Unit 2 Boiler Overhauling For Pressure Parts And Safety Valves And Soot Blowers For Boiler Efficiency Improvement And Steaming License Renewal In July 2022 At Sgtpp- 1 Overhauling Of Boiler Drum 2 Scaffolding Of Fsh, Plsh, Mrh, Frh 3 Cleaning Of Furn, Murshidabad-West Bengal

Unit 2 Boiler Overhauling For Pressure Parts And Safety Valves And Soot Blowers For Boiler Efficiency Improvement And Steaming License Renewal In July 2022 At Sgtpp- 1 Overhauling Of Boiler Drum 2 Scaffolding Of Fsh, Plsh, Mrh, Frh 3 Cleaning Of Furnace Zone, Div. Panel, Steam Tube, Plsh, Mrh, Frh By Hp Water Jet. 4 Insertion Of Tube Fsh, Plsh, Rh, Ltsh ( Except Ltsh Bottom Bank ) , Joint. 5 Removal And Fitting Of Guard Tube, Guard Plate. 6 Removal And Fitting Of Cassette Baffleof Dimension 2200X500x58. 7 Scaffolding Of Economiser Zone Andcleaning Of Economiser Zone And Ltsh By Lp Water. 8 Inspection And Run Welding Of Economiserhopper , All Bracing Pipe Inspection , Changing As Perrequirement, Guard Angle Fitting Upto Aph Inlet Damper..Runwelding Of Other Area Like Boilerdrum Floor Vent Flush Boxand Drain Related Pipe Etc. ( Running Meter ) . 9 Insertion Of Water Wall Tube , Economiser Tube, Ltsh Bottom Bank ( Joint ) . 10 Supply And Errection Of Scaffoldingmaterials For Furnace And Other Areas ( Lot ) . 11 Sealing At Top Of Bottom Ash Hopper Bywooden Planks, Gi Sheet And Gunny Bags ( Lot ) . 12 Deposition Of Weld Metal On Tubes / Stubs / Header Etc. 13 Ltsh Coil Pulling , Inspection Andproper Alignment Of Coil And Pannel With Clit And Support Welding. 14 Economiser Coil Lifting, Inspectionrepairing And Fitting With Proper Alignment ( Per Coil / Panel ) . 15 Div.Panel, Platen, Final Sh, Middle Rh, Final Rh Coil Pulling , Inspection And Proper Alignment Of Coiland Panel With Clit And Support Welding ( Per Coil / Panel ) . 16 Replacement Of Hp Valve Of Size 1# By Straight Tube Or New Valve. 17 Replacement Of Hp Valve Of Size 2# By New Valve. 18 Fitting Of Manual Valve Of Size 4# Atebd Line With Approach Platform ( Without Sr & Radiography ) . 19 Fitting Of Manual Valve Of Size 4# Atstart Up ( Without Sr & Radiography ) Vent With Approach Platform. 20 Fabrication Of Different Sizes Of Bends, U-Loops Etc. 21 Replacement Of Boiler Metal Temp.Probe. 22 Welding Of Membrane Strips / Skincasing For Boiler. 23 D-Metering Of Boiler Tubes In All Thehigh Pressure Zones Of The Boiler Viz. Ltsh, Economiser, Platen Sh, Medium R / H, Final R / H, Final S / H, Screen Andcage Wall, Furnace Wall, Roof Tubes Etc. 24 Radiography Of Pressure Parts Weldingjoints. 25 Stress Relieving Of Welding Joints 26 Trivy Test And Assistance To Trivy Testfor Drum, Sh, Crh&Hrh. 27 Removal And Repairing Of Refractoryworks At Boiler Pr. Parts Area. 28 Arrangement Of 1 No. Crane / Hydra ( 8Ton ) With Fuel And Operator. 29 Servicing Of Manholes And Peepholesof Boilers. 30 Seal Plate And Deeper Plate Of Troughseal Removing, Repairing And Replacement. 31 Inspection And Correction Of Buckstayand Steelwork. 32 Pressure Parts Area Miscellaneous Job 33 Stub Joint Dye Penetrant Testing ( Limited To 10% Of Total Stub Joint ) . 34 Magnetic Particle Test ( Mpt ) 35 Economiser Coil Taking Outside Atdesignated Repairing Site & Refitting & Inspection ( Including Coilreplacement ) ( Per Coil / Panel ) . 36 Safety Valve Overhauling Of Dn 80 Drumsafety Valve ( Model-1749Wb ) . 37 Safety Valve Overhauling Of Dn 65Superheat Safety Valve ( Model-1730Wd ) . 38 Safety Valve Overhauling Of Dn 100 Hrhsafety Valve ( Model-1765Wd ) . 39 Safety Valve Overhauling Of Dn 150 Crhsafety Valve ( Model-1705Rwb ) . 40 Safety Valve Overhauling Of Dn 250 Auxhdr Safety Valve. 41 Safety Valve Seat Cutting 42 Boiler External Cleaning By Air & Firewater. 43 Hanger Support Oh Work 44 Engagement Of Best Expert Forhanger Support Oh Work. 45 Engagement Of Ex-Bhel Exprt For Boilerpressure Part And Safety Valve. 46 Assistance Of Reheater Hydro Test 47 Boiler Inspector Sundry Expenses ( Other Than Fees ) . 48 Installation Of Size 150Nb Isolatingvalve Including Line Modification. 49 Assistance For Rla Works. 50 Hiring Of Reciprocating Pump Fordepartmental & Inspector Hydro Test At 250Kg / Cm2.

Refer document

INR 247856.0 /-

INR 1.23 Crore /-

Unit -2 BoilerOverhaulingfor pressure parts, Safety Valves ,Soot Blowers for Boiler efficiency improvement, Steaming license renewal in July "2022.

Sl. No.	Item Description
1	Overhauling of boiler drum
2	Scaffolding of FSH,PLSH,MRH,FRH
3	Cleaning of furnace Zone, Div. panel, steam tube, PLSH,MRH,FRH by HP water Jet.
4	Insertion of tube FSH,PLSH,RH,LTSH (Except LTSH bottom bank),Joint.
5	Removal and fitting of guard tube, guard plate.
6	Removal and fitting of Cassette Baffle of dimension 2200X500X58.
7	Scaffolding of Economiser Zone and cleaning of Economiser Zone and LTSH by LP water.
8	Inspection and run welding of economiser Hopper , 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).
9	Insertion of water wall tube ,economiser tube,LTSH bottom bank (Joint).
10	Supply and errection of scaffolding materials for furnace and other areas(LOT).
11	Sealing at top of bottom ash hopper by wooden planks, GI sheet and gunny bags(LOT).
12	Deposition of weld metal on tubes /stubs /header etc.
13	LTSH coil pulling , inspection and proper alignment of coil and pannel with clit and support welding.
14	Economiser coil lifting,inspection repairing and fitting with proper alignment(per coil/panel).
15	Div.panel,platen, Final SH,Middle RH, Final RH coil pulling ,inspection and proper alignment of coil and panel with clit and support welding (per coil/panel).
16	Replacement of HP valve of size 1# by straight tube or new valve.
17	Replacement of HP valve of size 2# by new valve.
18	Fitting of manual valve of size 4# at EBD line with approach platform(without SR & Radiography).
19	Fitting of manual valve of size 4# at Start up (without SR & Radiography) vent with approach platform.
20	Fabrication of different sizes of bends, U-loops etc.
21	Replacement of boiler metal temp. probe.
22	Welding of membrane strips/Skin casing for boiler.
23	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.
24	Radiography of pressure parts welding joints.
25	Stress relieving of welding joints
26	Trivy test and Assistance to trivy test for Drum, SH,CRH&HRH.
27	Removal and repairing of refractory works at boiler Pr. parts area.
28	Arrangement of 1 no. crane /hydra(8ton) with fuel and operator.
29	Servicing of manholes and peepholes of boilers.
30	Seal plate and Deeper plate of trough seal Removing, Repairing and Replacement.
31	Inspection and Correction of buckstay and Steelwork.
32	Pressure parts area miscellaneous job
33	Stub joint dye penetrant testing (Limited to 10% of total stub joint).
34	MAGNETIC PARTICLE TEST (MPT)
35	Economiser coil taking outside at designated repairing site & refitting & inspection (including coil replacement)(Per Coil/Panel).
36	Safety valve Overhauling of DN 80 Drum Safety valve (Model-1749WB).
37	Safety valve Overhauling of DN 65 Superheat Safety valve (Model-1730WD).
38	Safety valve Overhauling of DN 100 HRH Safety valve (Model-1765WD).
39	Safety valve Overhauling of DN 150 CRH Safety valve (Model-1705RWB).
40	Safety valve Overhauling of DN 250 Aux hdr Safety valve.
41	Safety valve seat cutting
42	Boiler External cleaning by air & fire water.
43	HANGER SUPPORT OH WORK
44	ENGAGEMENT OF BEST EXPERT FOR HANGER SUPPORT OH WORK.
45	ENGAGEMENT OF EX-BHEL EXPRT FOR BOILER PRESSURE PART AND SAFETY VALVE.
46	Assistance of reheater hydro test
47	BOILER INSPECTOR SUNDRY EXPENSES (OTHER THAN FEES).
48	Installation of size 150NB isolating valve including line modification.
49	Assistance for RLA works.
50	Hiring of reciprocating pump for departmental & Inspector hydro test at 250kg/cm2.