Turnkey Construction of a 132kV Railway Traction Bay at 132kV Dullavchera GSS, AEGCL respectively including Supply of Bay Equipment and line bay materials and associated works etc

Amount

Circuit Breakers with mounting structures and terminal connectors etc.as applicable as per specification

132 kV Gang operated outdoor SF6 Breakers

SIEMENS made Control & Relay Panel with Automation (Simplex Type) complete with BCU, ethernet switch and all accessories as required for SAS integration.

For 132 kV Feeder Capable of integration into Existing SAS (SIEMENS) at Dullavchera GSS

Current Transformers (1-phase) with terminal connectors etc. as per specification

132 kV, 400-200/1-1-1 Line CT

Isolators with insulators, terminal connectors, structures complete etc. as per specification

132 kV horizontal centre break isolator With Single Earth Switch (3-phase)

132 kV horizontal centre break isolator Without Earth Switch (3-Phase)

Lightning Arrester with terminal connectors etc. as per specification

132 kV Lightning Arrester

Post Insulator with terminal connectors etc. as per specification

132 kV Post Insulator

132 kV CVT with terminal connectors etc as per specfication.

Supply of Mounting structures with mounting & foundation bolts as per drawings supplied for

132 kV, 400-200/1-1-1 Line CT

132kV Isolator With Single Earth Switch

132kV Isolator Without Earth Switch

132kV Lightning Arrester

132kV Post Insulator

132kV CVT

Supply and Design of Bay Steel Structures except equipment mounting structures

Column

Column Type 'C1' ( 2 Nos.) [ 2317.41 Kg/ per Column ]

Beams

Beam Type 'B1' ( 2 Nos) [ 751.77 Kg/ per Beam ]

Supply of Power Cables

Supply of Control Cables

Supply of ACSR Panther Conductor

Disc Insulator Strings complete with all hardware fittings, clamps etc.

10 Disc Tension Insulator String

9 Disc Suspension Insulator String

Supply of Earthing System Materials

Main Earh mat (65 x12 mmGI Flat)

65x12 GI flat for risers, equipment earthing, column earthing etc.

50x6 GI flat Earthing conductor for earthing of indoor L.T & control panels, Junction box, Marshalling boxes, cable trenches etc.

40 mm Dia. 3mtr long M.S. rod earth electrode (driven) with test link for each tower with earth peak, LAs & CVTs.

7/3.15mm GSS wire for shielding

Supply of AC supply Bay Marshalling Kiosk along with mounting structure

Clamps and Connectors

Tee connector rigid through type along with all hardware fitting for 132kV LA and suitable for ACSR panther conductor

T Clamp With Connectors and all hardware fittings sutiable for ACSR Panther Conductor

Tee connector rigid through type along with all hardware fitting for 132kV CVT and suitable for ACSR panther conductor

PG clamp With Connectors and all hardware fittings sutiable for ACSR Panther Conductor

Tension fittings for 7/3.15 mm earthwire

Earthwire Connectors (PG Clamps)

Cleat clamps for clamping Earthwire to structure

Pad clamp for clamping earthwire to structure for earthing

Supply of ABT meter with cubicle as per specification (SAMAST Complaince)

Mandatory Spares

For 132 kV SF6 Circuit Breakers

Interrupter

Tripping Coil

Closing Coil

SF6 gas filling Device

For Control & Relay panels

Over current relay

Earth fault relay

Distance protection Relay, line length 16KM

Master Trip Relay

Ethernet Switch

OFC cable 15m length with end termination equioments

Supply of Fire Fighting Equipments

25kg capacity FE DCP type, trolley mounted

FE CO2 6.5KG capacity, wall mounted

Foam type 9 Ltr capacity, wall mounted

Fire Buckets (12 Nos. with stand in one set

Outdoor illumination

LED Flood light fitting with 250W led with all accessories control gears for yard lighting (to be mounted on gantry towers)

Lighting junction box for lights suitable for outdoor installation comprising of 4 Nos CBT M4 Type terminal connectors for light connections Max size 150*150*100mm

Battery Bank

48V DC, 150 AH lead acid battery of VARLA type complete with accessories as per specification with 10% spare acid in non-returnable container (in tier arrangement)

Automatic float and float cum boost charger 50A suitable for 48V 150AH VARLA Battery & Charger as per specification.

Description of Work / Item(s)

Amount

Earth work in excavation by mechanical means (Hydraulic excavator)/ manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, as directed by Engineer-incharge. 2.6.1 All kinds of soil.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:3:6 (1 Cement : 3 coarse sand (zone-III) derived from natural sources : 6 graded stone aggregate 20 mm nominal size derived from natural sources)

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto & above plinth level. Thermo-Mechanically Treated bars of grade Fe-500D or more.

Centering and shuttering including strutting, propping etc. and removal of form work for : Foundations, footings, bases for columns.

Centering and shuttering including strutting, propping etc. and removal of form work for : Columns, piers, abutments, pillars, posts and struts

Dry brick on edge flooring in required pattern with bricks of class designation 7.5 on a bed of 12 mm mud mortar, including filling joints with Jamuna sand, with common burnt clay non modular bricks. (a) Brick on flat soling.

Centering and shuttering including strutting, propping etc. and removal of form work for : Lintels, beams, plinth beams, girders, bressumers and cantilevers

Extra for additional height in centering, shuttering where ever required with adequate bracing, propping etc., including cost of de-shuttering and decentering at all levels, over a height of 3.5 m, for every additional height of 1 metre or part thereof (Plan area to be measured). Suspended floors, roofs, landing, beams and balconies (Plan area to be measured)

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level : 1:1.5:3 (1 cement : 1.5 coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources)

Reinforced cement concrete work in walls (any thickness), includingattached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and struts etc. above plinth level up to floor five level, excluding cost of centering, shuttering, finishing and reinforcement : 1:1.5:3 (1 cement : 1.5 coarse sand(zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources)

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundation and plinth in: Cement mortar 1:4 (1 cement : 4 coarse sand)

Half brick masonry with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V level. Cement mortar 1:4 (1 cement :4 coarse sand).

12 mm cement plaster of mix : 1:4 (1 cement: 4 fine sand)

Applying priming coats with primer of approved brand and manufacture, having low VOC (Volatile Organic Compound ) content. With water thinnable cement primer on wall surface having VOC content less than 50 grams/litre.

Wall painting with acrylic emulsion paint, having VOC (Volatile Organic Compound ) content less than 50 grams/ litre, of approved brand and manufacture, including applying additional coats wherever required, to achieve even shade and colour. Two coats.

Description of Work / Item(s)

Amount

Dismantling of GI tower/Structure members including stocking at required stock yard as instructed by site engineer.

Dismantling of (With structure including all necessary associated works)

132 KV Isolator

132 KV Circuit Breaker

33kV Circuit Breaker

33 KV Isolator

Dismantling of Droppings/Jumpers at

132 KV Isolator- 03 Set. @ 06 nos./ Isolator= 3X 6nos =18 nos

132 kV CT 06 Nos. @ 02 nos./CT= 6X 2nos =12 nos

132 kV PT 3 Nos. @ 01 nos./PT= 3X 1 no. =3 no.

132 kV LA/PI -12 Nos. @ 01 nos./LA/PI= 1X 12 nos =12 nos

Drop at 132 KV Circuit Breaker -02 Nos. @ 06 nos./ CB= 2X 6nos =12 nos

Drop at 33 KV SF6 CB -02 No @ 06 nos./ CB= 2X 6nos = 12 nos

Drop at 33kV PT -06 Nos. @ 01 nos./PT= 1X 6 no. = 6 no.

Drop at 33kV CT -6 Nos. @ 02 nos./CT= 6X 2nos =12 nos

Drop at 33 KV Isolator-06 Set @ 06 nos./ Isolator= 6X 6nos =36 nos

Drop at 33 kv Bus & Bay. For 3 outgoing LV feeder @ 3 nos / feeder=3 feederx3nos.=9 nos.

Dismantaling of 33 KV BUS-I (ACSR Panther)

Skilled Labour

Unskilled Labour

Dismantaling of 33 KV BUS-II (ACSR Panther)

Skilled Labour

Unskilled Labour

Dismantaling of 132 KV Main BUS (ACSR Panther )

Skilled Labour

Unskilled Labour

Dismantaling of 132 KV AUXILLIARY BUS (ACSR Panther )

Skilled Labour

Unskilled Labour

Dismantaling of Abandoned 66 KV BUS (ACSR Panther )

Skilled Labour

Unskilled Labour

Dismantaling of Auxilliary transformer on 33 kV Bus I and shifting to a new position

Skilled Labour

Unskilled Labour

Demolishing of Foundations (RCC work) at different mountings, structures, poles,transformer pads etc. including disposal of debris within 50 mtrs. as directed.

Shifting of 25 MVA, 132/33kV PTR from existing location to new location within the switchyard to free up space for new proposed 132 kV Railway bay

Dismantling and packing of accessories like HV and LV bushings, radiators, conservator tank etc along with dragging of transformer oil and sealing in oil drum and sealing of the transformer by dummy plates.

Dragging of 25 MVA Transformer for a distance of 100 mtr. Total Weight: 49000 kg=49 MT

Installation, testing and commissioning of the 25 MVA, 132/33 kV Transformer

Dismantling of Control and power cables from within the existing cable trenches and storing at a suitable place within switchyard

Description of Work / Item(s)

Amount

Circuit Breakers with mounting structures and terminal connectors etc.as applicable as per specification

132 kV Gang operated outdoor SF6 Breakers

SIEMENS made Control & Relay Panel with Automation (Simplex Type) complete with BCU, ethernet switch and all accessories as required for SAS integration.

For 132 kV Feeder Capable of integration into Existing SAS (SIEMENS) at Dullavchera GSS

Current Transformers (1-phase) with terminal connectors etc. as per specification

132 kV, 400-200/1-1-1 Line CT

Isolators with insulators, terminal connectors, structures complete etc. as per specification

132 kV horizontal centre break isolator With Single Earth Switch (3-phase)

132 kV horizontal centre break isolator Without Earth Switch (3-Phase)

Lightning Arrester with terminal connectors etc. as per specification

132 kV Lightning Arrester

Post Insulator with terminal connectors etc. as per specification

132 kV Post Insulator

132 kV CVT with terminal connectors etc as per specfication.

Supply of Mounting structures with mounting & foundation bolts as per drawings supplied for

132 kV, 400-200/1-1-1 Line CT

132kV Isolator With Single Earth Switch

132kV Isolator Without Earth Switch

132kV Lightning Arrester

132kV Post Insulator

132kV CVT

Supply and Design of Bay Steel Structures except equipment mounting structures

Column

Column Type 'C1' ( 2 Nos.) [ 2317.41 Kg/ per Column ]

Beams

Beam Type 'B1' ( 2 Nos) [ 751.77 Kg/ per Beam ]

Supply of Power Cables

Supply of Control Cables

Supply of ACSR Panther Conductor

Disc Insulator Strings complete with all hardware fittings, clamps etc.

10 Disc Tension Insulator String

9 Disc Suspension Insulator String

Supply of Earthing System Materials

Main Earh mat (65 x12 mmGI Flat)

65x12 GI flat for risers, equipment earthing, column earthing etc.

50x6 GI flat Earthing conductor for earthing of indoor L.T & control panels, Junction box, Marshalling boxes, cable trenches etc.

40 mm Dia. 3mtr long M.S. rod earth electrode (driven) with test link for each tower with earth peak, LAs & CVTs.

7/3.15mm GSS wire for shielding

Supply of AC supply Bay Marshalling Kiosk along with mounting structure

Clamps and Connectors

Tee connector rigid through type along with all hardware fitting for 132kV LA and suitable for ACSR panther conductor

T Clamp With Connectors and all hardware fittings sutiable for ACSR Panther Conductor

Tee connector rigid through type along with all hardware fitting for 132kV CVT and suitable for ACSR panther conductor

PG clamp With Connectors and all hardware fittings sutiable for ACSR Panther Conductor

Tension fittings for 7/3.15 mm earthwire

Earthwire Connectors (PG Clamps)

Cleat clamps for clamping Earthwire to structure

Pad clamp for clamping earthwire to structure for earthing

Supply of ABT meter with cubicle as per specification (SAMAST Complaince)

Mandatory Spares

For 132 kV SF6 Circuit Breakers

Interrupter

Tripping Coil

Closing Coil

SF6 gas filling Device

For Control & Relay panels

Over current relay

Earth fault relay

Distance protection Relay

Master Trip Relay

Ethernet Switch

OFC cable 15m length with end termination equioments

Supply of Fire Fighting Equipments

25kg capacity FE DCP type, trolley mounted

FE CO2 6.5KG capacity, wall mounted

Foam type 9 Ltr capacity, wall mounted

Fire Buckets (12 Nos. with stand in one set

Outdoor illumination

LED Flood light fitting with 250W led with all accessories control gears for yard lighting (to be mounted on gantry towers)

Lighting junction box for lights suitable for outdoor installation comprising of 4 Nos CBT M4 Type terminal connectors for light connections Max size 150*150*100mm

Battery Bank

48V DC, 150 AH lead acid battery of VARLA type complete with accessories as per specification with 10% spare acid in non-returnable container (in tier arrangement)

Automatic float and float cum boost charger 50A suitable for 48V 150AH VARLA Battery & Charger as per specification.

Description of Work / Item(s)

Amount

Erection, testing & commissioning of Circuit Breakers including laying & terminating of LT power and control cables as required

132 kV Gang operated SF6 Breakers

Erection, testing & commissioning of Control & Relay Panels including laying & terminating of LT power and control cables as required

For 132 kV Feeder compatible with existing SAS (SIEMENS) at DULLAVCHERA GSS

Erection, testing & commissioning of Current transformers including laying & terminating of control cables as required

132 kV, 400-200/1-1-1 Line CT

Erection, testing & commissioning of Isolators including laying & terminating of LT power and control cables as required

132 kV With Single Earth Switch

132 kV Without Earth Switch

Erection, testing & commissioning of Lightning Arrester including including laying & terminating of control cables as required

132 kV Lightning Arrester

Erection, testing & commissioning of Post Insulator including including laying & terminating of control cables as required

132 kV Post Insulator

Erection, testing & commissioning of CVT including including laying & terminating of control cables as required

132kV CVT

Erection of Mounting structures for different terminal equipments as required for

132 kV, 400-200/1-1-1 Line CT

132kV Isolator With Single Earth Switch

132kV Isolator Without Earth Switch

132kV Lightning Arrester

132kV Post Insulator

132kV CVT

Erection of Switchyard Lattice Steel Columns

Column Type 'C1' ( 2 Nos.) [ 2317.41 Kg/ per Column ]

Erection of Switchyard Lattice Steel Beams

Beam Type 'B1' ( 2 Nos) [ 751.77 Kg/ per Beam ]

Integration of Control Relay Panel into the existing Substation Automation System (SAS) of SIEMENS made at 132kV Dullavcherra GSS.

Hoisting of Insulator strings, Stringing of Conductors, GI shield wire etc including supply of disc insulator strings, clamps, GI stranded shield wire, connectors etc. As required for whole scope of works

Installation of earthing system with GI flats, electrodes etc. For present scope of area

Construction of Cable Trenches including supply of all materials and labour as per specification and drawing

D Type Trench (Sand Filled)

B Type Trench (1100 * 1050mm)

Illumination

LED Flood light fitting with 250W led with all accessories control gears for yard lighting (to be mounted on gantry towers)

Lighting junction box for lights suitable for outdoor installation comprising of 4 Nos CBT M4 Type terminal connectors for light connections Max size 150*150*100mm

Erection of Bay Marshalling Kiosk as per drawings and specifications including construction of foundation inclusive of supply of all foundation Materials and Labour as directed.

Erection, testing and Commissssioning of ABT Meter as per specification

Erection, testing and Commissssioning Battery Bank

48V DC, 150 AH lead acid battery of VARLA type complete with accessories as per specification with 10% spare acid in non-returnable container (in tier arrangement)

Automatic float and float cum boost charger 50A suitable for 48V 150AH VARLA Battery & Charger as per specification.

Security Fencing

Dismantling of existing security fencing

Construction of new security fencing complete RCC footings, beam bricks etc. as per specification inclusive of material and labour

ET&C of Fire Fighting Equipments

25kg capacity FE DCP type, trolley mounted

FE CO2 6.5KG capacity, wall mounted

Foam type 9 Ltr capacity, wall mounted

Fire Buckets (12 Nos. with stand in one set

Description of Work / Item(s)

Amount

Construction of Foundation Including. Supply of All Foundation Materials & Labour as required for 132kV Circuit Breaker (1 Set)

Excavation (16.21 Cum per breaker)

Filling (10.73 Cum per breaker)

Brick Soiling (8 Sq.m per breaker)

Formwork (15.36 Sq.m per breaker)

PCC (0.46 Cum per breaker)

RCC (4.22 Cum per breaker)

Reinforcement (209.75 Kg per breaker)

Construction of Foundation Including. Supply of All Foundation Materials & Labour as required for 132kV Current Transformer ( 3 Nos.)

Excavation (4.29 Cum per CT)

Filling (3.48 Cum per CT)

Brick Soiling (1.82 Sq.m per CT)

Formwork (6.56 Sq.m per CT)

PCC (0.10 Cum per CT)

RCC (0.52 Cum per CT)

Reinforcement (86.18 Kg per CT)

Construction of Foundation Including. Supply of All Foundation Materials & Labour as required for 132kV CVT (3 Nos.)

Excavation (4.29 Cum per CVT)

Filling (3.48 Cum per CVT)

Brick Soiling (1.82 Sq.m per CVT)

Formwork (6.56 Sq.m per CVT)

PCC (0.10 Cum per CVT)

RCC (0.52 Cum per CVT)

Reinforcement (86.18 Kg per CVT)

Construction of Foundation Including. Supply of All Foundation Materials & Labour as required for 132kV Isolators With/ Without Earth Switch ( 2 Sets)

Excavation (25.13 Cum per Isolator)

Filling (20.40 Cum per Isolator)

Brick Soiling (11.81 Sq.m per Isolator)

Formwork (16.11 Sq.m per Isolator)

PCC (0.72 Cum per Isolator)

RCC (2.83 Cum per Isolator)

Reinforcement (246.07 Kg per Isolator)

Construction of Foundation Including. Supply of All Foundation Materials & Labour as required for 132kV Lightning Arresters( 3 Nos)

Excavation (3.52 Cum per LA)

Filling (2.75 Cum per LA)

Brick Soiling (1.56 Sq.m per LA)

Formwork (3.88 Sq.m per LA)

PCC (0.08 Cum per LA)

RCC (0.54 Cum per LA)

Reinforcement (46.65 Kg per LA)

Construction of Foundation Including. Supply of All Foundation Materials & Labour as required for 132kV Post Insulator ( 6 Nos)

Excavation (3.52 Cum per PI)

Filling (2.75 Cum per PI)

Brick Soiling (1.56 Sq.m per PI)

Formwork (3.88 Sq.m per PI)

PCC (0.08 Cum per PI)

RCC (0.54 Cum per PI)

Reinforcement (46.65 Kg per PI)

Construction of Foundation Including. Supply of All Foundation Materials & Labour as required for Lattice Steel Column ( Column Type (C1), 2Nos.)

Excavation (110.55 Cum per Column)

Filling (97.229 Cum per Column)

Brick Soiling (25.5 Sq.m per Column)

Formwork (23.96 Sq.m per Column)

PCC ( 1.79Cum per Column)

RCC (8.59.Cum per Column)

Reinforcement (855.89 Kg per Column)

Lifting of existing gravels from foundation site to a distance of about 25 mtr including stackin etc (Area:35mX12m=420Sqm)

Breaking of PCC surface of the foundation site and disposal of the same to a distance of about 50 mtr

Providing 80mm thick 1:4:8 PCC for switchyard as per specification and drawing including supply of all material after completion of foundation and earthing work

Providing 100 mm Thick Gravelling over PCC as per specification and drawing including supply of all material

Description of Work / Item(s)

Amount

Supply of Disc Insulator Strings complete with all hardware fittings, clamps etc.

90kN Disc Insulator B&S Type for string insulator (tension)

70kN Disc Suspension Insulator

Supply of ACSR Zebra Conductor

Supply and Design of lattice steel structure for 33 kV Bus

Coulumn Type 'C 5' (6 nos) including nuts and bolts, spring washers and foundation bolts etc complete

Beam Type 'B 5'(09 nos) including nuts and bolts, spring washers etc complete

Isolators with insulators, terminal connectors, structures complete etc. as per specification

33 kV motor operated isolator without E/S with terminal connectors suitable for twin zebra conductor (without mounting structures) for bus section.

Lightning Arrester with terminal connectors etc. as per specification

132 kV Lightning Arrester

33 kV Lightning Arrester

Post Insulator with terminal connectors etc. as per specification

132 kV Post Insulator

33 kV Post Insulator

132 kV CVT with terminal connectors etc as per specfication, for installation in 132kV hailakandi line to obtain 132kV Voltage for metering purpose during shifting of 132kV Bus PT

Supply of Mounting structures with mounting & foundation bolts as per drawings supplied for

132 kV, Transformer CT

33kV Lightning Arrester

33kV Post insulator

132kV Lightning Arrester

132kV CVT

Supply of Power Cables

3 1/2 core 300 sq mm XLPE cable for station service transformer LV to LVAC board

Supply of Control Cables

4C, 2.5 sqmm

Supply of Earthing System Materials

Main Earth mat (65x12mmGI Flat)

65x12mm GI flat for risers, equipment earthing, column earthing etc

50 x 6mm GI Flat Earthing conductor for earthing of indoor LT& Control panels,Junction Box,Marshalling boxes ,Cable trenches etc.

50 x 6mm copper Flat for Earthing of Transformer neutral on HV as well as LV side (2.69kg/mtr)

40mm dia 6.5 mtr long GI rod earth electrode (perforated) earthing of LA, CVT , shield wire etc

Supply of Bay Marshalling Kiosk along with mounting structure for Transformer bay

Supply of Clamps & connector for 33kV & 132 kV bus augmentation at Dullavcherra GSS

For 33 kV Bus

Single tension string with all hardware fittings for twin Zebra for 120 kN Disc Insulator 20 mm dia ball ( without turn buckle bolted type)

Single suspension string with all hardware fittings for twin Zebra for 120 kN Disc Insulator 20 mm dia ball

33kV Isolator twin Pad clamps for ACSR Zebra conductor

spacer suitable for twin Zebra conductor spacing as per sample

33 kV Isolator clamp for twin Zebra bus sectionalizer as per sample

PI clamp for twin Zebra

For 132 kV Bus

Single tension string with all hardware fittings for twin Zebra for 120 kN Disc Insulator 20 mm dia ball ( without turn buckle bolted type)

Single suspension string with all hardware fittings for twin Zebra for 120 kN Disc Insulator 20 mm dia ball

T-clamp suitable for twin zebra to single panther

Spacer for twin zebra

UPG clamps for Zebra to Zebra

Disc insulator (120kN , 20 mm dia ball)

Outdoorillumination

LED Flood light fitting with 250W led with all accessories control gears for yard lighting ( to be mounted on gantry towers)

Lighting junction box for lights suitable for outdoor installation comprising of 4 Nos CBT M4 Type terminal connectors for light connections Max size 150x150x100mm

Supply of GI nuts and bolts, spring washers etc (assorted)

Description of Work / Item(s)

Amount

Supply of Disc Insulator Strings complete with all hardware fittings, clamps etc.

90kN Disc Insulator B&S Type for string insulator (tension)

70kN Disc Suspension Insulator

Supply of ACSR Zebra Conductor

Supply and Design of lattice steel structure for 33 kV Bus

Coulumn Type 'C 5' (6 nos) including nuts and bolts, spring washers and foundation bolts etc complete

Beam Type 'B 5'(09 nos) including nuts and bolts, spring washers etc complete

Isolators with insulators, terminal connectors, structures complete etc. as per specification

33 kV motor operated isolator without E/S with terminal connectors suitable for twin zebra conductor (without mounting structures) for bus section.

Lightning Arrester with terminal connectors etc. as per specification

132 kV Lightning Arrester

33 kV Lightning Arrester

Post Insulator with terminal connectors etc. as per specification

132 kV Post Insulator

33 kV Post Insulator

132 kV CVT with terminal connectors etc as per specfication, for installation in 132kV hailakandi line to obtain 132kV Voltage for metering purpose during shifting of 132kV Bus PT

Supply of Mounting structures with mounting & foundation bolts as per drawings supplied for

132 kV, Transformer CT

33kV Lightning Arrester

33kV Post insulator

132kV Lightning Arrester

132kV CVT

Supply of Power Cables

3 1/2 core 300 sq mm XLPE cable for station service transformer LV to LVAC board

Supply of Control Cables

4C, 2.5 sqmm

Supply of Earthing System Materials

Main Earth mat (65x12mmGI Flat)

65x12mm GI flat for risers, equipment earthing, column earthing etc

50 x 6mm GI Flat Earthing conductor for earthing of indoor LT& Control panels,Junction Box,Marshalling boxes ,Cable trenches etc.

50 x 6mm copper Flat for Earthing of Transformer neutral on HV as well as LV side (2.69kg/mtr)

40mm dia 6.5 mtr long GI rod earth electrode (perforated) earthing of LA, CVT , shield wire etc

Supply of Bay Marshalling Kiosk along with mounting structure for Transformer bay

Supply of Clamps & connector for 33kV & 132 kV bus augmentation at Dullavcherra GSS

For 33 kV Bus

Single tension string with all hardware fittings for twin Zebra for 120 kN Disc Insulator 20 mm dia ball ( without turn buckle bolted type)

Single suspension string with all hardware fittings for twin Zebra for 120 kN Disc Insulator 20 mm dia ball

33kV Isolator twin Pad clamps for ACSR Zebra conductor

spacer suitable for twin Zebra conductor spacing as per sample

33 kV Isolator clamp for twin Zebra bus sectionalizer as per sample

PI clamp for twin Zebra

For 132 kV Bus

Single tension string with all hardware fittings for twin Zebra for 120 kN Disc Insulator 20 mm dia ball ( without turn buckle bolted type)

Single suspension string with all hardware fittings for twin Zebra for 120 kN Disc Insulator 20 mm dia ball

T-clamp suitable for twin zebra to single panther

Spacer for twin zebra

UPG clamps for Zebra to Zebra

Disc insulator (120kN , 20 mm dia ball)

Outdoorillumination

LED Flood light fitting with 250W led with all accessories control gears for yard lighting ( to be mounted on gantry towers)

Lighting junction box for lights suitable for outdoor installation comprising of 4 Nos CBT M4 Type terminal connectors for light connections Max size 150x150x100mm

Supply of GI nuts and bolts, spring washers etc (assorted)

Description of Work / Item(s)

Amount

Erection, testing & commissioning of Circuit Breakers including laying & terminating of LT power and control cables as required

132 kV Gang operated SF6 Breakers

Erection, testing & commissioning of Current transformers including laying & terminating of control cables as required

132 kV, Transformer CT

Erection, testing & commissioning of Isolators including laying & terminating of LT power and control cables as required

132 kV Without Earth Switch

Erection, testing & commissioning of Lightning Arrester including including laying & terminating of control cables as required

132 kV Lightning Arrester

Erection, testing & commissioning of Post Insulator including including laying & terminating of control cables as required

132 kV Post Insulator

Erection, testing & commissioning of CVT including including laying & terminating of control cables as required

132kV CVT

Erection of Mounting structures for different terminal equipments as required for

132 kV, Transformer CT

132kV Isolator With Single Earth Switch

132kV Lightning Arrester

132kV Post Insulator

132kV CVT

ETC of 145 kV PT on bus including construction of foundation and supply of all foundation materials complete in all respect and laying & terminating of LT power and control cable as required

Erection of equipment mounting structure including construction of foundation, backfilling, compacting and supply of all foundation meterials and labour as per supervision of site engineer

33 kV Gang operated SF6 circuit breaker

33 kV CT including marshalling Box

33 kV PT (against 33 kV Bus) Including Marshalling BoX

33 kV Isolators without earth switch

33 kV Lightening Arrestor

33 kV post insulators

Erection, Testing and commissioning including laying of control cables and equipment earthing as required

33 kV Gang operated SF6 circuit breaker

33 kV CT including marshalling Box

33 kV PT (against 33 kV Bus) Including Marshalling BoX

33 kV Isolators without earth switch

33 kV Lightening Arrestor

33 kV post insulators

ETC for lattice type steel structural steel for 33 kV Bus

ETC and construction of foundation including all foundation materials of columns including nuts, bolts, spring washers and foundation bolts etc. complete

Column Type 'C5' ( 6 Nos.)

Erection of Beams including nuts , bolts, spring washers etc.

Beam Type 'B5' (9 Nos)

Integration of Control Relay Panel into the existing Substation Automation System (SAS) of SIEMENS made at 132kV Dullavcherra GSS

Installation of earthing system with GI flats ,electrodes etc for present scope of area

Main Earth mat (65x12mmGI Flat)

65x12 GI flat for risers, equipment earthing, column earthing etc

50 x 6 GI Flat Earthing conductor for earthing of indoor LT & CONTROL PANELS,Junction Box,Marshalling boxes ,Cable trenches etc.

40mm dia 6.5 mtr long GI rod earth electrode (perforated) earthing of LA, CVT , shield wire etc

50 x 6mm copper Flat for Earthing of Transformer neutral on HV as well as LV side (2.69kg/mtr)

Construction of Earthpit as per specification and as directed including supply of all materials

Construction of Cable Trenches including supply of all materials and labour as per specification and drawing

Erection of Bay Marshalling Kiosk as per drawings and specifications including construction of foundation inclusive of supply of all foundation Materials and Labour as directed.

ETC of 250 KVA Station service transformer at new location including construction of foundation and supply of all foundation materials complete

Stringing of 33 kV bus with Zebra conductors including cutting of conductor, Hanging of disc insulator strings for both tension & suspension insulators along with twin jumpering with clamps and conductors etc.complete in all respect as directed

skilled labour

unskilled labour

Stringing of 132 kV bus with Zebra conductors including cutting of conductor, Hanging of disc insulator strings for both tension & suspension insulators along with twin jumpering with clamps and conductors etc.complete in all respect as directed

skilled labour

unskilled labour

Laying of LT power Cable for Station service transformer (300 Sqmm, 3 1/2 core)

Description of Work / Item(s)

Amount

Construction of Foundation Including. Supply of All Foundation Materials & Labour as required for 132kV Circuit Breaker (2 Set)

Excavation (16.21 Cum per breaker)

Filling (10.73 Cum per breaker)

Brick Soiling (8 Sq.m per breaker)

Formwork (15.36 Sq.m per breaker)

PCC (0.46 Cum per breaker)

RCC (4.22 Cum per breaker)

Reinforcement (209.75 Kg per breaker)

Construction of Foundation Including. Supply of All Foundation Materials & Labour as required for 132kV Current Transformer ( 6 Nos.)

Excavation (4.29 Cum per CT)

Filling (3.48 Cum per CT)

Brick Soiling (1.82 Sq.m per CT)

Formwork (6.56 Sq.m per CT)

PCC (0.10 Cum per CT)

RCC (0.52 Cum per CT)

Reinforcement (86.18 Kg per CT)

Construction of Foundation Including. Supply of All Foundation Materials & Labour as required for 132kV CVT (3 Nos.)

Excavation (4.29 Cum per CVT)

Filling (3.48 Cum per CVT)

Brick Soiling (1.82 Sq.m per CVT)

Formwork (6.56 Sq.m per CVT)

PCC (0.10 Cum per CVT)

RCC (0.52 Cum per CVT)

Reinforcement (86.18 Kg per CVT)

Construction of Foundation Including. Supply of All Foundation Materials & Labour as required for 132kV Isolators With/ Without Earth Switch( 3 Sets)

Excavation (25.13 Cum per Isolator)

Filling (20.40 Cum per Isolator)

Brick Soiling (11.81 Sq.m per Isolator)

Formwork (16.11 Sq.m per Isolator)

PCC (0.72 Cum per Isolator)

RCC (2.83 Cum per Isolator)

Reinforcement (246.07 Kg per Isolator)

Construction of Foundation Including. Supply of All Foundation Materials & Labour as required for 132kV Lightning Arresters( 6 Nos)

Excavation (3.52 Cum per LA)

Filling (2.75 Cum per LA)

Brick Soiling (1.56 Sq.m per LA)

Formwork (3.88 Sq.m per LA)

PCC (0.08 Cum per LA)

RCC (0.54 Cum per LA)

Reinforcement (46.65 Kg per LA)

Construction of Foundation Including. Supply of All Foundation Materials & Labour as required for 132kV Post Insulator ( 6 Nos)

Excavation (3.52 Cum per PI)

Filling (2.75 Cum per PI)

Brick Soiling (1.56 Sq.m per PI)

Formwork (3.88 Sq.m per PI)

PCC (0.08 Cum per PI)

RCC (0.54 Cum per PI)

Reinforcement (46.65 Kg per PI)

Earthwork in filling, leveling, compacting, grading etc as per site requirement and technical specification to filling XLPE cable trench for utilization of area in railway bay construction

Supply of earth for filling (applicable for earth supplied from outside substation area)+ filling, levelling, campacting, grading etc as per site condition and technical specifications as directed (volume 120x1x1m=120 cum)

Lifting of existing gravels from foundation site to a distance of about 25 mtr including stacking etc. Area (17 x 12m+17x12m+10x8m+10x8) = 568 Sqm)

Breaking of PCC surface of the foundation site and disposal of the same to a distance of about 50 mtr.

Providing 80 mm thick 1:4:8 PCC for switchyard as per specification and drawing including supply of all material after completion of foundation and earthing work

Providing 100 mm Thick gravelling over PCC as per specification and drawing including supply of all material

Description of Work / Item(s)

Amount

Earth work in excavation by mechanical means (Hydraulic excavator)/ manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, as directed by Engineer-incharge. 2.6.1 All kinds of soil.

PCC work of 1:3:6 (1 Cement : 3 coarse sand (zone-III) derived from natural sources : 6 graded stone aggregate 20 mm nominal size derived from natural sources)

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto & above plinth level. Thermo-Mechanically Treated bars of grade Fe-500D or more.

Centering and shuttering including strutting, propping etc. and removal of form work for : Foundations, footings, bases for columns.

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level : 1:1.5:3 (1 cement : 1.5 coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources)

Structural steel work in single section, fixed with or without connecting plate, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

Supplying, filling, spreading & leveling stone boulders of size range 5 cm to 20 cm, in recharge pit, in the required thickness, for all leads & lifts, all complete as per direction of Engineer-in-charge.

Mega Electricals

HI-TECH CORPORATION

HI-TECH CORPORATION

HI-TECH CORPORATION

Mega Electricals

HI-TECH CORPORATION

HI-TECH CORPORATION

HI-TECH CORPORATION

Mega Electricals

HI-TECH CORPORATION

Mega Electricals