Boiler Overhauling of pressure parts, Safety Valves Soot blowers for Boiler efficiency improvement steaming License renewal of Unit No 1 in August Sepember 2025

O/H of boiler drum

Scaffolding of FSH,PLSH,MRH,FRH

Cleaning of furnace Zone, Div. panel, steam tube, PLSH,MRH,FRH by HP water Jet

Insertion of tube FSH,PLSH,RH,LTSH (Except LTSH bottom bank),Joint

Removal and fitting of guard tube,guard plate.

Removal and fitting of Cassette Baffle of dimension 2200X500X58

Scaffolding of Economiser Zone and cleaning of Economiser Zone and LTSH by LP water

Inspection and run welding of economiser Hoper , All bracing pipe inspection , changing as per requirement, guard angle fitting upto APH inlet damper..Run welding of other area like Boilerdrum floor vent flush box and drain related pipe etc.(Running Meter)

Insertion of water wall tube , economiser tube,LTSH bottom bank (Joint)

Supply and erection of scaffolding materials for furnace and other areas(LOT)

Sealing at top of bottom ash hopper by wooden planks, GI sheet and gunny bags(LOT)

Deposition of weld metal on tubes /stubs /header etc.

LTSH coil pulling , inspection and proper alignment of coil and pannel with clit and support welding

Economiser coil lifting,inspection repairing and fitting with proper alignment

Div.panel,platen, Final SH,Middle RH, Final RH coil pulling ,inspection and proper alignment of coil and pannel with clit and support welding

Replacement of HP valve of size 1# by new valve

Replacement of HP valve of size 2# by new valve

Fitting of manual valve of size 4# at EBD line/ drain line with approach platform(without SR & Radiography)

Fitting of manual valve of size 4# at Start up (without SR & Radiography) vent with approach platform

Fabrication of different sizes of bends, U-loops etc

Replacement of boiler metal temp. probe.

Welding of membrane strips/Skin casing for boiler

D-metering of boiler tubes in all the high pressure zones of the boiler viz. LTSH, Economiser, platen SH, Medium R/H, Final R/H, Final S/H, Screen and cage wall, furnace wall, roof tubes etc.

Radiography of pressure parts welding joints

Stress relieving of welding joints

Trivy test and Assistance to trivy test for Drum, SH,CRH&HRH safety valve

Removal and repairing of refractory work at boiler Pr. parts area

Arrangement of 1 no. crane /hydra (8ton) with fuel and operator

Servicing of manholes and peepholes of boiler

Seal plate and Deeper plate of trough seal Removing, Repairing and Replacement

Inspection and Correction of buckstay and Steelwork.

Pressure parts area miscellaneous job

Stub joint dye penetrant testing (Limited to 10% of total stub joint)

Wall soot blower (56 nos) servicing

HANGER SUPPORT OH WORK

ENGAGEMENT OF EXPERT FOR HANGER SUPPORT OH WORK

ENGAGEMENT OF EXPERT FOR BOILER PRESSURE PARTS

Assistance of reheater hydro test

BOILER INSPECTOR SUNDRY EXPENSES (OTHER THAN FEES)

nstallation of size 150NB isolating valve including line modification

Hiring of reciprocating pump for departmental & Inspector hydro test at 250kg/cm2

Replacement of wall reheater tube from inlet header upto 06 mtr height inside boiler

Safety valve Overhauling of DN 80 Drum Safety valve (Model-1749WB)

Safety valve Overhauling of DN 65 Superheat Safety valve (Model-1730WD)

Safety valve Overhauling of DN 100 HRH Safety valve (Model-1765WD)

Safety valve Overhauling of DN 150 CRH Safety valve (Model-1705RWB)

Safety valve Overhauling of DN 250 Aux hdr Safety valve

Safety valve seat cutting

MAGNETIC PARTICLE TEST (MPT)