TNEB Limited Tender Results

MTPSI Mill Plant Unit III Coal flow system to boiler Removing the existing dislocated coal pipe lines at both left and right sides of the Boilers up to boiler at 16 meter level and re assembling the same after rectification of the pipes coal bend

Mechanical maintenance and Monitoring works at BBGTPS for 1 year

Entrusting for the Typing works for 2 Nos. CE / TP SO / Madurai for 1 year

Construction of control room building and allied civil works for the proposed 33/11 KV Substation at Vallam(Kongarapattu Village) of Villupuram EDC in Villupuram Region

Conducting preliminary survey E.Kumaralingapuram 110/33-11 KV SS

Conducting soil Investigation design of footing for the Control room proposed E. Kumaralingapuram

Mechanical maintenance works at Valuthur GTPS Phase I for a period of 1 year

MTPS I TM Unit III Replacing the existing defective vent condenser tube nest by spare tube nest in Unit III during 2025 26

MTPS I TM Unit II Renewal of Gasket at water box side tube nest side condensate inlet and outlet flange inspection and cleaning of tube nest and hydraulic testing of LPH 2 3 4 GC 1 Ejector 2A Vent condenser and Renewal of Gasket at Deaerator main

MTPSI TM Unit II Cleaning and painting of inner and Outer portion of Receiver Tanks of 1 2 for Instrument Air and renewal of Manhole door gaskets and Overhauling of Safety valves of Receiver Tanks Overhauling of Silica gel type Air drier accessories

Procurement of 1.5 ton Split Air Conditioner Indoor Unit (3 star) 15 Nos and Outdoor Unit (3 star) 10 Nos

Construction of RCC Pillars and cross beams for fencing wall at Nallandipuram 110 KV SS

MTPS I Mill Plant Unit III Complete dismantling and reassembling of bowl assembly worm gear housing, worm wheel mill bottom insulation cover plates broken main vertical shaft renewal of vertical shaft and its bearings etc in Coal Mill 3F Tilting

MTPS I Mill Plant Unit III Complete dismantling and reassembling of bowl assembly worm gear housing worm wheel mill bottom insulation cover plates broken main vertical shaft renewal of vertical shaft its bearings in Coal Mill 3A Tilting work

MTPSI TM Unit II Overhauling of Beacon Rotork Ind modact actuator with Renewal of oil seals O rings wheel retainer ring replacing the defective worm wheel limit switch drive shaft checking the mechanism and oil filling during Unit II AOH 2025 26

Providing One No. Diesel/Petrol driven Vehicle Van/Jeep on Hire basis for official use of the Assistant Executive Engineer/TLC / Cuddalore for a period of one year from the date of utilization of vehicle

Conducting Soil Investigation design of footing for Control room proposed Gopalapuram 110/11KV SS

MTPS I Mill Plant Unit III Removal of worn out thinned out wall plates of bunkers 3E 3F and erection of new wall plates of 12 16 mm thick MS plates and supporting beams and other related works

MTPS1 TM Unit II Overhauling of OLCTC System Pump LHS RHS Overhauling 1600 mm Butterfly valve and its actuator gear box of cooling water inlet and outlet pipe lines in condenser Inspection Cleaning of Condenser CW box steam side Hot well

Procurement of 1.5 Ton Split air conditioner unit including copper condenser with given accessories - 8Nos.

MTPS I Mill Plant Unit III Removal of worn out thinned out wall plates of bunkers 3A 3B and 3C and erection of new wall plates of 12 16 mm thick MS plates and supporting beams and other related works

MTPS I TM UNIT III Changing the defective BFP 3B discharge NRV as per IBR specification by IBR welding and replacement of the defective BFP Suction valve 3B changing the eroded drip line reducers expanders and changing the defective eroded plug broke

MTPS I TM Unit III Overhauling and gasket renewing of Valves in Feed Water Main Condensate Heater drain drain water and Auxiliary Steam during Unit III AOH 2025 26

As per NIT

MTPS I Mill Plant Centralised AC Plant Attending Breakdown works in AC Compressor No 2 and 3 AC Cooling tower fans Air handling units Air washer system Circulating water pumps pipe lines and valves etc for a period of 365 days

MTPS I TM UNIT IV Replacing the defective valve VDAS 122 eroded Flash tank-I changing the eroded drip line reducers expanders and changing the defective eroded plug broken 1 2 drain line vent line valves pipes bends by IBR Non IBR

MTPS I Mill Plant AC Plant Replacement of existing damaged return air duct outside the Conference Hall AHU room renewal of insulation extending supply air duct in CE office and Providing down comer spool piece towards UPS panels etc

MTPS I TM Unit IV Annual Overhauling and gasket renewing of Valves in Feed Water Main Condensate and Extraction Steam lines in Unit IV during Annual Overhauling 2025 26

MTPS I Mill Plant Reconditioning of worm shaft thrust bearing housing released from Unit IV Coal Mill

Specification No CE/ IT and RAPDRP - 05 /2025-26 for Comprehensive Annual Maintenance Contract of Personal Computers, Laptops, Printers and their Computer Peripherals along with LAN Works in the TNPDCL Head Quarters including presence of 7 Nos.

Supply of Single Pole 16 Amps MCB_ Rail mounted Type _ B_ and Double Pole 63 Amps Isolator _Rail mounted Type_ C

MTPS I TM Unit IV Overhauling and Flange gasket renewing of valves in Heater Drain Pegging Steam to Deaerator Condenser air Auxiliary steam and Drain Water lines and gasket renewing of valves in Unit IV during AOH 2025 26

MTPS I Mill Plant Unit I Complete dismantling of Mill internals reconditioning renewal of worn out parts bearings replacement of worn out worm wheel with worm shaft and renewal of worm gear hub Mill bottom in Mill 1D

MTPS I Mill Plant Unit I Removal of worn out thinned out wall plates of coal bunkers 1A 1B 1C and erection of new wall plates of 12 mm thick MS plates and supporting beams and other related works

MTPS I TM Unit IV Cleaning and Hydraulic Testing of Lub oil Coolers and Working oil coolers Dismantling cleaning and assembling of Suction Strainers of BFPs and CEPs Renewal of BFP leak off line and suction discharge flange Gaskets Inspection

MTPS I Mill Plant Reconditioning of 2 Nos of damaged worn out worm shafts and lock nuts for the mills 3E 2F

MTPSI TM Unit IV Overhauling of OLCTC System Pump LHS RHS Inspection Cleaning of Condenser CW box steam side Hot well OLCTC System Ball collecting Screen Overhauling of 200 mm condenser air release cum vacuum breaking valve and Condenser Cooling

MTPS I Mill Plant Unit IV Removal of worn out thinned out wall plates of bunkers 4B 4D 4F and erection of new wall plates of 12 mm thick MS plates and supporting beams and other related works

MTPS I TM UNIT I Replacing of the Defective HRH Stub valve VDAS 122 eroded HRH CRH HP LP bypass drain line to Flash Tank II connected headers and changing the eroded drip line reducers expanders bends of HD 1 2 14 15

MTPS I TM Unit I Cleaning Hydraulic Testing of Lub oil Coolers Working oil coolers Dismantling cleaning and assembling of Suction Strainers of BFPs CEPs Renewal of BFP leak off line and suction discharge flange Gaskets

MTPS I MI Mill Plant Unit II Removal of worn out thinned out wall plates of bunkers 2B 2C 2F and erection of new wall plates of 12 mm thick MS plates and supporting beams and other related works

MTPS I TM Unit I Overhauling of OLCTC System Pump LHS RHS Inspection cleaning of Condenser CW box steam side Hot well OLCTC System Ball collecting screen Overhauling of 200 mm condenser air release cum vacuum breaking valve and condenser

MTPS TM Unit I Cleaning and painting of inner and Outer portion of Receiver Tanks of 1 2 for Instrument Air and Service Air and renewal of Manhole door gaskets and Overhauling of Safety valves of Receiver Tanks Overhauling of Silica gel type Air drie

E-tender invitation for the supply of Takeup pulley assembly for Coal feeders of XRP 803 mills - 8Sets as per NIT furnished in Annexure

MTPSI TM UNITI Replacing the defective Main Steam Stop valves Left Right at Turbine end as per IBR Specification including drawl of Reconditioned valves from stores leading lifting erection alignment IBR Welding stress relieving of valves

Dindigul EDC - Supply of 22 KV POLYMER COMPOSITE PIN INSULATOR

MTPS I Mill Plant Unit II Complete dismantling and reassembling of bowl assembly worm gear housing worm wheel mill bottom insulation cover plates renewal of vertical shaft upper radial bearing etc in Coal Mill 2C Tilting work

MTPS I TM Unit I Replacing the existing defective Constant variable load hangers by new load hangers after providing necessary scaffolding supporting arrangements during Unit I AOH 2025 26

MTPS I Mill Plant Unit II Complete dismantling and reassembling of bowl assembly worm gear housing worm wheel mill bottom insulation cover plates renewal of vertical shaft upper radial bearing etc in Coal Mill 2B Tilting work

MTPS I TM Unit I Overhauling and Flange gasket renewing of valves in Heater Drain Pegging Steam to Deaerator Condenser air Auxiliary steam and Drain Water lines and gasket renewing of valves in Unit I during AOH 2025 26