Raising the Existing 110/11KV 2X10 MVA power Transformers from Low lying area

Amount

ABSTRACT

Civil works

Electrical works

Description of Work / Item(s)

Civil Works

Dismantling RCC using deploying machineries and clearing the same away from the site including cost of labour, lead, lift, etc. complete

RCC 1:1.5:3 using 12 to 20mm HBS metal with form work including cost of materials, labour, lead, lift, curing, etc. complete. But excluding cost of reinforcement. Plinth

Providing reinforcement for all RCC works including cost of steel and lead, lift, labour for cutting, bending, placing reinforcement as per plan and tying with binding wire and including cost of binding wire, labour, work at all levels etc., complete

Plastering with Cement Mortar 1:3, 12mm thick including cost of materials, labour, lead, lift, curing, etc. complete

Supplying and fixing of M.S rail (90 lbs) for transformer plinth including cutting the rail to the required length and welding grip rods for the rails, transport charges, labour for fixing and handling etc.,complete.

Colour washing with two coats of approved cement paint over one coat of white cement including cost of materials, labour, lead, lift etc. complete

Description of Work / Item(s)

Amount

Supply of Iron & steel items

200x 100 RS Joist

65x 10 mm M.S.Flat

125 x 65 mm M.S.Channel

50 x 50 x 6 mm M.S.Angle

Switch End Clamp for Zebra

T clamp for Zebra to Zebra

6 BOLT Tension fitting

3" Alu. Bus bar pipe

Labour, machinery, Consumables for the Fabrication for steel structures Heavy section (14 kg/m and above)

Labour, machinery, Consumables for the Fabrication for steel structures Light section (below 14 kg/m)

Labour for the Erection of the Fabricated Steel Structures Heavy section (14 kg/m and above)

Labour for the Erection of the Fabricated Steel Structures Light section (below 14 kg/m)

Supply of paint of reputed make and Labour,consumables for first primer coat using red oxide Paint and first finish coat of Painting using Aluminium Paint including consumables, after proper surface preparation using appropriate machinery to remove rust/scales etc as directed by the field engineer .

Supply of paint of reputed make (ie Asian,Dulux,Nerolec paint) and Labour for Second coat of Painting using Aluminium paint including consumables.

Labour, machinery, consumables for fabrication, erection of earrthmat, earth connection (including Green colour painting), earth electrode, earthspike (including sharpening of earth spike). As directed by the field engineer.

Labour charges for providing earth spike with G.I pipe including fabrication of base frame,painting and fixing as per departmental specification,excluding cost of G.I pipes,M.S Flats,base angles.,

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 Single Conductor Strung Bus/phase

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.

Labour for erection of cable in duct/trench/clamping on structures - neat laying in the ducts with identification Tags,Plastic token 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

Labour for erection of cable in duct/trench/clamping on structures - neat laying in the ducts with identification Tags,Plastic token in all duct corners for easy identification of cables. including fabrication of clamps and fixing at uniform intervals as directed by the field engineer.Above 8 Core

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.16/19mm

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.22/25mm

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).

Labour for Dismantling of Steel Structures Heavy section (14 kg/m and above)

Labour for Dismantling of Steel Structures Light section (below 14 kg/m)

Labour for Dismantling of jumpers/Droppers

Labour for Dismantling of 110 KV Single conductor Strung Bus

Labour for Dismantling of earthspike

Labour charges for Pulling of 2 x 10MVA in Marthandam 110/11 Kv Sub Station

Labour charges for dismantling of busbar and jumper connection of Power/Auto Transformer including disconnection of necessary wiring as directed by the field Engineer.75 MM (1 Length) 6 Nos/Unit at SS

Pull and placing of the Power Transformer at the existing substation placed nearby plinth for Plinth Fabrication Works (38MTX2UNITSX30MTR)

Pull and placing of the Power Transformer at the existing substation pulling from nearby plinth to Plinth after the Plinth fabrication Works (38MTX2UNITSX30MTR)

Labour charges for re-Erection of busbar and jumper connection of Power/Auto Transformer including disconnection of necessary wiring as directed by the field Engineer.75 MM (1 Length) 6 Nos/Unit at SS

HOT OIL CIRCULATION

LABOUR CHARGES FOR DRAINING OF OIL FROM EXISTING 10 MVA,110/11 KV POWER TRANSFORMER USING FILTER MACHINE /OIL PUMP/HOSE ETC. (11500 x 2)

LABOUR CHARGES FOROIL CIRCULATION IN MAIN TANK AND OLTC UNDER HOT OIL CIRCULATION ,VACCUME DRYING WHEREVER APPLICATION AND CIRCULATION OF OIL TILL SATISFYING RESULTS ARE OBTAINED BEFORE COMMISSIONING ( upto 5000 ltr) (5000x2)

For 5000 ltr to 11500 ltr - (6500 x2 = 13000)

LABOUR CHARGES FOR OIL FILLING INTO POWER TRANSFORMER PER Litre (11500 x 2)

GANTRY POLE ERECTION CIVIL WORKS

Earth work excavating, depositing on bank with an initial lead of 10m and lift of 2m ina) Hard stiff clay, stiff black cotton, hard red earth, shales,murram,gravel,stoney earth and earth mixed with small size boulders (PWD sch.rates2020-2021)

PCC 1:3:6 using 40mm HBS jelly including cost of all materials, lead,lift etc., complete without form work.

PCC 1:3:6 using 40mm HBS jelly including cost of all materials, lead,lift etc., complete with form work

Plastering with CM 1:3, 12mm thick including cost of all materials, lead, lift, curing etc., complete

Colour washing two coats with approved cement paint over one coat of white cement primer for outside wall including cost of all materials, labour, lead, lift etc., complete.