Tamil Nadu Transmission Corporation Limited Tender
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Tamil Nadu Transmission Corporation Limited - TANTRANSCO Tender
Civil And Construction
Excavation
Eprocure
Opening Date21 Dec 2024
Closing Date8 Jan 2025
Tender AmountRefer Documents
Costs
EMD
₹ 11,000Document Cost
Refer DocumentsTender Fee
Refer Documents
Summary
Supply Of Iron And Steel Except Lattice Structure And Labour For Fabrication, Erection Of Steel Structures And Erection Of Equipments And Allied Works For 110 Kv Jayamkondam Bay Extension In Poyyur 230 Kv Ss
Description
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Contact
Tender Id
2024_EB_512981_1Tender No
GCC050 MM036 2024-25Tender Authority
Tamil Nadu Transmission Corporation Limited ViewPurchaser Address
-Website
http://tntenders.gov.in
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Documents
BOQ Items
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110 KV Breaker Platform
1
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Labour for the Erection of the fabricated steel structures at the SS site with Supply of GI Bolts, Nuts & Washers (Spring/Flat as required) confirming to IS including Labour, machinery and Consumables as required & as directed by the field Engineer.Non-specified structures, Extension, Alterations, and Deductions as per station requirement.
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Light section (other than heavy section)
0.5
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Other Station Structures
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110 KV Breaker Platform
1
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Earthings
-
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Supply of Various types of Steel materials confirming to ISS 2062 –Gr A including, Freight, Handling, etc., at site for Earthing with Labour for Fabrication & erection for Earthing including Labour, Machinary and Consumables as Required and as directed by the Field Engineer.
2.5
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Labour for excavating and refilling of earth /trench for earthmat, cable, etc., of any size/depth narrow excavation as directed by the field engineer.
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Normal clay / hard gravel soil
15
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Semi density rock soil
25
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Providing Earth bore 140/150 mm dia using power rig or 100/125 mm dia using hand bore set including the labour, lead, lift etc., sedimentary strata of clay & sand stone shale pebbles boulders etc., for earth Pits with supply and providing of Bentonite powder (Sodium Bentonite) 5Kg /Mtr depth of the bore mixed with low resistivity earths as directed by the field Engineer (Earth to be supplied by the contractor)
42
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Supply and providing of 450-600 mm dia, 300 mm height, 36 mm thick cement collar for identification of earth electrode location as directed by the field engineer.
7
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HANDLING:Labour for the loading/unloading/shifting of Department materials at stores or site by the Contractor WITHOUT using Board's crane for one operation
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Non-Fragile Materials
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110 KV Isolators
4
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Cables/Conductors including cutting and rewinding
11.38
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Busbars
6
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Clamps/Power connectors/tension fittings
350
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Fire equipments/rubber mats/others
4
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Fragile Materials
-
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110 KV Breaker
2
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230/110 KV CT/PT/LAS/CVT/CC/WT/Others
14
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110 KV Insulators
48
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AC/DC/C&R Panels of Non grid type, Single feeder Control/Relay Panels of Grid type
2
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BUS RELATED:
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Labour for the Erection of Strung bus and all related hardwares, fittings, clamps including Meggering, hoisting of insulators and consumables and as directed by the field engineer.110 KV Double Conductor Strung Bus/phase
3
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Labour for the erection of Insulator single pole stack for supports/Underhang including Meggering & other consumables and as directed by the field engineer. 110 KV or 66 KV
6
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Labour for the erection of Busbar including suitable Modifications of End Clamps, providing holes wherever necessary as directed by the field engineer. 75 mm (1 length)
3
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Labour for the Erection of Jumper/Droppers using Moose/Zebra/panther Conductors including Modification of End clamps, providing holes etc wherever necessary as directed by the field engineer.
36
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POWER CONNECTORS: Supply & Fixing of Aluminium Power Connectors/ Clamps/ Fittings with SS Bolts and Nuts, including, frieght etc., confirming to IS as per the drawing and specification.
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Double Tension fitting for Zebra
6
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Switch End Clamp for Zebra
6
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Switch End Clamp for Panther
3
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Switch End Clamp for 75mm Bus
3
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T clamp for twin Zebra to twin Zebra
12
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T Clamp for 75mm Bus to twin Zebra
3
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T Clamp for panther to Zebra
4
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Free End clamp 75mm
3
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75mm Corona Bell
3
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Spacer clamp for twin zebra (225 mm spacing)
125
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OUTDOOR BREAKERS: Labour for the Erection of 230/110 KV Breakers complete set using Crane with proper levelling, proving holes cutting, jointing, bending of pipes wherever required and filling of SF6 gas, Providing conductor jumpers from the Breaker to CT's & Isolators, Supply & Erection of Earthing steels two Riser to Breaker Structure from Earthmat/ electrode using 65x10 MS Flat Providing Flexible Copper Earthing loops to the Breaker earthing points, Supply & painting of first primer coat of redoxide and two coats of Bus green Enamel paint on to the Earth risers including cost of reputed make paints, consumable, frieght, etc., and as directed by the field engineer.
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110 KV Breaker using Crane arranged by the Contractor
1
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MEASURMENT TRANSFORMERS:Labour for the erection of 3 Nos Measurement Transformers using Crane, Supply and Erection of Earthing steels using (65x10 for 230 KV SS) 50x8 MSF & Flexible Copper loops to CT/PT for equipment & Junction box earthing, structure earting, Erection of CT/PT Junction boxes, Supply and erection of Fixing steels, Painting of Primer Redoxide, Two coats of Bus Green enamel Paint on Earthing steels with supply of reputed make paints, including, frieght & all consumables as directed by the field engineer.
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110 KV using crane arranged by the Contractor
1
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110 KV using crane arranged by the Contractor(line PT single)
1
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Labour for erection of Isolators with proper allingments including accessories, Meggering and cost of consumables and lubricants and as directed by the field engineer.
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110 KV with Earth - Motor Operated
1
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110 KV without Earth - Motor Operated
1
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Supply and Errection of MOM and BOM with proper allingnment including accessceries,meggaring and cost of consumable and lubricant and as directed by the field enginner **
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Motor operating mechanism Box with 220 V DC Coil (MOM)
2
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Bottom operating mechanism Box without Gear with 220 V DC Coil
1
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LAS:Labour for erection of LAS station type with surge monitor/ accessories etc., (3 Nos single pole stack) including Supply and erection of Earthing steels, (connecting to earth electrode & mat) Supply and Painting of Primer Paints and Two coats of Enamel Paints of reputed make, including frieght, consumables etc., as directed by the filed Engineer.
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110 KV LAS with surge monitors
1
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CONTROL ROOM MATERIALS:Labour for the Erection of Control Panels includings consumables as directed by the field engineer.
-
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Simplex type/AC/DC/C&R Panel of Non-Grid type, Battery Chargers, Single feeder Control/ Relay Panels of Grid type (P&C)
1
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PAINTING:Labour charges for two coats of enamel painting in substation structures, steels etc., including the cost of reputed make paints and other consumables as directed by the field engineer.
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110 KV Breaker Platform
1
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Supply & Labour charges for two coats of enamel painting in any substation structures, steels, etc and wherever required including the cost of reputed make paints and other consumables as directed by the field engineer.
4
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Labour charges for writing details in any finished surface/board including cost of enamel paints and other consumables as directed by the field engineer.
4
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CABLES:Labour for erection of cable in duct/ trench/ clamping on structures - neat laying in the ducts with identification Aluminium tags in all duct corners for easy identification of cables including fabrication of clamps and fixing at uniform intervals as directed by the field engineer
-
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Up to 8 Core
2.18
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Above 8 Core
2
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STATION ACCESSORIES:
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Supply and glanding of ISI mark cable gland of suitable size of reputed make including removing of insulation of cables and providing suitable holes as required and as directed by the field engineer.
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16/19 mm
16
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22/25 mm
30
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28/32 mm
26
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Supply and termination of cable core end dressed neatly including the cost of cable socket (lug) ferrules, sleeves, tags, ties, stropes, etc., as directed by the field engineer. (No.of core ends in unit of 1000).
1
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Supply and erection of Vinyl Sticker cutting/ Printing on Vinyl Sticker/Foam board to be used for main equipment, slogan, name board & any other purpose of required sizes as directed by the field engineer.
0.5
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Supply and provision of 12/25x3mm flexible braided copper / copper flats as required and as directed by the field engineer.
3
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Supply & Crimping of Copper Lugs of Suitable sizes as required and as directed by the field engineer.
30
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Supply and fixing of MCB of Havells/Schneider/ MDS/ Reputed make with ISI mark wherever required as directed by the field engineer.
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32 AMPS - 3 phase, 4 pole
2
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16 AMPS - Single Phase 1 pole
4
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Supply and fixing of Terminal blocks as directed by the field engineer.
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Disconnecting type (Link type)
120
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Supply and provision of M8,M10,M12 and M16 (full /Half thread) G.I.bolt and nuts of various sizes including plate/ spring washers as required and as directed by the field engineer.
15
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Supply and fixing of godrej 6 lever navtol lock with triplicate keys for A.B.Switches and for any other purpose including the cost of ring and key token as directed by the field engineer.
3
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SGST & CGST /IGST (If applicable quote the value, if not enter '0')
1
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