Work of Complete Overhauling of Boiler Pressure part, Coal Burners for Unit 3 (75 MW) at KLTPS during AOH / COH

Supply, Providing and fixing of various size of MS bolts, nut and washer as per scope of work in unit 3

Charges for Replacement or re-welding of pipe lines including cutting of existing old corroded pipe lines as per scope of work and direction of GSECL EIC (a) Size 10 NB to 40 NB in unit 3

Replacement or re-welding of pipe lines including cutting of existing old corroded pipe lines as per scope of work and direction of GSECL EIC (a) Size above 40 NB to 80 NB in unit 3

Charges for Replacement or re-welding of pipe lines including cutting of existing old corroded pipe lines as per scope of work and direction of GSECL EIC (a) Size above 80 NB to 100 NB in unit 3

Charges for Replacement or re-welding of pipe lines including cutting of existing old corroded pipe lines as per scope of work and direction of GSECL EIC (a) Size above 100 NB to 150 NB in unit 3

Charges for welding for old, worn out portion of wind box ducting, pent house, goose neck, Header boxes, skin casing, dog house, cat house etc as per Scope of Work of in unit 3

Charges for fin welding of water wall and SCW as per Scope of Work in unit 3

Charges for modification / fabrication and erection of platforms, supporting structure and miscellaneous structure as per scope of work in unit 3

Charges for MT of Refractory lining to be cast in Dog house, Goose neck portion, Pent house of Boiler as per scope of work and directed by EIC in unit 3

Checking & re-alignment of pressure part coils namely platen SH, Final SH assembly, LTSH, Economiser etc (Excluding HP joints) including four stage scaffolding as per Scope of Work in unit 3

Charges for Fabrication of critical Bends of goose neck portion and rear arch tube as per sample and as per Scope of Work in unit 3

Charges for Preparation/Fabrication of various size critical bends from different tube material at site as per Scope of Work in unit 3

Charges for fabrication of critical Bends of screen tube near pent house, SCW and Water wall bend of soot blower and of Z panel as per Scope of Work.

Charges for Inspection and repairing of SH headers as per Scope of Work in unit 3

Charges for Cutting and re-welding of hand hole for Internal cleaning, inspection of Ring header as per Scope of Work in unit 3

Charges for Servicing / Repairing / Replacement of Critical piping hangers as per Scope of Work in unit 3.

Charges for checking and re-positioning of down corner vertex plate as per Scope of Work in unit 3

Charges for Complete replacement of valves below 20.0 mm thick of pipe up to 65 NB as per Scope of Work in unit 3.

Charges for complete replacement of valves below 20.0 mm thick of pipe above 65 NB to 100NB as per Scope of Work in unit 3 .

Charges for complete replacement of valves below 20.0 mm thick of pipe above 100 NB to 200 NB as per Scope of Work in unit 3

Charges for erection/dismantling/replacement of flanged valves Up to 50 NB as per Scope of Work in unit 3

Charges for erection/dismantling/replacement of flanged valves From 65 NB to 100 NB as per Scope of Work in unit 3.

Charges for erection/dismantling/replacement of flanged valves above 100 NB to 200 NB as per Scope of Work in unit 3 .

Charges for fixing of soot Blower Lance Sleeve, OFA -I & II and curtail nozzle sleeves as per Scope of Work in unit 3

Fixing of readymade sleeve/Cassette baffles or Repair / Rectification of sleeve/Cassette baffles LTSH/Economizer coils, Rear arch sleeve, and water wall sleeves etc. at elevation position as per Scope of Work in unit 3

Overhauling of de-super heater of SH including welding of hand hole and radiography plug DP testing with radiography as per Scope of Work in unit 3.

Removing of turbo separators. Repairing & cleaning, including opening & closing of two nos. of man holes of boiler drum with broken hooks replacement refitting of separator & closing of drum man hole as per Scope of Work in unit 3

Charges for replacement/repairing of tubes of Economiser,LTSH, Platen super heater, final super heaters, phosphate dozing line, CBD line & other pipe & lines on the basis of HP loints of tube dia below 50mm as per sow of schedule-A.

Charges for replacement repairing of tubes of Water wall, Steam cooled wall, Extended water wall, roof tube & other pipe & lines on the basis of HP joints of tube dia 51mm to 63.5mm as per scope of work of Schedule-A.

Charges for repairing of damaged boiler tubes of Rear arch tubes / goose neck tubes/Water wall screen tubes / Riser tubes / Eco. Links to Boiler Drum and 100NB valve pipe on basis of HP joints as per Scope of Work in unit 3

Charges for cleaning of pent house ash ash by vacuum system, Dog house, Cat House & Boiler/pent house roof including arrangement of labors, pawdi, bamboo, gum shoes and empty bags, filling the bags inside penthouse

Charges for erection and Dismantling of cups locks scaffolding In Boiler 1st pass up to roof level covering platent & final SH as per Scope of Work in unit 3.

Charges for third party certification/inspection of erected cup lock scaffolding

Job work of puling & Straitening of bent steam cool water wall as per scope of work and as per directed by engineer in charge.

Charges for Cleaning of Boiler furnace by High pressure water jetting pump as per Scope of Work in unit 3.

Charges for Outside Cleaning of Boiler from top to ground level, deck slab, buck stays & soot blowers, as per Scope of Work in unit 3.

L/S rate for cleaning/scraping of clinker from boiler transition zone & coils includes Platen SH, and Final SH etc. with necessary scaffolding as per scope of work in boiler unit 3.

Charges for cleaning of boiler 2nd pass which includes the cleaning of economizer tubes, LTSH tubes by water washing etc, Flue Gas duct up to A.P.H. as per scope of work.

Charges for Checking and repairing of roof stiffeners and structure as per Scope of Work in unit 3.

Charges for Checking and repairing of buck stay joints as per Scope of Work in unit 3.

Mobilization Charges as per scope of work.

Demobilization charges as per scope of work.

Charges for O/H/Servicing / replacement of all peep holes and man holes of boiler as per Scope of Work in unit 3.

Charges for transportation of dry, wet ash debris to ash disposal area as per scope of work in unit 3.

Work of arrangement of full length scaffolding / approach platform for surface preparation of boiler Unit 3 & 4 at various locations as shown by EIC and as per scope of work.

Charge for removing and reinstallation insulation with cover plate and disposing it as per instruction of EIC and as per scope of work in unit 3.

Charges for providing firebricks masonry work as per scope of work in Unit - 3.

Work of removing, replacement, ser vicing and refitting of coal compartment assembly from inside and outside as per instruction of EIC & SOW for Boiler Unit 3

Charges for fixing of readymade wear bar on water wall S panel of unit 3 as per instruction of EIC and scope of work

Roof seal plate cutting, bending & welding work in unit 3