Tamil Nadu Transmission Corporation Limited

Tamil Nadu Transmission Corporation Limited has published Tender For Proposal For Enhancement Of Power Transformer 2X16 Mva Into 2X16mva+1X25mva, 25 Mva Power Transformer Plinth And Allied Civil Works At 110Kv Pillaipakkam Ss; 1 Dismantling of brick/ stone masonry in cement mortar items met with below ground level during execution including labour, tools etc.complete. 2 Dismantling of PCC met with below ground level during execution including labour, tools etc.complete. 3 Dismantling of RCC met with below ground level during execution including labour, tools etc.complete. 4 Earth work excavation in hard stiff clay, stiff black cotton, hard red earth, shales, murram gravel, stoney earth and earth mixed with small size boulders, hard gravelly soil and depositing on bank with initial lead of 10m and lift of 2m etc. 5 M.sand filling including cost of sand ,filling charges , labour for watering and consolidation leads and lift etc.complete. 6 Plain Cement Concrete 1:3:6 using20mm HBG stone including cost of all materials, labour, lead, lift etc. complete as per standard specification and as directed by the dept. Engineer at site . 7 Providing RCC 1:1.5:3 raft using20 mm HBG metal with out form work including cost of all material, lead, lift, etc., complete excluding steel reinforcement (Raft) 8 Providing PCC 1:2:4 using 20mm downgraded HBG machine crushed metal for foundation concrete, cost of all labour, materials, lead, lift, curing etc. complete as per standard specification. (Without form work) 9 Providing PCC 1:2:4 using 20mm downgraded HBG machine crushed metal for foundation concrete, cost of all labour, materials, lead, lift, curing etc. complete as per standard specification. (With form work) 10 Providing RCC 1:1.5:3 using20 mm HBG metal with form work including cost of all material, lead, lift, etc., complete excluding steel reinforcement (with form work) - HV SIDE 11 Supplying, fabricatingand placing in position of steel reinforcements including cost of steel,binding wire, labour, lead, lift etc complete as per standard specification and as directed by the dept. Engineer at site 12 Brick work in CM 1:4 using second class chamber burnt bricks for steps in LV Breaker & Feeder plinth including cost of all materials, labour, lead, lift etc. complete 13 Assembling of template for all structures including cost of template, transport charges all labour, lead, lift, etc., complete. 14 Fabrication and supplying of 20mm dia foundation bolt 1.2m length including threading 10cm,L Bend15cm and hot dip galvanising of bolt including supply of 2 Nos. of GI nuts and washers and fixing in the position as directed by the Engineer at site including allmaterial, Labour, Lead, lift etc., (overallBolt length - 1.25 m) 20mm dia 1.2m length 15 Fabrication and supplying of 20mm dia foundation bolt 1.2m length including threading 10cm,L Bend15cm and hot dip galvanising of bolt including supply of 2 Nos. of GI nuts and washers and fixing in the position as directed by the Engineer at site including allmaterial, Labour, Lead, lift etc., (overallBolt length - 1.25 m) -25mm Dia 1.75 m Length 16 Supply and providing 90 LBS Rails and labour charges for fixing in correct position and alignment as directed by the dept. Engineer at site including cost of rail, labour, lead, lift, etc., complete. 17 Supply and laying of PVC pipe 10 Kg/cm² including all specials in ISI make and cost of materials, labour, lead and lift etc., complete. - 25mm Dia 18 Supply and laying of PVC pipe 10 Kg/cm² including all specials in ISI make and cost of materials, labour, lead and lift etc., complete.- 20mm Dia 19 Supplying and fixing in position of Gun Metal Gate valve in best quality including cost of materials, labour, lead and lift etc., complete. - 25mm Dia 20 Supplying and fixing in position of Gun Metal Gate valve in best quality including cost of materials, labour, lead and lift etc., complete. - 20mm Dia 21 Supplying and fixing in position CP Bib cock of size 15mm dia with necessary cutting, threading and jointing using shellac etc., complete complying with standard specification and as directed by the departmental officers ( The CP Bib cock should be got approved by the Executive Engineer before use on works) 22 Supply and fixing of Granite stone of size 600x900mm for additional Power Transformer inauguration Culvert including cost of materials, labour, lead and lift etc., complete. 23 Supplying and spreading of gravel for yard area including cost of labour for spreading, lead, lift, etc., complete. 24 Supplying and spreading of quarry dust for yard area including cost of labour for spreading, lead, lift, etc., complete. 25 Supplying and spreading of 20mm HBG metal for yard area including cost of labour for spreading, lead, lift, etc., complete. 26 Plastering with CM 1:3, 12mm thick for Plinth & cable duct inside including cost of cement, allmaterials, curing, labour, lead and lift etc., complete 27 Re filling in foundationwith excavated earth in layers not more than 15 cm thick well rammed and watered consolidated etc complete as per standard specification 28 Colour washing two coats of exterior emulsion paint over a primer coat of approved colour and quality including cost of all materials, labour,leadlift etc., complete. 29 Clearing of juliflora jungle including cost of all labour, lead, lift, etc., complete 30 SGST 31 CGST 32 GST for bidders outside TamilNadu (IGST) . Last date of submission for this tender is 2025-08-18. This is a Transformer Supply tender in Thiruvallur, Tamil Nadu