Uttar Pradesh Rajya Vidyut Utpadan Nigam Limited-UPRVUNL has published Routine Preventive Break Down Maintenance Of Ash Slurry Pumps Gsw Pumps Sump Pumps Hp Lp Pumps Other Associated Equipment. Submission Date for this Tender is 02-04-2022. Pump Supply Tenders in anpara Uttar Pradesh. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 25-Mar-2022 | Modified Tender Document | Technical Bid | 02-04-2022 |
| Sl. No. | Item Description |
| 1 | Part-A |
| 2 | Routine preventive maintenance of HP/LP ash water pumps, Booster pumps for Economizer Hoppers and connected equipments (One job means providing Un skilled labour in 03 shifts, each shift of 08 Hr. duration) |
| 3 | Cleaning & removal of dust, cob web, grease/oil etc. from ash slurry pump HP/LP pump,Booster pumps for Economizer Hoppers GSW pump etc & connected equipments like valves & lines inside the pump house and cross over system. |
| 4 | General up keep of floors, walls and roof in ash slurry and ash water pump house, AHP control room, switch gear room, external cleaning of electrical panels etc. (Daily). |
| 5 | Removal of choking of sewage pipe / septic tank for proper flushing of sewage from toilets located in ash slurry and ash water pump house. |
| 6 | Removal of choking at discharge grating of sump distribution pits in running condition of unit # 4 & 5. |
| 7 | Providinground the clock assistance in operation of systems/ site equipments & Routine preventive maintenance of Ash Slurry Pumps & GSW pumps etc. and connected equipments pertaining to ash slurry pump house of unit no. 4& 5 of 2x 500 M.W. ‘B’ TPS, Anpara (One job means providing round the clock assistance in 03 shifts, each shift of 08 hours duration) |
| 8 | Part-B |
| 9 | Checking and servicing / replacement of Drive end (DE) and non drive end (NDE) bearing of ash slurry pump |
| 10 | Replacement/refitting of set of V-belts of ash slurry pump. (06 Nos. per pump) |
| 11 | Dismantling & refitting of motor pulley/pump pulley of ash slurry pump |
| 12 | Removal of jamming/ foreign material from casingof ash slurry pump |
| 13 | Replacement of shaft sleeve/shaft spacer of ash slurry pump |
| 14 | Checking of fluid coupling of first stage ash slurry pump |
| 15 | Patching and welding on ash slurry/ bends up to Cross Over System of Ash Slurry Pump House. |
| 16 | checking and servicing / replacement of Drive end (DE) and non drive end (NDE) bearing of Gland Seal Water pump |
| 17 | Servicing of 450 mm NB cross over valve/suction valves (Type : Butterfly) |
| 18 | Replacement of cross over valve/suction valves of size 450 mm NB by new/serviced valve |
| 19 | Replacement of cross over valve/suction valves of size 450 mm NB by 02 Nos. blanking plate. |
| 20 | Repairing of valve disc (Material : Cast steel / ductile iron) of butter fly valve of 450 mm NB, installed in cross over and suction line of ash slurry series |
| 21 | Repairing of damaged & eroded body (Material: Cast Iron) of butter fly valve of size 450 mm NB, installed in cross over and suction of ash slurry pump series |
| 22 | Replacement of gasket of flange joints of ash slurry pipes at different locations of ash slurry pump series and cross over system. |
| 23 | Replacement of gasket of suction pipes of first stage ash slurry pumps. |
| 24 | Replacement/Refitting of dislocated / fallen liner plates of Ash Slurry Sump Pit |
| 25 | Servicing of butter fly valves of following sizes including lapping of the valve disc: |
| 26 | 50 mm NB |
| 27 | 80 mm NB |
| 28 | 100 mm NB |
| 29 | 150/200 mm NB |
| 30 | 250 mm NB |
| 31 | 300 mm NB |
| 32 | 350/400 mm NB |
| 33 | Servicing of Non-return valves of following sizes installed in Gland Seal Water line: |
| 34 | 25 mm NB |
| 35 | 80 mm NB |
| 36 | Complete servicing of motorized discharge valve of ash slurry series, Make: Audco, Size: 18", Type: Super-H |
| 37 | Replacement of motorized discharge valve of ash slurry pump series by new/serviced valve |
| 38 | Minor repairing of valve body & plug of motorized discharge valve of ash slurry pump series, Make: Audco, Size: 18", Type: Super-H. |
| 39 | Removal of jamming of motorized discharge valve of ash slurry pump series, Make: Audco, Size: 18", Type: Super-H |
| 40 | Cleaning & servicing of agitation header of ash slurry pump pit |
| 41 | Replacement of rubber gasket of V-J flange adaptor of suction pipe of first stage of ash slurry pump. |
| 42 | Repairing of frame / body of pen stock valve |
| 43 | Replacement of S.S. mesh of basket of duplex filter installed in service water line |
| 44 | Repairing of basket chamber of duplex filter(Mat.: Cast Iron) |
| 45 | Minor repairing & Refitting of damaged gland follower of ash slurry pump |
| 46 | Replacement of M.S. pipes of following sizes: |
| 47 | 50 mm NB |
| 48 | 80 mm NB |
| 49 | 100 mm NB |
| 50 | 150 mm NB |
| 51 | Replacement / refitting and alignment of basalt lined pipe bend/ pipe branch inside the pump house /crossover system by new bend/branch OR blanking of the line of Ash Slurry Pump Series after removal of damaged basalt lined pipe bend/ pipe branch. |
| 52 | fabrication & erection of nozzle body in the main sluice ways of unit No. 4 & 5. |
| 53 | Fabrication and erection of deflector plate of following sizes in the main sluice ways of unit No. 4 & 5. |
| 54 | 1000 mm x 800 mm |
| 55 | 400 mm x 300 mm |
| 56 | Repairing /replacement of damaged/deflected gratings installed over main sluiceways of unit No. 4 & 5. |
| 57 | Repairing & refitting/replacement of steel gratings installed over ash slurry sump distribution pits of unit No. 4 & 5. |
| 58 | Repairing of S.S. sleeves of Ash Slurry Pumps |
| 59 | Fabrication of flanges of different size from MS plate |
| 60 | Providing flanges/bends/reducers/Tee in existing/replaced pipe lines |
| 61 | Complete servicing / checking of Ash Slurry Pumps(Type: 12/10-FFAH, make-Warman, U.K.) including replacement of damaged Frame plate liners/throat bush liners, volute casing or impellers. |
| 62 | Complete servicing of fluid coupling of first stage Ash Slurry Pump (Type: 20 SCR 24R, Make: Fluidrive, U.K.) |
| 63 | Repairing of pedestal bearing shaft of ash slurry pumps.(Type: 12/10-FFAH, make-Warman, U.K.) |
| 64 | Complete servicing including replacement of worn out parts of Gland Seal water Pumps /Booster Pumps |
| 65 | First stage GSW pump/ Booster Pumps |
| 66 | Second stage GSW pump |
| 67 | Third stage GSW pump |
| 68 | Fourth stage GSW pump |
| 69 | Part-C |
| 70 | Checking and servicing/replacement of D.E. (ball) & N.D.E. (thrust roller) bearings of H.P. pump |
| 71 | Checking and servicing/replacement of D.E. (ball) & N.D.E. (thrust roller) bearings of L.P. pump |
| 72 | Repairing of valve disc (Material: Cast steel/ Ductile iron) of butter fly valves ofsizes 250/300 mm NB |
| 73 | Repairing of damaged & eroded body (Material: Cast Iron) of butter fly valves ofsizes 250/300 mm NB |
| 74 | Servicing of NRVs of HP/LP pumps of following size: |
| 75 | 250 mm NB |
| 76 | 300 mm NB |
| 77 | Repairing/replacement of hinge bracket of NRV of HP/LP pump |
| 78 | Repairing/replacement of valve disc of NRV of HP/LP pump |
| 79 | Replacement of gaskets of flange joints of ash water pipes at different locations |
| 80 | Replacement/dismantling and refilling of expansion bellows of HP/LP pumps |
| 81 | Servicing of 25 mm NB air release vents, installed in ash water line |
| 82 | Fabrication of 250 mm NB column pipe of HP pumps |
| 83 | Fabrication of 300 mm NB column pipe of LP pumps |
| 84 | Fabrication of flanges of different size from MS plate |
| 85 | Providing flanges / bends/reducers/Tee in existing/replaced pipe lines |
| 86 | Patching and welding on ash water pipe/bends (HP/LP pipe line). |
| 87 | Preventive Checking/ Replacement of lower shaft assembly, bearings bushes,Impeller assembly, Pump Bowls, intermediate shaft assembly, bearings sleeve and Top shaft assemblyof H.P. Pumps |
| 88 | Preventive Checking/ Replacement of lower shaft assembly, bearings bushes, Impeller assembly, Pump Bowls , intermediate shaft assembly, bearings sleeve and Top shaft assembly of L.P. Pumps. |
| 89 | Repairing of Top shaft HP/ LP Pumps, Make: Bombas Itur Spain. |
| 90 | Breakdown maintenance/servicing of hoist system |
| 91 | Preventive coating on submerged parts of HP/LP Pumps |
| 92 | Repairing of damaged coupling half (Metal: Grey Cast Iron) of H.P. water pump, Make: Bombas Itur Spain. |
| 93 | Painting of Pump/newly fabricated/modified steel structures and other equipments etc. |
| 94 | Part-D |
| 95 | Repairing of Collar of basalt branch / bend,OD:-526 mm, & ID:- 456 mm |
| 96 | Repairing of Basalt branch / bend OD:-526 mm, & ID:- 456 mm |
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