Tamil Nadu Transmission Corporation Limited Tender

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Tamil Nadu Transmission Corporation Limited - TANTRANSCO Tender

Works
Electrical Goods and Equipments
Electrical and Electronics
Eprocure
Opening Date28 Feb 2025
Closing Date11 Mar 2025
Tender AmountRefer Documents 
Notes
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Costs

Summary

From Location 43 To 48 To Provide 110kv Supply For A Demand Of 31000kva For M S. Cmwssb Nemmeli, Chengalpattu District. Source - Ii Under Dcw Basis Reach Iv

Description

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BOQ Items

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DO_NOT_SHOW

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Earth work excavating and depositing on bank with initial lead of 10m and initial lift of 2m in hard stiff clay, stiff black cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders including cost of all materials, T&P, lead, lift, labour etc., complete.

1140

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PCC 1 : 2 : 4 Grade using 20 mm HBG metal for padding and footing concrete without form work including cost of all materials curing, labour lead and lift. etc., complete.

299

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Supplying, fabrication of 6mm M.S. sheet for making into circular casing shape to the required dia. and length as directed including welding, placing in position and driving into bore hole including cost of all materials and MS plate, all labour charges, lead, lift etc., complete.-1000mm dia.

96

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Supply of Earthwire 7/3.55mm

0.71

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Supply of Panther conductor accessories as per relevant IS of latest issue Midspan Joint for Panther

11

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Supply of Phase plate (Set of three) including cost of all materials, labour, lead and lift etc., complete.

16

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Supply of Panther conductor accessories as per relevant IS of latest issue Repair Sleeve for Panther

7

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Supply of Number plate including cost of all materials, labour, lead and lift etc., complete.

8

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Supply of Circuit Plate including cost of all materials, labour, lead and lift etc., complete.

16

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Supplying and fabricating and placing in position of MS/RTS steel reinforcement for RCC works including labour for cutting, bending, tying and fixing in position as per specification including cost of all materials, lead, lift, labour, cost of binding wire etc., complete as directed.

71

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Labour charges for paying out of 3 Nos. Panther conductor with fittings including sorting out of conductor according to drum schedule and loading and unloading at site providing trussels cost of T&P lead and lift etc., complete.

0.7

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Supply of 120 KN Disc insulators hardware fittings as per IS conforming to latest.

130

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Labour charges for rough sagging, and tensioning, clipping jumpering for 6 nos. Panther conductor including cost of all materials, labour, tools and plants, lead and lift etc., complete. Single Span

5

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Supply of hardware fittings as per IS conforming to latest issue Single tension fittings for Panther

72

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Levelling the site and removing scrub jungles and earth by engaging 'JCB' with lead and lift, hire charges etc., complete.

48

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Supply of Earthwire accessories as per relevant IS of latest issue subitable 7/3.55mm HTGS Aluminium earth bond

16

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Painting with two coats of anti corrosive black paint over stub and leg of tower for depth of 0.45 m including cost of all materials, labours, lead and lift, etc., complete.

8

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Supply of Panther conductor accessories as per relevant IS of latest issue Vibration dampers for Panther

120

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Supply of Earthwire accessories as per relevant IS of latest issue subitable 7/3.55mm HTGS earthwire Tension fitting

16

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Boring and concreting of vertical reinforced concrete pile 1000mm dia. upto required depth from bottom of pile cap in all classes of soil using pile augers for boring using Bentonite slurry and filling the bore with RCC M30 concrete using 20 mm machine crushed metal and a maximum water cement ratio not exceeding 0.50 with admixtures of CONCARE or equivalent make @1.2 lit per cum. of concrete, as per specification including cost of all materials, labour, lead, lift etc., complete but excluding cost of steel reinforcement.-1000mm dia.(Length of Pile for payment shall be measured from bottom of pile cap)

480

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GST for bidders outside TamilNadu (IGST)

1

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Labour charges for paying out and stringing of 1 No. GI earth wire with fittings including sorting out of conductor according to drum schedule and loading and unloading at site providing trussels cost of T&P lead and lift etc., complete.

0.7

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Labour charges for transporting and hoisting of 120kN tension insulator strings including cost of fitting and all materials, labours, lead, and lift, etc., complete. Under LC condition

120

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Labour charges for transporting and hoisting of 90kN Disc insulator strings including cost of fitting and all materials, labours, lead, and lift, etc., complete. Under LC condition

48

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Labour charges for rough sagging, and tensioning, clipping jumpering for 3 nos. Panther conductor including cost of all materials, labour, tools and plants, lead and lift etc., complete. Single Span

5

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1

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Providing and assembling of template in correct level and alignments, including cost of template, bolts lead and lift, etc., complete., [Template will be brought by contractor at his own] - 110 KV NQC Type Tower (Narrow base)

1

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Providing and assembling of template in correct level and alignments, including cost of template, bolts lead and lift, etc., complete., [Template will be brought by contractor at his own] - KCO Type Tower

4

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Supply of 90 KV Discs Insulstor as per IS conforming to latest.

101

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Plastering in CM 1:5 12 mm thick including cost of all materials, labour, lead, lift etc. complete.as per standard specification and as directed by the dept. Engineer at site.

180

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RCC 1 : 1.5 : 3 Grade using 12-20 mm HBG metal for Pile cap foundation and Chiminey concrete with form work including cost of all materials curing, labour lead and lift. etc., complete.

445

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Providing Plain cement concrete 1:3:6 using 20mm HBG metal for foundation without formwork including cost of cement, all materials, labour, lead, lift, etc., complete.

45

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Supplying and laying of Pre-cast RCC well rings having inner dia 2.40M, thickness 75mm and 0.30m depth including cost of all materials, curing, placing in correct position, lead, lift, etc., complete.

192

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Supply of Name Board including cost of all materials, labour, lead and lift etc., complete.

8

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Chipping and dismantling of pile concrete from bed level to cutoff level of pile to meet sound concrete and clearing the dismantled concrete from pile location including cost of all labour charges etc., complete.

26

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Labour Charges for check survey, clearing jungles, carrying theodolite instrument, measuring span length and pit marking including cost of all men and materials as directed by Department Engineer at site.

8

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Labour charges for dismantling of existing tower parts on reuse condition without damaging the structural members including sorting and keeping in position as per engineer in charge at site including the cost of loading and unloading with necessary T&P lead and lift etc., complete. -AS IS WHERE IS CONDITION Tower Parts

41.4

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Providing temporary bund around tower location by supply and filling up the empty polythene bags with sand, stitchig them, conveying the same to site and stacking, laying in position around tower location and disposing off from site after successful completion of work including polythene bags, jute, thread, and all materials and labour charges for filling sand, laying and filling and bailing out of water etc., complete and as directed by the Engineer at site.

450

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Dismantling the insulator string including cost of labour for releasing ,Tools and Plants transporting charges from site etc complete (under LC condtion) for 8 units of 120 KN Disc Insulators -AS IS WHERE IS CONDITION 8 units of 120 KN Disc Insulators (Dismantled)

345.6

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Arranging and availing of Shutdown works on LT & HT lines, etc., complete.

8

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Supply of Hot dip galvanised bolts and nuts as per IS conforming to latest issue and as detailed in the specification (Various size)

6

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Supply of hardware fittings as per IS conforming to latest issue Single suspension fittings for Panther

36

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Spreading of surplus earth around the area including cost of allmaterials, labour charge, lead, lift, etc., complete.

650

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Providing and assembling of template in correct level and alignments, including cost of template, bolts lead and lift, etc., complete., [Template will be brought by contractor at his own] -110 KV NQD Type Tower (Narrow base)

3

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Labour charges for paying out of 6 Nos. Panther conductor with fittings including sorting out of conductor according to drum schedule and loading and unloading at site providing trussels cost of T&P lead and lift etc., complete.

0.7

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Providing Pipe type earthing to towers including all materials G.I pipe 3 m length required length of Earth wire and welded with washer at end connecting with Tower leg and all lead, lift etc., complete.As directed by the Engineer at site.

8

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Supply of ACSR Panther Conductor as per IS conforming to latest.

7

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Supply of Danger Board including cost of all materials, labour, lead and lift etc., complete.

8

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Welding of exposed faces of bolts and nuts 1cm each at two places opposite to each other after tightening, punching to avoid theft of tower parts including cost of welding rods, hire charges for generator including welding rods and painting, with good quality of zinc paint on the welded portion etc., complete.

9664

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1

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GST for bidders within TamilNadu

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Dismantling the insulator string including cost of labour for releasing, Tools and Plants transporting charges from site etc complete (under LC condtion) for 7 units of 90 KN Disc Insulators AS IS WHERE IS CONDITION 7 units of 90 KN Disc Insulators (Dismantled)

33.6

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Labour charges for dismantling of Panther conductors 6 Nos under L.C condition -AS IS WHERE IS CONDITION ACSR conductor Scrap

0.67

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Transport of piling and boring equipments such as boring rig, winches, motors, bentonite pump, shells, boiler casing pipe, etc., to location by pulling into river using crane including transport and hire charges etc., complete as directed.

2

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Sinking well rings in loose soils, black cotton soil, sandy loam and ordinary soil under water including pumping if necessary etc., complete. for stub setting - (2-4 m second depth)

136

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PCC 1 : 2 : 4 Grade using 20 mm HBG metal for chimney concrete with form work including cost of all materials curing, labour lead and lift. etc., complete.

3.5

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Fabrication and supply of Tower Parts as per specification including cost of all materials, labour, leads, and lifts etc., complete. GI – Tower Parts for Special cross arm HT Tower

58

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Sinking well rings in loose soils, black cotton soil, sandy loam and ordinary soil under water including pumping if necessary etc., complete. for stub setting - (0-2 m First depth)

163

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Labour charges for dismantling of GI Earthwire -1 No under L.C/normal condition -AS IS WHERE IS CONDITION GI Earth wire scrap

0.37

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Setting of piling and boring equipement, tripod with all accessories and tools at each tower location (per leg) based on the sequence of operations approved by the Engineer in charge at site irrespective of the location and distance of the boring rig for 1000mm dia. piles including mobilisation and demobilisation after completion of piling works etc., complete.

2

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Labour charges for transporting and erection of towers with bolt nut including sorting out of tower parts tightening, punching of bolts and nuts and rectification of defects if any during erection.

101

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