Tender For Overhauling Of Primary And Secondary Air Pre Heater Of Unit No. 5 Of 2X500 Mw, ‘B’Tps Anpara., Anpara-Uttar Pradesh

TDR : 45856387

Tender Notice
BOQ

Expired

Anpara , Uttar Pradesh

Tender Brief : Tender For Overhauling Of Primary And Secondary Air Pre Heater Of Unit No. 5 Of 2X500 Mw, ‘B’Tps Anpara.

Document Fees
₹ 1180 /-

EMD
₹ 37000.0 /-

Tender Value
₹ 36.25 Lakhs /-

Submission Date
26-10-2024

Competition Type
Indian

Bidding Type
Tender

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1	Opening of all access doors & providing temporary scaffolding in APH HE & CE for inspection & execution of the work & removal of scaffolding and closing them after completion of work by applying holdite & replacing old asbestos rope with new one of Primary APH.
2	Opening of all access doors & providing temporary scaffolding in APH HE & CE for inspection & execution of the work & removal of scaffolding and closing them after completion of work by applying holdite & replacing old asbestos rope with new one of Secondary APH
3	Servicing/Revisioning of lub oil system of Guide/Support bearing of APH. One job includes one lube oil system of Guide/Support Bearing of Primary/Secondary APH. It consists of
4	Servicing/Revisioning of Rotor Drive Unit of APH. One Job includes one drive unit of Primary/Secondary APH. Work involved as under
5	Revisioning/Replacement & Resetting of HE/CE Radial seals (Inboard, Interm. & Outboard), bypass seals, axial seals, rotor post seals, circumferential seals of Primary APH.
6	Revisioning/Replacement & Resetting of HE/CE Radial seals (Inboard, Interm. & Outboard), bypass seals, axial seals, rotor post seals, circumferential seals of Secondary APH.
7	Repairing/Replacement of seal ring segment, and static seal plate at HE/CE of Primary APH.
8	Repairing/Replacement of seal ring segment, and static seal plate at HE/CE of Secondary APH.
9	Checking of level & levelling of sector plate, main rotor of APH & axial seal plate level of Primary APH.
10	Checking of level & levelling of sector plate, main rotor of APH & axial seal plate level of Secondary APH.
11	Measurement of Critical distance of guide bearing & rectification of Primary APH.
12	Measurement of Critical distance of guide bearing & rectification of Secondary APH.
13	Checking of Support Bearing level of Primary APH.
14	Checking of Support Bearing level of Secondary APH.
15	Levelling of Support Bearing of Primary APH.
16	Levelling of Support Bearing of Secondary APH.
17	Servicing/Revisioning of air motor of Primary APH.
18	Servicing/Revisioning of air motor of Secondary APH.
19	Alignment of rotor drive unit with electric/air motor of Primary APH.
20	Alignment of rotor drive unit with electric/air motor of Secondary APH.
21	Servicing/Repairing of single nozzle cleaning device & checking of its travel of Primary APH.
22	Servicing/Repairing of single nozzle cleaning device & checking of its travel of Secondary APH.
23	Cleaning with the help of water/air jet of APH heating element in situ condition along with expansion joints of Primary APH.
24	Cleaning with the help of water/air jet of APH heating element in situ condition along with expansion joints of Secondary APH.
25	Replacement/Repairing of eroded/damaged bracing pipes of APH
26	Repairing of expansion joints/strengthen of old welding of duct from flue gas/air inlet damper to flue gas/air outlet dampers of APH
27	Revisioning/Repairing of air seal housing of Primary APH Hot end/Cold end.
28	Revisioning/Repairing of air seal housing of Secondary APH Hot end/Cold end.
29	Repairing of Manholes and replacement of asbestos rope of basket removal doors of Primary APH.
30	Repairing of Manholes and replacement of asbestos rope of basket removal doors of Secondary APH.
31	Repairing of eroded casing of Primary APH and Secondary APH.
32	Replacement of Sector Plate of Primary APH - Hot end/Cold end.
33	Replacement of Sector Plate of Secondary APH - Hot end/Cold end.
34	Reversal/Replacement of cold end baskets of Primary APH.
35	Reversal/Replacement of cold end baskets of Secondary APH.
36	Taking out & cleaning of choked baskets with the help of water & air jet of Primary APH.
37	Taking out & cleaning of choked baskets with the help of water & air jet of Secondary APH.
38	Repairing of eroded baskets of Primary APH.
39	Repairing of eroded baskets of Secondary APH.
40	Repairing/Replacement of cold end gratings of APH in situ condition with the help of suitable electrode of Primary APH.
41	Repairing/Replacement of cold end gratings of APH in situ condition with the help of suitable electrode of Secondary APH.
42	Checking of Guide Bearing housing level of Primary APH.
43	Checking of Guide Bearing housing level of Secondary APH.
44	Opening of pinion cover & checking of pinion pin rack root gap & bottom gap of Primary APH.
45	Opening of pinion cover & checking of pinion pin rack root gap & bottom gap of Secondary APH.
46	Checking of firefighting/ water washing pipe & replacement/blanking of eroded nozzles. It also includes the removal of chocking of the pipe & patching over eroded portion at HE/CE of Primary APH.
47	Checking of firefighting/ water washing pipe & replacement/blanking of eroded nozzles. It also includes the removal of chocking of the pipe & patching over eroded portion at HE/CE of Secondary APH.
48	Replacement of lubricants of support bearing, guide bearing, speed reducer, SNCD, air motor lubricator etc of Primary APH.
49	Replacement of lubricants of support bearing, guide bearing, speed reducer, SNCD, air motor lubricator etc of Secondary APH.
50	Checking of aduster rods of sector plate/axial seal plate & repairing of the same if required of Primary APH.
51	Checking of aduster rods of sector plate/axial seal plate & repairing of the same if required of Secondary APH.
52	Replacement of pinion/speed reducer of Primary APH.
53	Replacement of pinion/speed reducer of Secondary APH.
54	Cleaning & removal of foreign material from ash hopper of Primary APH.
55	Cleaning & removal of foreign material from ash hopper of Secondary APH.
56	Replacement of eroded end plates at hot end/cold end of Primary APH.
57	Replacement of eroded end plates at hot end/cold end of Secondary APH.
58	Straightening & Repairing of bent diaphragm of Primary APH.
59	Straightening & Repairing of bent diaphragm of Secondary APH.
60	Straightening/Repairing of eroded \"T\" bar of Primary APH.
61	Straightening/Repairing of eroded \"T\" bar of Secondary APH.
62	Servicing of gate valves and non-return valves of water washing line of primary & secondary air pre-heaters.
63	Replacement of Pin-Rack Assembly of Primary APH.
64	Replacement of Pin-Rack Assembly of Secondary APH.
65	Repairing /Replacement of angle bar/rotor bar of Primary APH.
66	Repairing /Replacement of angle bar/rotor bar of Secondary APH.
67	Replacement of Support Bearing of Primary/ Secondary APH,if necessary.
68	Replacement of Guide Bearing of Primary/ Secondary APH,if necessary.
69	Replacement of Guide Trunnion of Primary/ Secondary APH,if necessary.
70	Replacement/Rectification of worn-out and damaged Axial Seal Plate of Primary/Secondary Air Pre-heater.
71	Fabrication of erection of front pedestal of primary/Secondary air pre-heater.
72	Thorough Cleaning and inspection of expansion joints installed in between the inlet air/gas damper and outlet air/gas damper of Primary/Secondary Air Pre-healer,
73	Repairing of eroded/punctured portion of expansion joint with the help of Fabricated cover suitable for the expansion joint.
74	Fabrication and fixing of HF/CE end spool of Primary and Secondary air Pre-healers.
75	Reclamation/Repairing of Cold end Support grating of cold end basket of Primary Air Pre-heaters in one segment in one part.
76	Reclamation/Repairing of Cold end Support grating of cold end basket of Secondary Air Pre-heaters in one segment in one part .
77	Replacement of eroded and damaged basket of hot end and intermediate of Primary and Secondary Air Pre-beater.

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Tender For Overhauling Of Primary And Secondary Air Pre Heater Of Unit No. 5 Of 2X500 Mw, ‘B’Tps Anpara., Anpara-Uttar Pradesh

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Sl. No.	Item Description
1	Opening of all access doors & providing temporary scaffolding in APH HE & CE for inspection & execution of the work & removal of scaffolding and closing them after completion of work by applying holdite & replacing old asbestos rope with new one of Primary APH.
2	Opening of all access doors & providing temporary scaffolding in APH HE & CE for inspection & execution of the work & removal of scaffolding and closing them after completion of work by applying holdite & replacing old asbestos rope with new one of Secondary APH
3	Servicing/Revisioning of lub oil system of Guide/Support bearing of APH. One job includes one lube oil system of Guide/Support Bearing of Primary/Secondary APH. It consists of
4	Servicing/Revisioning of Rotor Drive Unit of APH. One Job includes one drive unit of Primary/Secondary APH. Work involved as under
5	Revisioning/Replacement & Resetting of HE/CE Radial seals (Inboard, Interm. & Outboard), bypass seals, axial seals, rotor post seals, circumferential seals of Primary APH.
6	Revisioning/Replacement & Resetting of HE/CE Radial seals (Inboard, Interm. & Outboard), bypass seals, axial seals, rotor post seals, circumferential seals of Secondary APH.
7	Repairing/Replacement of seal ring segment, and static seal plate at HE/CE of Primary APH.
8	Repairing/Replacement of seal ring segment, and static seal plate at HE/CE of Secondary APH.
9	Checking of level & levelling of sector plate, main rotor of APH & axial seal plate level of Primary APH.
10	Checking of level & levelling of sector plate, main rotor of APH & axial seal plate level of Secondary APH.
11	Measurement of Critical distance of guide bearing & rectification of Primary APH.
12	Measurement of Critical distance of guide bearing & rectification of Secondary APH.
13	Checking of Support Bearing level of Primary APH.
14	Checking of Support Bearing level of Secondary APH.
15	Levelling of Support Bearing of Primary APH.
16	Levelling of Support Bearing of Secondary APH.
17	Servicing/Revisioning of air motor of Primary APH.
18	Servicing/Revisioning of air motor of Secondary APH.
19	Alignment of rotor drive unit with electric/air motor of Primary APH.
20	Alignment of rotor drive unit with electric/air motor of Secondary APH.
21	Servicing/Repairing of single nozzle cleaning device & checking of its travel of Primary APH.
22	Servicing/Repairing of single nozzle cleaning device & checking of its travel of Secondary APH.
23	Cleaning with the help of water/air jet of APH heating element in situ condition along with expansion joints of Primary APH.
24	Cleaning with the help of water/air jet of APH heating element in situ condition along with expansion joints of Secondary APH.
25	Replacement/Repairing of eroded/damaged bracing pipes of APH
26	Repairing of expansion joints/strengthen of old welding of duct from flue gas/air inlet damper to flue gas/air outlet dampers of APH
27	Revisioning/Repairing of air seal housing of Primary APH Hot end/Cold end.
28	Revisioning/Repairing of air seal housing of Secondary APH Hot end/Cold end.
29	Repairing of Manholes and replacement of asbestos rope of basket removal doors of Primary APH.
30	Repairing of Manholes and replacement of asbestos rope of basket removal doors of Secondary APH.
31	Repairing of eroded casing of Primary APH and Secondary APH.
32	Replacement of Sector Plate of Primary APH - Hot end/Cold end.
33	Replacement of Sector Plate of Secondary APH - Hot end/Cold end.
34	Reversal/Replacement of cold end baskets of Primary APH.
35	Reversal/Replacement of cold end baskets of Secondary APH.
36	Taking out & cleaning of choked baskets with the help of water & air jet of Primary APH.
37	Taking out & cleaning of choked baskets with the help of water & air jet of Secondary APH.
38	Repairing of eroded baskets of Primary APH.
39	Repairing of eroded baskets of Secondary APH.
40	Repairing/Replacement of cold end gratings of APH in situ condition with the help of suitable electrode of Primary APH.
41	Repairing/Replacement of cold end gratings of APH in situ condition with the help of suitable electrode of Secondary APH.
42	Checking of Guide Bearing housing level of Primary APH.
43	Checking of Guide Bearing housing level of Secondary APH.
44	Opening of pinion cover & checking of pinion pin rack root gap & bottom gap of Primary APH.
45	Opening of pinion cover & checking of pinion pin rack root gap & bottom gap of Secondary APH.
46	Checking of firefighting/ water washing pipe & replacement/blanking of eroded nozzles. It also includes the removal of chocking of the pipe & patching over eroded portion at HE/CE of Primary APH.
47	Checking of firefighting/ water washing pipe & replacement/blanking of eroded nozzles. It also includes the removal of chocking of the pipe & patching over eroded portion at HE/CE of Secondary APH.
48	Replacement of lubricants of support bearing, guide bearing, speed reducer, SNCD, air motor lubricator etc of Primary APH.
49	Replacement of lubricants of support bearing, guide bearing, speed reducer, SNCD, air motor lubricator etc of Secondary APH.
50	Checking of aduster rods of sector plate/axial seal plate & repairing of the same if required of Primary APH.
51	Checking of aduster rods of sector plate/axial seal plate & repairing of the same if required of Secondary APH.
52	Replacement of pinion/speed reducer of Primary APH.
53	Replacement of pinion/speed reducer of Secondary APH.
54	Cleaning & removal of foreign material from ash hopper of Primary APH.
55	Cleaning & removal of foreign material from ash hopper of Secondary APH.
56	Replacement of eroded end plates at hot end/cold end of Primary APH.
57	Replacement of eroded end plates at hot end/cold end of Secondary APH.
58	Straightening & Repairing of bent diaphragm of Primary APH.
59	Straightening & Repairing of bent diaphragm of Secondary APH.
60	Straightening/Repairing of eroded \"T\" bar of Primary APH.
61	Straightening/Repairing of eroded \"T\" bar of Secondary APH.
62	Servicing of gate valves and non-return valves of water washing line of primary & secondary air pre-heaters.
63	Replacement of Pin-Rack Assembly of Primary APH.
64	Replacement of Pin-Rack Assembly of Secondary APH.
65	Repairing /Replacement of angle bar/rotor bar of Primary APH.
66	Repairing /Replacement of angle bar/rotor bar of Secondary APH.
67	Replacement of Support Bearing of Primary/ Secondary APH,if necessary.
68	Replacement of Guide Bearing of Primary/ Secondary APH,if necessary.
69	Replacement of Guide Trunnion of Primary/ Secondary APH,if necessary.
70	Replacement/Rectification of worn-out and damaged Axial Seal Plate of Primary/Secondary Air Pre-heater.
71	Fabrication of erection of front pedestal of primary/Secondary air pre-heater.
72	Thorough Cleaning and inspection of expansion joints installed in between the inlet air/gas damper and outlet air/gas damper of Primary/Secondary Air Pre-healer,
73	Repairing of eroded/punctured portion of expansion joint with the help of Fabricated cover suitable for the expansion joint.
74	Fabrication and fixing of HF/CE end spool of Primary and Secondary air Pre-healers.
75	Reclamation/Repairing of Cold end Support grating of cold end basket of Primary Air Pre-heaters in one segment in one part.
76	Reclamation/Repairing of Cold end Support grating of cold end basket of Secondary Air Pre-heaters in one segment in one part .
77	Replacement of eroded and damaged basket of hot end and intermediate of Primary and Secondary Air Pre-beater.

Tender For Overhauling Of Primary And Secondary Air Pre Heater Of Unit No. 5 Of 2X500 Mw, ‘B’Tps Anpara., Anpara-Uttar Pradesh

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