Power Boards / Undertakings / PSU Closing in 12 days TDR #58429387

Tender For Mtps-Ii - Mi Circle - O&Ahs Compressor House - Overhauling Of Instrument Air Compressor (Iac-2) & Its Coolers, Replacing/Reconditioning Of Coolers Inlet/Outlet Pipes, With Connected Components For Iac-2 And Overhauling Of Fluidizing Blower

Issued by Boards / Undertakings / PSU · Salem, Tamil Nadu
Tender Value
Ref. Documents
Estimated cost
Bid Submission
20 Nov 2026
12 days left
EMD
4800
Bank guarantee accepted
Document Fee
Ref. Documents
Non-refundable
Tender Type
Online

Tender Overview

Competition Type
NCB
Bidding Type
Tender
Location / State
Salem → Tamil Nadu
EMD Exemption
Available
Quantity
Not Available

Project Description

Tender for Mtps-Ii - Mi Circle - O&Ahs Compressor House - Overhauling Of Instrument Air Compressor (Iac-2) & Its Coolers, Replacing/Reconditioning Of Coolers Inlet/Outlet Pipes, With Connected Components For Iac-2 And Overhauling Of Fluidizing Blowers During Coh-2026.

BOQ

Name of Work:- MTPS-II - MI Circle - O&AHS Compressor House - Overhauling of Instrument Air Compressor (IAC-2) & its coolers, Replacing/Reconditioning of Coolers Inlet/Outlet pipes, with connected components for IAC-2 and overhauling of Fluidizing blowers during COH-2026.
Sl. No. Item Description
1Dismantling of Inter and After coolers, Air inlet and outlet headers and pipes, HP and LP piston assemblies & cylinders, Suction & Delivery valves, Cooling Water and Air pipes and removal of V-Belts.
2Dismantling of crank case top cover, Inspection & renewal of main Bearing and Connecting rod Bearing and replacement of crank shaft and fly wheel if required.
3Cleaning of Cooling Water jackets of HP/LP cylinders and cooler shells.
4Overhauling of Inter coolers, after cooler and Oil cooler including hydraulic testing of Tube nests.
5Assembling of HP & LP cylinders, Air outlet headers, coolers, Fixing V-Belts and alignment of flywheel with motor pulley.
6Renewal of worn-out Bearing ring and Piston rod in HP / LP piston Assembly, if Necessary.
7Cleaning of pistons & piston assemblies, reassembling HP & LP piston assemblies with renewed gland packings, Oil scrapper rings & retaining rings, cleaning primary & secondary oil filters and overhauling of oil pumps etc.,
8Removal of HP and LP suction and Delivery valve cover plates Stud by Thread Cleaning and Tapping of all the studs of main body & Cleaning and Tapping of thread in HP,LP cylinder Assembly and cooler assembly.
9Dismantling, overhauling and assembling of suction and delivery valves -17 Nos.
10Charges for recording the critical dimensions, replacement of the damaged parts if required in the crank case and crosshead assemblies & then assembling the other parts like bearings, crank shaft, connecting rod, water, oil pump & its assemblies and flywheel etc., and setting the critical diamensions to the required level as per the site conditions.
11Cleaning and painting of compressors by 2 coats of enamel paint on compressor and two coats of oil resistant paint on pedestal (Including charges for consumables like Enamel / oil resistant paint, kerosene, Gada cloth etc.,)
12Cleaning of Air Suction filter, renewal of lub oil, replacement of Cooling water flexible hoses and damaged pipe lines, insulation of HP Air outlet header etc., and assisting for commissioning of compressor.
13Removing of 'V' Belt, Blower pulley and dismantling of Blower Suction and Delivery connection, safety valve NRV etc.
14Dismantling and removing of DE and NDE side gear assembling both side bearing cup, bearing check nut, lock washer, Bearings, removing of oil seal and Side cover by lifting to work place
15Dismandling and removing the 2 Nos impeller from side cover, cleaning of internal parts etc., and reassembling of 2nos impeller, side cover.
16Reassembling of New oil seal,bearing cup, fixing of bearing 4 nos, gear assembling suction, delivery connection, air filter, safety valve and alignment checking etc.
17Re- assembling of belt pulley by lifting and fixing , and alignment checking andsuccessful testing and commissioning
18Charges for dismantling the 40-80mm gate valves, cleaning parts and checking the internal parts and replacing if necessary, lapping of gate valves and gate ways, providing new gland ropes, re-assembling the valve for trouble free operation with leak test, including hire chargesT&Ps, all consumables and all labour charges etc.,
19Chargesfor dismantling of TAC outlet air line cooler pipe connections, Overhauling of coolers including hydraulic testing of tube nests and reassembling of pipi all connections fittings with leak test, including hir charges T&Ps, all consumables and all labour charges etc.,
20Charges for Supply of V-Belts of Fluidizing Blowers in Compressor House ( C 2012 LP/C77 )
21Charges for Supply of V-Belts of Vacuum pumps in Compressor House SPC 4000 PB
22Charges for Supply of V-Belts of Instrument Air Compressor (IAC'S) Please Enable Macros to View BoQ information

AI Tender Summary

OUR REF NO 58429387
AUTHORITY Boards / Undertakings / PSU
TENDER VALUE Ref. Documents
LAST DATE 20-11-2026
Authority
Authority Name Tamil Nadu Generation And Distribution Corporation Limited
Work Description Tender for Mtps-Ii - Mi Circle - O&Ahs Compressor House - Overhauling Of Instrument Air Compressor (Iac-2) & Its Coolers, Replacing/Reconditioning Of Coolers Inlet/Outlet Pipes, With Connected Components For Iac-2 And Overhauling Of Fluidizing Blowers During Coh-2026.
Basic Detail
Tender No OT 39 IAC 2
Bidding Type Tender
Location
City Salem
State Tamil Nadu
Key Dates
Publish Date 06 Nov 2026
Submission Date 20 Nov 2026
Open Date 21 Nov 2026
Finance
Tender Value Ref. Documents
Tender Fee Ref. Documents
EMD 4800
Exemption Available
Document List
05c60f18-eeb2-433c-8bea-d9befe1ce243.html
BOQ_868404.xls
Tendernotice_1.pdf

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Tender Timeline

Nov 06, 2026
11:30 IST

Tender Published

Tender notice published.

Completed
Nov 20, 2026
17:00 IST

Bid Submission Deadline

Online submission via eProcurement portal.

Upcoming · 12 days
Nov 21, 2026

Bid Opening Date

Technical bids will be opened and evaluated.

Upcoming · 13 days

Tender Documents

Download All (ZIP) ↓
html

05c60f18-eeb2-433c-8bea-d9befe1ce243.html

xls

BOQ_868404.xls

pdf

Tendernotice_1.pdf

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