The work of complete overhauling and routine maintenance / BTF work of Boiler in Unit Nos.3, 4 & 5 at GSECL Ukai TPS. (IBR Work) (BMD-II WT-5102)

Charges for cleaning of boiler furnace by high pressure water jetting pump as per Scope of Work of Schedule-A.

Charges for repairing of damaged tubes of water wall and 50 NB valve pipe on basis of HP joints as per Scope of Work of Schedule-A. (Size : O.D. : 63.5 mm).

Charges for repairing of damaged tubes of PSH, Eco LTSH SH RH SCW etc.& valves up to 40 NB on basis of HP joints as per Scope of Work of Schedule-A. (Size : O.D. : 31.8 mm to 57.0 mm).

Charges for repairing of damaged boiler tubes of rear arch tubes, goose neck tubes, etc. and 65 NB valve pipe on basis of HP joints as per Scope of Work of Schedule-A. (Size : O.D. :d 76.1 mm).

Charges for fin welding of water wall, extended water wall and SCW as per Scope of Work of Schedule-A.

Charges for fixing of soot blower lance sleeve as per Scope of Work of Schedule-A.

Charges for erection & dismantling of cups locks scaffolding in Boiler 1st pass up to roof level as per Scope of Work of Schedule-A.

Charges for replacement of LTSH, Eco module (Upper & Lower) assembly (excluding HP joints) for Unit-3,4&5 as per Scope of Work of SCHEDULE - A.

Charges for fixing of readymade sleeve / cassette baffle of various zone of boiler as per Scope of Work of SCHEDULE - A.

Charges for over-hauling of de-super heater of super-heater & re-heater as per Scope of Work of SCHEDULE - A.

Charges for alignment / re-installation of super-heater & re-heater coils excluding HP Joints as per Scope of Work of SCHEDULE - A.

Charges for removing and refitting of S.S screens & supporting frames in LTSH Upper & Lower coils as per Scope of Work of SCHEDULE - A.

Charges for Fabrication of critical Bends of goose neck portion, rear arch tube & Burner Panel, soot blower and all types of U bend, loope bend as per sample and as per Scope of Work of SCHEDULE - A.

Labour charges for fabrication of critical Bends of screen tube near pent house (tube connecting SHH-5 to SHH-7), SCW and Water wall bend of soot blower and of Z panel as per Scope of Work of SCHEDULE - A.

Labour charges for fabrication of Re-heater & Super Heater circuit loop bends and offset bends as per sample and as per Scope of Work of SCHEDULE - A.

Charges for replacement of safety valves as per Scope of Work of Schedule-A.

Charges for welding of pipes and valves having pipe size above Dia. 273 mm x Thick. Above 32 mm as per Scope of Work of Schedule-A.

Charges for welding of pipes and valves having pipe size above Dia. 100 to 150mmx Thick. Above 10mm as per Scope of Work of Schedule-A.

Charges for welding of pipes and valves having pipe size above Dia. 150 to 200mm X Thick. Above 20mm as per Scope of Work of Schedule-A.

Charge for lifting, repairing & Re-installation of LTSH/ECO module (Upper and/or Lower) for 200/210MW Unit-3, 4&5 (Excluding HP welding joints) as per Scope of Work of Schedule-A.

Charges for checking & re-alignment of LTSH / Economiser / SH coils For Unit-3,4&5 as per Scope of Work of SCHEDULE - A.

Charges for removal of foreign material from CRH / HRH / MS headers & re-welding as per Scope of Work of SCHEDULE - A.

Charges for mobilization as per scope of work of Schedule - A.

Charges for De-mobilization as per scope of work of Schedule - A.

Charges for servicing & repairing of existing piping hangers as per Scope of Work of SCHEDULE - A. and instruction of E. I. C.

Charges for servicing & repairing of existing fix tie rod of piping as per Scope of Work of SCHEDULE - A. and instruction of E. I. C.

Charges for replacement of existing damaged hangers of piping during AOH/COH as per Scope of Work of SCHEDULE - A. and instruction of E. I. C.

Charges for replacement of existing damaged fix tie rod of piping during AOH/COH as per Scope of Work of SCHEDULE - A. and instruction of E. I. C.

Charges for Re-adjustment/Re-positioning of pipe line/Hangers during FSD as & when required as per Scope of Work of SCHEDULE-A & instruction of E.I.C.

Charges for repairing of Boiler existing buck stray beam size 950X300X30, L 8.5 meter as per Scope of Work of SCHEDULE - A. and instruction of E. I. C.

Charges for repairing of Boiler existing buck stray beam size 500X185X16 L 14 meter as per Scope of Work of SCHEDULE - A. and instruction of E. I. C.

Charges for repairing of Boiler existing buck stray beam size 300X185X16 L 8.5 meter as per Scope of Work of SCHEDULE - A. and instruction of E. I. C.

Charges for replacement (New) of Boiler existing buck stray beam size 500X185X16 L 14 meter as per Scope of Work of SCHEDULE - A. and instruction of E. I. C.

Charges for replacement (New) of Boiler existing buck stray beam size 500X185X16 L 8.5 meter as per Scope of Work of SCHEDULE - A. and instruction of E. I. C.

Fabrication of various works in Boiler Unit Nos.3, 4 & 5 as per Schedule-A & instruction of E.I.C.

Charges for Third party Scaffolding Inspection for 200/210MW Boiler.

Providing X-BHEL expert supervisory services for various AOH / COH works of Boiler pressure part, ID/FD/PA fans, hangers, Coal/Oil burner, APH, etc.

Charges for O/H servicing & replacement of oil compartment assembly of oil tiers AB,CD,EF of burner corners & replacement/ servicing of scanner, igniter & oil gun assembly as per scope of work of SCHEDULE - A & direction of EIC

Charges for removal, overhauling & refitting of coal compartment Assly. as per scope of work of SCHEDULE - A.

Charges for O/H, servicing, preparation, removal and replacement of air compartment assembly, including its lever mechanism of oil tiers AB,CD,EF of burner corners as per scope of work of SCHEDUELE-A and direction of EIC.

Charges for Repairing of Fuel inlet elbow of burner ends (first) as per scope of work of SCHEDULE - A and direction of EIC.

Charges for Replacement of Fuel inlet elbow of burner ends (first) of Boiler as per scope of work of SCHEDULE - A and direction of EIC.

Charges for Overhauling and servicing of SADC dampers as per scope of work of SCHEDULE - A.

Charges for Repairing of coal nozzle assembly as per scope of work of SCHEDULE - A and direction of EIC.

Charges for Replacement of baffle plates of coal burner tips as per scope of work of SCHEDULE - A and direction of EIC

Supply, Providing and fixing of various size of MS bolts, nut and washer as per scope of work of SCHEDULE - A.

Lump sum labour charges for Hard facing of New/old coal nozzle SS tip as per schedule-A as per scope of work & inst. of EIC.

Lump sum labour charges for Repairing & hard facing of old/ New coal nozzle (casting) as per scope of work & inst. of EIC.

Lump sum labour charges for Preparation of old / new coal compartment assembly by Grinding / cutting and any alteration /modification as per suggested by BHEL expert for tilting +30 degree as per schedule-A & instruction of GSECL EIC.

Charges for Overhauling and servicing of LRSB as per scope of work of SCHEDULE – A and as per the directive of GSECL EIC.

Description of work/ Services

Charges for Overhauling and servicing of Wall blower as per scope of work of SCHEDULE – A and as per the directive of GSECL EIC.

Charges for Replacement / Repairing of puppet valve of LRSB and Wall blower with replacement of spirageted gasket as per scope of work of SCHEDULE – A and as per the directive of GSECL EIC.

Charges for servicing APH soot blower system including replacement of header as per scope of work of SCHEDULE - A.

Charges for Internal cleaning of CST of Boiler as per Scope of Work of SCHEDULE - A.

Charges for Internal cleaning of IBD/EBD tank of Boiler as per Scope of Work of SCHEDULE - A.

Charges for removing, repairing, cleaning & refitting of turbo separators as per Scope of Work of SCHEDULE - A

Charges for Repairing of defective eroded joints drum surface etc. as per Scope of Work of SCHEDULE - A.

Charges for checking and re-positioning of down corner vertex plate as per Scope of Work of SCHEDULE - A.

Charges for Repairing of FO Heater of Boiler as per Scope of Work of SCHEDULE - A.

Repairing/Overhauling /servicing/replacement of Man holes and peephole of boiler Area instruction of EIC and as per Scope of Work of SCHEDULE - B.

Unit rate for running meter welding for old, worn out portion of wind box ducting, penthouse, goose neck, header boxes, economiser bottom plate welding etc. of Boiler Unit Nos.3, 4 & 5

Labour charges for removal of refractory lining in all boiler area except BAH.

Labour charges for refractory lining in all boiler areas like pent house, dog house, skin casing of wall, wall blowers, burner corners etc. except BAH.

Supply of D&H make welding electrodes. AWSE 6013/AWSE 7018 / AWSE 8018B2 / AWSE 9018B3 : Size : 2.5/3.15/4.0 mm

Charges for overhauling / servicing / repairing of HP valves having sizes 15 NB, 25 NB as per Scope of Work of Schedule-A.

Charges for overhauling / servicing / repairing of medium size valves having size 40/50 NB as per Scope of Work of Schedule-A.

Charges for overhauling / servicing / repairing of medium size valves having sizes 65/80 NB as per Scope of Work of Schedule-A.

Overhauling, servicing & repairing of valves having sizes 100 NB & 150 NB as per Scope of Work of Schedule-A.

Overhauling & servicing of high pressure valve having sizes 250 NB / 300 NB like MSSV, Feed Circuit, E2, NRV as per Scope of Work of Schedule-A.

To carry out the work of on-line testing and setting of various safety valves installed at boiler unit no 1 to 6 at Ukai TPS by specialized tools, tackles and instruments.

Mobilization Charges for on-line testing and setting safety valves per trip

Online, preventive and breakdown maintenance activity as per scope of work and instruction of EIC.

L/s charges for attending boiler tube leakages in Ukai TPS Unit Nos.3 to 5 as per detailed specifications / conditions in Schedule-A and as per instruction of Engineer-In-Charge (Up to 10 Joints)

L/S labour charges for the work of preparing/ dismantling the sky-climber set during forced outages of Boiler Unit no.3 to 5 as per Instruction of Engg. In Charge and as per Schedule-A

Description of work/ Services

Removal of old worn out seals, fixing of new seal & setting of all kind of seals as per Schedule-A & as per instruction of Engineer-in-charge.

Static seal modification at hot end.

Fitting / repairing of seal ring segment in the hot end primary side secondary side patch work inside the seal ring segment and metal filling-up in the sector plate bolts etc.

Support & guide bearing flushing and oil filling in the same including cleaning of oil tank cooler, filter, etc.

Providing of kao-wool in-board as per instruction of Engineer-in-charge.

Removal & refitting of new static seal of axial seal plate.

Gear box old oil draining / flushing & new oil replacing.

Cold end basket removal, cleaning, refitting & final water washing of rotor.

Repairing / replacement of cold end basket support in-board & out-board.

Alignment of Tee bars of hot end & cold end.

Labour charge for servicing of Support bearing assembly.

Labour charge for servicing of Guide bearing assembly.

Replacement of plate of centre section by cutting, bending, fabricating in Hot End zone and any other fabrication / patch work inside the APH Housing required.

Replacement of Axial seal plate tracking bolts.

Repairing of sector plate from bottom to hot end (In-board & out-board)

Alignment of sector plate.

Replacement of gear box

Replacement of Tee bar / Rotor angle / By pass angle of hot end & cold end

Removing / reversing of Hot End basket/Hot intermediate/Cold Intermediate Baskets as per Scope of Work of Schedule-A

Guide bearing replacement of APH

Bottom bearing replacement of APH

Gear box overhauling of APH

Replacement of trunion shaft of guide bearing of APH as per Schedule-A & instruction of Engineer-in-charge.

Charges for servicing of guide bearing & support bearing lube oil system as per Scope of Work of Schedule-A.

Charges for repairing of diaphragm of APH sector which includes cutting / welding / support welding etc. as per Scope of Work of Schedule-A & instruction of Engineer-in-charge.

Repairing / replacement of Air Seal Housing for Guide Bearing of APH.

Charges for cleaning of APH Basket by high pressure water jetting pump as per Scope of Work of Schedule-A.

Removal & replacement, re-fitting of Hot End / Hot Intermediate/Cold Intermediate basket.

Hot end sector plate replacement of APH.

Charges for replacement of cold end basket including Segregating, loading, transportation, unloading and lifting of cold end baskets from main store to APH platform as per scope of work as per scope of work of SCHEDULE - A.

Replacement/reversing of PIN RACK SEGMENT ASSEMBLY FOR AIR PREHEATER

O/H of ID / FD fan as per specification of Schedule-A includes checking of inner/outer bearings, shaft and impeller and also includes overhauling & replacement /repairing of fix guide vane and inlet guide vane (control vane) and its operating mechanism including replacement of link, bearings of IGV (24 Nos./ Fan) and replacement of fixed guide vanes and their sealing rope of FGV (30 Nos/fan) repairing of impeller housing. (FD fan of 3 & 4 only)

Replacement of inner bearings.

Replacement of outer bearings.

Replacement of Impeller.

Replacement of Shaft.

Replacement of impeller housing including transportation

Complete dismantling of PA fan parts like discharge duct, spiral casing, suction nozzle, bearing replacement, impeller replacement, shaft replacement , impeller mounting, reassembly of above parts, final alignment with motor.

Overhauling of IGVs.

Replacement of rubber expansion bellow.

FD Fan Dismantling / removal / re-fitting of shaft protective tube, diffuser top cover shaft, oil connection etc. and alignment of fan & motor as per schedule-A and instruction of Engineer-in-charge. (For Unit No 5)

IGV blade removing / cleaning and refitting or replacement for Unit No 5.

Oil cooler dismantling, cleaning, flushing and refitting after hydro test and checking cleaning of oil filters, gauge glass & oil tank / oil line replacement / repairing work as per schedule-A for Unit No 5.

Overhauling of main bearing assembly for Unit No 5.

Overhauling of servo-motor assembly for Unit No 5.

Overhauling of blade bearing assembly for Unit No 5.

PA fan expansion type pillow block bearing servicing with clearance setting as per instruction of Engineer in charge, scope of work and terms and conditions.

PA fan non-expansion type pillow block bearing servicing with clearance setting as per instruction of Engineer in charge, scope of work and terms and conditions.

PA fan expansion/Non expansion type pillow block bearing replacement with clearance setting as per instruction of Engineer in charge, scope of work and terms and conditions.

L/S Labour charges for FAN-Motor alignment of ID/FD/PA Fan motor with fan completely in unit no. 1 to 5 at Ukai TPS as per specification OEM BHEL and instruction of E.I.C.