OVERHAULING OF U#3 Ash Handling Plant BKTPS IN 2026-2027

OH OF U#3 BA HOPPER AREA

Replacement/Repairing of Clinker Grinder ( With chute sump and checking/replacement of nozzle, nozzle tip<(>,<)> nozzle holder etc. )

OH of Feed Gate along with Feed Gate ( accessories and including feed gate enclosure box. )

Replacement/Servicing of Jet Pump along ( combine tube, nozzle tip, nozzle holder etc )

Replacement of BA Hopper looking glass/ ( Looking glass assembly. )

Repairing/Checking of BA Hopper manhole ( door. )

Replacement/Servicing of Knife Gate V/V ( 200NB/250NB) at economizer surge hopper & at discharge of Clinker Grinder. )

Replacement/Servicing of 300NB ( 250NB Gate/Globe/Butterfly Valve. )

Replacement/Servicing of 100NB/150NB/ ( 200NB Butterfly/Plug Valve/Gate/Globe Valve. )

Replacement/Servicing of 15NB/25NB/50NB/ ( 65NB/80NB/Gate/Globe/Butterfly Valve/Ball Valve. )

Trough Seal, Economiser Hopper, Eco ( Surge hopper and BA Hopper checking & cleaning. )

OH OF U#3 ESP AREA

Removal, physical inspection, refitting ( And replacement (if required) of ESP Fluidising Tiles. )

Checking, removal, refitting, repairing/ ( Replacement of diffuser feeder assembly (below ESP Hopper<(>,<)> 1st & 2nd field) including checking/replacement of diffuser fluidizing tiles for wet cleaning. )

Checking, removal, refitting, repairing/ ( Replacement of Ash Intake Valve of ESP & APH Hopper for wet cleaning. )

Checking, Repairing/Replacement of Air ( Intake V/V of ESP vacuum header. )

Checking, Repairing/Replacement of ( 10inch/9inch TERSG V/Vs. )

ESP Hopper inside cleaning, checking, ( Repairing (if required) and change of all manhole door packing for wet cleaning. )

Flushing/Cleaning of fluidising air line ( Total ESP & FAE Tower. )

OH OF U#3 FA TOWER AREA

Bag Filter/Cage checking, Cleaning & all ( Bag Filter replacement with pulse jet bar & body checking and repairing )

Replacement/Repairing of Swing ( Disc V/V of Transfer Hopper. )

Replacement/Repairing of Vent ( Valve, equalising valve of Transfer Hopper and NUVA Feeder. )

Physical inspection, ash Cleaning & ( Repairing of ISH & Fluidizing tiles/gasket replacement )

Disposal of ISH ash through tractor

Replacement/Repairing of NUVA ( Feeder diffuser including fluidizing tiles and repairing/replacement of body pad. )

Replacement/Repairing of Collection Tank ( Including checking & replacement of impingement plate and Drop pipe. )

OH of Wetting Head including checking & ( Replacement of nozzle, inlet section, gaskets, tail piece, outlet section etc. )

Replacement/Repairing of Air Washer (Dry ( & Wet) including Checking & replacement of nozzles, gaskets or complete assembly etc. )

PIPELINE & FABRICATION JOB U#3

Rotation/Replacement of 8 inch/9 inch ( including bend/lateral/tool piece & T-joint below ESP Hopper & up to FAE Tower, line alignment checking,repairing/erection of damaged support, gasket replacement etc. )

Replacement of 200NB, 250NB, 300NB MS ( Pipe Line. )

Replacement of 100NB, 150NB MS pipe line

Replacement of 9inch, 10inch DRC Pipe

Replacement of 15NB, 25NB, 40NB, 50NB, ( 65NB, 80NB MS pipe lines. )

Replacement of 9inch/10inch CI/DRC ( Tee/Bend etc. )

Fabrication & Erection of 150NB, 200NB, ( 250NB MS bend. )

Fabrication & Erection of 40NB, 50NB, ( 65NB, 80NB, 100NB MS bend )

HIRING OF HYDRA (CAPACITY 14/20 T) U#3

HIRING OF HYDRA (CAPACITY 14/20 T) ( i) Scope includes Operator & Fuel, lubricant etc. and Break down maintenance, if any. ii) The above service of Hydra to be provided throughout the OH period. )

GST Extra as applicable

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