection / repair of grating at different elevation of boiler and other places
1600
-
-
Fabrication and erection of steel structure work vize chute, plate form stair at boiler side.
4
-
-
Repairing / replacement of plate-form railing in boiler side.
500
-
-
Cleaning of Cold PA ducts (left and right) from P.A. fans outlet dampers to APH.
6
-
-
Cleaning of Cold SA ducts (left and right) from S.A. fans outlet dampers to APH.
6
-
-
Cleaning of Dog House.
12
-
-
Cleaning of Hot SA duct (Right)
6
-
-
Cleaning of Hot SA duct (Left)
6
-
-
Cleaning of Wind Box (Right)
12
-
-
Cleaning of Wind Box (Left)
12
-
-
Cleaning of Gooseneck cat house front and rear.
12
-
-
Cleaning of Economiser chamber of boiler
16
-
-
Cleaning of gallery between Reheater and arch tubes.
16
-
-
Cleaning of gallery between exit super heater and hangers tubes to conv. super heater
16
-
-
Cleaning of second pass (LTSH)
16
-
-
Cleaning of from water wall of first pass (furnace) from ‘0’ meters to 48 meters elevation.
4
-
-
Cleaning of Pent house above furnace.
2
-
-
Cleaning of gallery between platen super heater and cold reheat headers in pent house.
2
-
-
Cleaning between exit super heater and convector super heater headers in pent house.
2
-
-
Cleaning of space between header No.10 & rear sidewall in pent house.
2
-
-
Cleaning of gallery between cold reheat headers in pent house.
2
-
-
Cleaning of gallery in left and right of pent house between water wall and skin casing.
2
-
-
Cleaning of Space below boiler drum between front water wall and front drum houseman hole.
2
-
-
Cleaning second pass of pent house (above ceiling tube of pent house)
2
-
-
Cleaning of all four Economiser hoppers.
16
-
-
Cleaning of all the four flue gas ducts from air pre-heater to ESP inlet.
16
-
-
Cleaning of inter connecting duct of flue gas at ESP inlet.
16
-
-
Cleaning of flue gas duct hopper just before and after F.G.-3 and F.G.-4 dampers.
16
-
-
Cleaning and removal of accumulated fly ashes / foreign materials / debris / scraps etc. from the boiler roof and its disposal to ‘0’Mtr.level boiler and from ‘0’Mtr. to dumping yard.
4
-
-
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