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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | 1₹4.4 LAccepted-AOC | 1 | Accepted-AOC L1 | |
| 2 | 2₹4.9 L+₹28,161 (6.03%)Rejected-AOC | 2 | Rejected-AOC L2 |
Tender Value
Refer Docs
EMD Value
₹6,000
Closing Date
8 Jun 2021, 2:30 pmClosed
SE / M-II / TTPS
Superintending Engineer, Mechanical-II, Tuticorin Thermal Power Station, Tuticorin
TTPS Mech II BM Unit IV Overhauling of High Pressure and safety valves in boiler and PRDS station of Unit IV during overhaul for the year 2021 2022
2021_EB_201309_1
SE/M.II/TTPS/No.90/2021-2022
Open Tender
Miscellaneous Works
Item Rate
15 days
TTPS
As per BQR conditions in NIT
7 documents required · 7 mandatory
₹0
₹6,000
Yes
23 Nov 2022
24 May 2021
9 Jun 2021
24 May 2021
8 Jun 2021
24 May 2021
Overhauling of 350 NB/300NB / 250 # hand / motor operated valve.
Overhauling of 250NB / 200 NB / 250 # hand / motor operated valve.
Overhauling of 150NB electrical operated valve / pneumatic valve hand operated valve.
Overhauling of 100NB / 80NB size electrical / hand operated/ Non return valves.
Overhauling of 65NB electrical operated, Isolation / control / non return / hand operated valve.
Overhauling of 40 mm to 50 mm size of valves.
Renewal of gland packing rings and easing of valves from 10mm NB to 50 mm NB size.
OVERHAULING OF SAFETY VALVES: Overhauling of boiler safety valves in drum, super heater, re-heater, ERV hand cock valve and PRDS safety valve. Charges for dismantling of safety valve parts viz compression screw, main spring, spindle, upper and lower lock pin, cover plates, valve disc, disc holder, checking the spindle for any bend and removal of bend, if necessary, cleaning, lapping the disc & seat, blue matching and reassembling the valve and renewal of wornout parts etc., complete.
SOOT BLOWER SAFETY VALVE / CBD SAFETY VALVE: Charges for dismantling the safety valve parts viz compression screw, nut, yoke, main spring, valve disc, holder, cleaning, checking the spindle correction if necessary, lapping the disc & seat, blue matching and assembling the valve intact etc complete.
OVERHAULING FEED CONTROL VALVE: Charges for providing temporary platform, dismantling the actuator, dismantling the bonnet by hammering and heating, cleaning the valve parts, lapping the gasket matching valve body, cage and bonnet and blue matching each other assembly the valve by providing new gaskets, gland packing, damaged spares etc including all consumables and T&P’s etc.,
ASSISTANCE FOR SAFETY VALVE FLOATING: This work comprises of setting the valve as per design value for lifting & resetting pressure and assisting during floating of safety valves.
Charges for dismantling & assembling the electrical Actuators to facilitate valve overhauling work.
Charges for overhauling of Thermal drains, WWSB line, APHSB line control valves, RH/ SH spray control valves etc. by dismantling, inspection, lapping of valve seat and disc, renewal of spiral wound gasket and gland packing etc. cleaning, freeing of all fasteners and renewing if necessary, assembling the valve.
THIAGARAJAN ENGINEERING CONTRACTORS
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