OT.No. 08 /2025-26, under the delegated powers of CE/D/CNR

Supply of AB Switch 33KV SS Centre Rotating Type

Supply of 22 KV PT Insulator

Supply of 11 KV 120 KN Disc Insulator ordy

Supply, Transport, Loading and Unloading, galvanizing of RS joist (250X125/200X100) and M.S.Plate(10/12 mm) to the site including cost of material, labour, lead, lift etc., complete as directed by the department engineer at site.

Supply, Transport, Loading and Unloading, galvanizing of MS Channel (125x65/100x50) MS Angle to the site including cost of material, labour, lead, lift etc., complete as directed by the department engineer at site.

Supply, Transport, Loading and Unloading of MS Round rod (40mm) to the site including cost of material, labour, lead, lift etc., complete as directed by the department engineer at site.

Supply, Transport, Loading and Unloading of MS Flat (65x10 / 50x8) to the site including cost of material, labour, lead, lift etc., complete as directed by the department engineer at site.

Labour for erection of Heavy section structure ( Sec wt above 14 kg/m) (Under Normal condition)

Labour for erection of Light section structure ( Sec. wt below 14 kg/m) (Under LC condition)

Erection of Equipments

Labour for erection of 11/ 33KV VCB/SF6 CB with own crane arrangement and connecting link rod, SF 6 gas filling and,& other consumables, & as directed by the field Engineer. (Under Normal condition)

Labour charges for erection of 33 or 22 or 11KV CT(One 1Ph or 3Ph unit)using manual labour or crane by own arrangement (Under Normal condition)

Labour charges for erection of CT,PT junction box including fabrication of clamp (Under LC condition)

Labour for erection of AB Switch 33 or 22 or 11 KV without earth hand operated (Under LC condition)

Labour for erection of LAS including fabrication of base if required

station type 33 or 22 or 11KV

Erection of Battery & Panels

Labour for Erection of Panel/Battery Charger Simplex indoor/outdoor

Erection of Bus materials

Labour for erection of single pole stack upright,under hang or suspension insulator 33 or 22 or 11kV . (Under LC condition)

Labour for stringing of Main bus including hoisting of insulators 33 or 22 or 11KV strung bus singlezebra conductor(1 span 3 runs). (Under LC condition)

Labour for erection of bus bar Using 50mm without making bends. (Under LC condition)

Labour for providing of jumpers and droppers. (Under LC condition)

Earthing

Labour, Machineries, Consumables for Fabrication of earth electrode of 6 Mtr required length for Yard

Labour, Machineries, Consumables for fabrication and erection of earth spike. (Under LC condition)

Labour, Machineries, Consumables for erection of earthmat and earth raiser (Under Normal condition)

Providing 140/150 mm dia bore using power rig inculding labour, lead lift etc.In all type of soil and erection of earth electrode, supply and providing of A grade Bentonite powder with 5% common salt mixed with available site clay soil 5 Kg per metre depth in earth hole as directed by the field Engineer. Machine Bore

Supply and providing of 600mm mean dia,300mm height,36mm thick cement collar for identification of earth electrode location including 1 primer and 2 coat of colour wash as directed by field engineer.

Labour for excavation and refilling of trench of ave.width of 0.3M and ave.depth of 0.8M for earthmat and and ave.depth of 0.4M for laying of cable below fixed yard level and of any size as required by field engineer.

Control cables

Labour for laying of cable in duct / trench including the cost of Alu. tag for identification Upto 8 core

Labour for laying of cable in duct / trench including the cost of Alu. tag for identification above 8 core

Labour for laying of cable& Clamping in structure

Labour for excavation and refilling of trench of ave.width of 0.3M and ave.depth of 0.4M for laying of cable below fixed yard level and of any size and filling with sand before and after laying of cable and laying of brick on sand and refilling of trench including cost of sand and brick and other consummables .

Supply and glanding of ISI mark cable gland of suitable size of reputed make including removing insulation of cable and providing suitable holes as directed by the field engineer.

Supply and termination of cable core end including cost of cable socket (Lugs), ferrules straps etc as per cable schedule and as directed by the field engineer.

Labour for providing cable core end termination

Painting

Two coat of aluminum paint to all M.S items including cost of paint brush and consumable

Labour charges for painting of Green enamel paint on all kind of structure earthing including removal of dust, rust using wire brush and painting brush etc.

Labour charges for removing rust primer coat first and second coat painting both sides and writing details in MS boards and R.S.Joists including cost of enamel paint (dulex, asian berger preferred) and other consumables as directed by the field Engineer.

Labour charges for writing details in finished surface boards including cost of enamel paint (dulex, asian berger preferred) and other consumables as directed by the field Engineer.

Power connectors

Supply of Switch end clamp for zebra

Supply of Switch end clamp for 2" Bus

Supply of `T`Clamp for zebra to zebra

Supply of `T`Clamp for 50 mm bus to zebra

Supply of 2" Free end

Supply of Corona bell for 50 mm bus bar

Supply of 4 Bolted tension fitting

Miscellaneous

supply of rubbermat of size 2000x1000x10mm

Manufacturing and supply of bolt of required length out of 18,20mm dia GI round including the cost of GI round and 2 Nos. of GI.nets as directed by the field Engineer. Grout bolt & Eye bolt

Supply and provision of M8, M9, M10, M12, and M16 full thread G.I. Bolts and Nuts of various sizes for erection of AB Switches and insulator or any other purpose wherever required and as directed by field Engineer.

Fabrication, supply and fixing of individual equipment board of 750x450mm out of14swg (2mm)Mssheet and25x25x3mm MSangle as per drawing and as directed by the field engineer including costof allmaterials(8kg/boardx10nos)

Fabrication and fixing of earth electrode identification board size 300x250mm out of 14SWG(2mm)MS sheet and 12mm dia MS round perdrawing and as directed by the field engineer including cost of all materials(2KG/ boardx25nos)

Fabrication supply and fitting of CT/PT junction box out of 14SWG (2.00mm) MS sheet where ever required as directed by field engineer .The box shall have sturdy hinges provision for mounting terminal blocks and locking arrangements including cost of all materials 400WX150DX300H

Supply & fixing of nut CBTM 5 or equivalent terminal block in panel /box as directed by the field engineer

Supply & fixing of disconnected type terminal block suitable for CT circuits in panel /box as directed by the field engineer

Supply and erection of B class GI pipe for extension of tandem/down pipe forAB switches and for any other work as required and directed by the field engineer including cost of Gi pipe 40mm dia (3.5m*11)

Supply and fixing of (Godrej) 6 lever navotal lock with triplicate keys for AB Switches and for any other purpose including the cost of ring and key token as directed byfield Engineer.

Labour for loading or unloading or shifting of materials without using Board's crane ( One operation)

Non-fragile

Fragile

Labour for loading or unloading or shifting of33/22/11KV Breakers including panels by own crane arrangement

Transportation charges for transport of TANGEDCO materials from Tangedco stores to work spot

CIVIL WORKS

Supply & Labour for providing plinth for 33KV Breakers

Supply & Labour for providing plinth for 33KV cable SPT pole and RSJ

GST For bidders within Tamil Nadu Note: Builders within Tamil Nadu shall enter values seperately for SGST and CGST and shall enter the value as "Zero" for IGST

GST for bidders out side Tamil Nadu Note: Bidders outside Tamil Nadu shall enter value only for IGST and shall enter the value as "Zero" for SGST and CGST