Supply Fabrication and Erection of Steel materials Paintings Handling and Erection of Department Equipments and materials Supply and erection of Sub Station accessories for erection of 3rd Auto Transformer at Kumbakonam 230 KV SS

Amount

Supply of various types of steels including Cost of steel, Freight & Handling confirming to IS 2062 Gr A at site, Fabricating the steels in to specified structures as per the std.design/Drawing, Painting of Primer coat of Redoxide paint and first finishing coat of Aluminium Paint with supply of reputed make paints after proper surface preparation such as cleaning of rust scales using appropriate machinery including all Labour, machinery and Consumables and as directed by the field Engineer at the SS site.

Non-specified structures, Extension, Alterations, and Deductions as per station requirement.

Heavy section using RSJ 200 x 100 mm

Light section (other than heavy section)

Supply of various types of steels including Cost of steel, Freight & Handling confirming to IS 2062 Gr A at site, Fabricating the steels in to specified structures as per the std.design/Drawing, Painting of Primer coat of Redoxide paint with supply of reputed make paints after proper surface preparation such as cleaning of rust scales using appropriate machinery including all Labour, machinery and Consumables and as directed by the field Engineer at the SS site.

230 KV Breaker Platform per phase limb

110 KV Breaker Platform

AC Junction Box fixing frame

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.

Heavy section using RSJ 250 x 125 mm / 200 x 100 mm

Light section (other than heavy section)

Other Station Structures

230 KV Breaker Platform per phase limb

110 KV Breaker Platform

AC Junction Box fixing frame

Supply and fabrication and erection of eye bolts/ grout bolt with 20/22 mm rod confirming to IS with proper threading and 2 nos MS Nuts as directed by the field Engineer

Eye Bolt

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.

Labour for excavating and refilling of earth /trench for earthmat, cable, etc., of any size/depth narrow excavation as directed by the field engineer.

Normal clay / hard gravel soil

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)

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.

Labour for the loading/unloading /shifting of Department materials at stores or site by the Contractor WITHOUT using Board's crane for one operation.

Non-Fragile Materials

230 KV Isolators

110 KV Isolators

Cables/Conductors including cutting and rewinding

Busbars

Fragile Materials

230 KV Breaker

110 KV Breaker

230/110 KV CT/PT/ LAS/CVT/ CC/ WT/ Others

230 KV Insulators

110 KV Insulators

33/22/11 KV Insulators

AC/DC/C&R Panels of Non grid type, Single feeder Control/Relay Panels of Grid type

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.

230 KV Double Conductor Strung Bus/phase

110 KV Double Conductor Strung Bus/phase

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

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)

75 mm with bend (1 length)

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.

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.

6- Bolt Tension fitting

Switch End Clamp for Zebra

Switch End Clamp for 75mm Bus

Seating Block for 75mm Busbar

T clamp for Zebra to Zebra

T Clamp for 75mm Bus to double Zebra

Free End clamp 75mm

Reducer Clamp for 75mm Bus to Zebra

L Clamp for Zebra

PG Clamp for Zebra

75mm Corona Bell

Spacer Clamp for twin zebra (225mm spacing)

Joint clamp 75 mm

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.

230 KV Breaker using Crane arranged by the Contractor

110 KV Breaker using Crane arranged by the Contractor

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.

230 KV using Crane arranged by the Contractor

110 KV using crane arranged by the Contractor

Labour for the Erection of Isolators to correct alignment, including the cost of Consumables and lubricants, Meggaring, replacement of insulators if necessary etc, Supply and erection of Earthing steels to Isolator Bases, Insulators, ABS Booms, Poles, Earth Blades, operating Mechanism earthing etc., using (65x10 MSF for 230 KV SS) 50x8 MSF, Supply and Erection of 25 x 3mm² Flexible Copper to the centre Rotating Insulators, Mechanism Box etc, Supply and Applying of one coat of Primer Redoxide paint and Two coats of Bus Green Enamel Paint on earthing material including Freight, consumables etc.,.as directed by the field engineer.

230 KV Isolators without Earth - Motor Operated

Labour for erection of Isolators with proper allingments including accessories, Meggering and cost of consumables and lubricants and as directed by the field engineer.

110 KV without Earth - Motor Operated

110 KV without Earth - Motor Operated in Elevated Structures

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.

230 KV LAS with surge monitors

110 KV LAS with surge monitors

Labour for the Erection of Control Panels includings consumables as directed by the field engineer.

Simplex type/AC/DC/C&R Panel of Non-Grid type, Battery Chargers, Single feeder Control/ Relay Panels of Grid type (P&C)

Fabrication, supply and fixing of C.T/P.T junction box of size 400x300x150 mm of 16 SWG(1.6mm) M.S.sheet with primer coat paint, Supply, Fabrication and erection of Box fixing Flats using 50x8 MSF, Supply and Fixing of 25x3mm² Braided Flexible Copper loops to box earth., Two coat of Enamel Paint, provision for fixing terminal blocks/ MCBs including consumables, fright, etc., as directed by the field engineer on site requirements. (The box shall be vermin proof shall have sturdy hinges, & locking arrangements)

Supply and Labour for the Second Finish Coat of Aluminium paint on standard Steel Structures including cost of Paints of reputed make, Consumables etc., as directed by the field Engineer.

Non-specified structures, Extension, Alterations, and Deductions as per station requirement.

Heavy section using RSJ 250x125 / 200x100 mm

Light section (other than heavy section)

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.

Other Station Structures

230 KV Breaker Platform per phase limb

110 KV Breaker Platform

AC Junction Box fixing frame

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.

Labour charges for writing details in any finished surface/board including cost of enamel paints and other consumables as directed by the field engineer.

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

Up to 8 Core

Above 8 Core

Providing PVC down fall pipe using 110mm dia 4Kg/sqcm, PVC pipe and PVC clamp line supreme ec, including fixing PVC washer type door bend & shoe, in correct position and connecting from the roof slab including cost of all materials, labour, transport lead, lift, etc., complete, including PVC accessories and washers as required and as directed by the field engineer.

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.

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).

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.

Supply and erection of "B" class G.I.pipe for extension of tandem/down pipe for A.B.Switches and for any other work required as directed by the field engineer.

25 mm Dia

50 mm Dia

Supply and provision of 12/25x3mm flexible braided copper / copper flats as required and as directed by the field engineer.

Supply &Crimping of Copper Lugs of Suitable sizes as required and as directed by the field engineer.

Supply and fixing Fuse unit of reputed make with ISI as directed by the field engineer including drilling &fixing.

HRC Backlite Fuse units

Supply and fixing of HRC fuse of reputed make as directed by the field engineer.

Supply and fixing of Hylem board 8/10 mm thick wherever required as directed by the field engineer.

Supply and fixing of MCB of Havells/Schneider/ MDS/ Reputed make with ISI mark wherever required as directed by the field engineer.

32 AMPS - 3 phase, 4 pole

63 AMPS - 3 phase, 4 pole

16 AMPS - single phase, single pole

Supply and fixing of Terminal blocks as directed by the field engineer.

Regular type (Non-disconnecting)

Disconnecting type (Link type)

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.

Supply & providing of Mechanical foam type fire extinguisher with all accessories conforming to IS

50 litre trolly mounted

9 litre portable

Supply & providing of DCP (Dry Chemical Powder) type fire extinguisher with all accessories conforming to IS

9/10 kg Portable

Supply and fabrication of sand drums, (size of 580mm dia & 420 mm height) with conical cover made of tin sheet to be provided with handle including the cost of barrel and other consumables as directed by the field engineer inlcuding the cost of sand.

Typing & printing of Commisioning reports, Booklets, Drawings including spiral Binding/stick file cost etc.,

DISMANTLING @ 50 % of erection charges

Bus materials

Labour for Dismantling of Jumper/Droppers using Moose/Zebra/panther Conductors including consumables.

Labour for Dismantling of Insulator single pole stack for supports/Underhang including consumables.

110 KV or 66 KV

Applicable GST 18%

Samsudeen