TNEB Limited Tender Results

Supply of HT TI Fitting

MTPS I BM Unit III Boiler Pressure parts AOH 2025 Tube thickness survey Water wall buffing providing platform renewal of shroudings and allied works

MTPS I CA CWS II Unit III Overhauling of Flow Control Valve complete assembly and renewal of its worn out components and patch welding in Cooling Tower III during Unit III AOH 2025 2026

MTPS I CA CWS II Unit III Overhauling of 1600 mm BFV in CWP discharge line including Actuator Gearbox Overhauling checking and renewal of Nitrile rubber seal etc

MTPS I CA CWS II Unit III Overhauling and painting of Sludge Disposal Pump and Cold and Hot water Tunnel vent valves Air Vent valves Gate valves etc

MTPS I CA CWS I Complete dismantling inspection Overhaul and renewal of pump components in 2 Nos Cooling Water Pump of capacity 16000 M3 per Hr Single Stage 64 inch VMF Model 1175 KW motor in stage I

MTPS I CA CWS II Unit III and IV Overhauling of existing 3 Nos ID fan gearboxes including static balancing of fan blades painting of gear box fan blades hub and arm sleeves etc in Cooling Tower Stage II

MTPS I CA CWS II Unit III and IV Reconditioning of released FRP fan blades 2 Sets for Cooling Tower ID fans of stage II

MTPS I TM Unit IV Inspection and complete overhauling of Boiler Feed Booster pump 4A 4B during AOH of 2025 26

SUPPLY OF LT GI PIN

MTPS I CA CWS II Unit IV Fabrication and Erection of Cooling Tower ID fan 5 gear box base frame channel base plate and its auxiliaries in CT IV

MTPS I TM Unit IV Air Compressor System Cleaning painting renewal of Manhole door gaskets and Overhauling of Safety valves of Receiver Tanks of 1 2 of Instrument Air System overhauling of Refrigerant Dryer overhauling of 150mm NRV valves

MTPS I BM Boiler Pressure parts Reconditioning of defective Main Steam Stop Valve MSSV 350 NB Left Right at Boiler end with build up ends in Unit IV

MTPS I TM Unit IV Overhauling of TLOCBPs H2CBPs Hydrazine Dozing Pumps Phosphate Dozing Pumps and Heater drip Pumps during AOH of 2025 26

MTPS I TM Carrying out Bullet cleaning by specially designed Phosphor Bronze bullet shot of LHS RHS of condenser tubes in Unit IV condenser during AOH of 2025 26

Supply and Erection of Railway spares

MTPS I BM AOH 2025 Unit IV Boiler pressure parts Cutting and removing of heavily worn out CRH and HRH tubes roof plate and fabrication and erection of new HR Sheet and allied works in the penthouse area at 52 mtr level

MTPS I CA CWS II Unit IV Erection of sunshield roof truss with powder coated roofing sheet over Western side of Cooling Tower IV during AOH 2025 26

Supply of 22KV AB Switch and HG Fuse Set With Clamps for 22KV Single Pole Structure (Excluding structure material)

MTPS I TM UNIT IV Renewal of piston seal piston rod packing in HP LP Bypass Valves and its Spray valves Actuators including servicing of Oil filters and Complete overhauling of HP Bypass Main Valves Model No ARS 72 RHS during AOH of 2025 26

MTPS I BM Unit IV Boiler Pressure parts AOH 2025 Removal and refixing of Skin casing sheet and insulation for attending boiler 1st pass water wall tubes and 2nd pass steam cooled wall tube rectification works etc

MTPS I TM Unit IV Removal and Re insulation of HP IP control Valve area Spindle leak off lines Gland steam pipes of LP front rear in Main Turbine during Annual Maintenance work 2025 26

MTPS 1 BM Unit IV Annual maintenance 2025 26 Hot primary air ducts and hot Secondary air ducts of A and B sides Cleaning the accumulated ash arresting the air leakage by rectification of the damper and allied works

Erection of 110 KV DC Line on DC tower (2.690kM)by making LILO in the existing 110 KV Theni Periyar I Feeder for the Proposed K.K.Patty 110 kV SS with supply of all materials(Reach 3)

MTPS I BM Unit I to IV Boiler Pressure Parts Safety Valve floating during AOH 2025

Erection of 110 KV DC Line on DC tower (2.490kM)by making LILO in the existing 110 KV Theni Periyar I Feeder for the Proposed K.K.Patty 110 kV SS with supply of all materials(Reach 2).

Procurement of M.S Plain plate 6 mm thickness 60 Tons

MTPS I BM UNIT I Boiler pressure parts AOH 2025 Rectification of buck stay beam and supports renewal of wornout buck stay pin Fabrication of buck stay cover plate etc in Ist and II nd pass area and allied works

MTPS I TM UNIT IV Complete Overhauling of HP Bypass LP Bypass Spray Valves Oil Supply Unit during AOH 2025 2026

MTPS I BM Boiler Lift III Preventive Breakdown maintenance of Freight cum Passenger Lift Boiler Lift III of MTPS I for the period of one year from the date of commencement of work

MTPS I TM Reconditioning of 1 No defective cartridge of Boiler Feed Pump Model FK6D 30 Cartridge No P 86084 released from BFP 4A

Erection of 110 KV DC Line on DC tower (1.325kM)by making LILO in the existing 110 KV Theni Periyar I Feeder for the Proposed K.K.Patty 110 kV SS with supply of all materials(Reach 1).

MTPS I BM Unit I Boiler Pressure parts AOH 2025 Tube thickness survey Water wall buffing providing platform renewal of shroudings and allied works

MTPS I BM Unit I Boiler Pressure parts AOH 2025 Removal and refixing of Skin casing sheet and insulation for attending boiler 1st pass water wall tubes and 2nd pass steam cooled wall tube rectification works etc

MTPS I BM Inspection Overhauling and Top Up of resin in Ion Exchangers of DM Plant Stage I

Repairs and Rectification Works to the Drain along South side of 263 S Road from JT 3 end to Labour Shed at TTPS Reach 6

MTPS I BM Unit I Boiler Pressure parts AOH 2025 Maintenance of boiler drum and all safety valves and allied works

LT SHACKLE INSULATOR

As per NIT

MTPSI ES EMI Leading the 250MVA BHEL make spare generator Transformer Sl.No 6004685 from repair Bay-I to Transformer yard-III- Filling of new transformer oil up to core level as per OEM recommendation and leading and positioning back 16 MVA, HHE make

Replacement of damaged GI Chain Link Fencing from Rear side of Switchyard 2 along 275 N road and along West side of 457.5 E road upto Power House Entrance in Unit 4 and 5 area

MTPS I BM Unit I AOH 2025 26 Strengthening of the eroded portions of ESP hopper FG duct from ESP outlet to chimney and other related works in both A and B sides

OT003

As per NIT

MTPS-I ES CI Unit Turbine Area Replacement of gaskets for displacement type level transmitters and level switches. Removal and refixing of transmitters gauges and switches after calibration. Cleaning of all impulse lines and catch pots replacement o

Supply of LT Shackle Hardware

Protective Maintenance Works to the TG Column between EL 0.00m to EL 15.50m of Unit 5

004/25-26

As per NIT

Rectification Works to the damaged Ash Slurry Trench Inner Walls below GL leading Bottom Ash to Mill Plant Operator Room South from CH 0m to CH 90m in Unit 4