Tender For Ttps - Operation Circle - Cad- Cwph - I - Unit Iii - Annual Overhauling Of Internal And External Assembly And Reconditioning Of C.W.P Internal Spares 3B, 3C & 3D Of Unit - Iii
Tender Value
Ref. Documents
Estimated cost
Bid Submission
16 Oct 2026
13 days left
EMD
7800
Bank guarantee accepted
Document Fee
Ref. Documents
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
Tuticorin → Tamil Nadu
EMD Exemption
Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Tender for Ttps - Operation Circle - Cad- Cwph - I - Unit Iii - Annual Overhauling Of Internal And External Assembly And Reconditioning Of C.W.P Internal Spares 3B, 3C & 3D Of Unit - Iii
BOQ
| Sl. No. | Item Description |
| 1 | Charges for overhauling of 3 Nos. internal assembly of cooling water pump 3B, 3C & 3D. Dismantling the seal water connection top bearing cooling water suction and return line etc. decoupling the pump from motor, dismantling the internal assembly constituent parts, cleaning and through inspection of parts, renewal of worn out parts, reassembling all the pipe lines, trial running and commissioning of the pump. |
| 2 | Charges for overhauling of 3 Nos. external assembly 3B, 3C & 3D. Dismantling of external assembly parts one by one from the cooling water pump from which the internal assembly had already been removed through cleaning & inspection of the external assembly parts, renewing the worn out parts, and re-erection of the external assembly parts. (Spares required for the work will be supplied by TNPGCL). |
| 3 | Charges for scrapping, cleaning and painting 2 coats of enamel paint or the internal assembly parts of cooling water pumps, including the cost of consumables and paint. |
| 4 | Charges for scrapping the mud, marine growth etc. cleaning the parts with diluted acid and painting 2 coats of enamel block paint on external assembly of C.W.Pump including the cost of paint & consumables. |
| 5 | Charges for reconditioning of thread portion in muff coupling assembly in C.W.P 3B, 3C & 3D. This work involves, transporting the muff coupling assembly work to repair yard fixing the muff coupling of pieces two numbers in working table with special type of fixtures, cleaning the muff coupling bolt seating thread in muff coupling with suitable tap set joining the two halves of muff coupling assembly and checking redial and axial alignment in heavy duty lathe. |
| 6 | Charges for removing the worn out stud bolt 12 Nos from the top shaft enclosing tube flange and removing the burs from the internal threads of shaft enclosing tube by means of tapset and checking the face out, including T&P hire charges and consumables etc., |
| 7 | Charges for loading the rubber bearing holders in the lathe, removal of eccentricity or burrs forms in the inner bore of bearing holder by polishing the bore and checking the trueness of the flange faces and machining the bore if necessary, unloading the bearing holder from the lathe. |
| 8 | Supply of 100 mm Rubber Bearing for Cooling Water Pump 3B, 3C & 3D. |
| 9 | Supply of 110 mm Rubber Bearing for Cooling Water Pump 3B, 3C & 3D. |
| 10 | Supply of 85 mm Rubber Bearing for Cooling Water Pump 3B, 3C & 3D. |
| 11 | Charges towards renewal of Impeller shaft sleeves 2 Nos. by dismantling and removal of Impeller from Impeller shaft assembly by specially made jig on the Impeller. Loading the Impeller shaft along with jig in the hydraulic press. Simultaneously heating up of Impeller hub cooling Impeller shaft using dry ice, applying load by hydraulic press inch by inch, releasing the Impeller shaft continuously and separating the Impeller shaft and Impeller. Cutting and removing the worn out shaft sleeve 2 Nos. and fixing new shaft sleeve 2 Nos. on the Impeller shaft by suitably heating up the sleeves and polishing the Impeller bore and fixing the Impeller shaft, including cost of consumables like gas, dry ice, hire charges for hydraulic press and special jig etc., (Material will be supplied by the board at free of cost). |
| 12 | Material cost on contractor scope : Supply of Top shaft sleeve for Cooling water pump. |
| 13 | Supply of Impeller shaft bottom sleeve for Cooling water pump. |
| 14 | M 20 x 100 mm SS 316 Bolt and nuts |
| 15 | Supply of 12.5 mm PTFE Gland rope |
| 16 | Polychloroprene Rubber Pad Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Oct 01, 2026
11:30 IST
Tender Published
Tender notice published.
CompletedOct 16, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 13 daysOct 17, 2026
Bid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 14 daysTender Documents
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