Construction of 220 kV S/C Dechu-Tinwari Line with 1X220 kV Bay work at Dechu and Tinwari alongwith stringing of 2nd circuit on existing 132 kV S/C Bhadala-Khetusar Line on D/C towers and 1x132 kV Bay at 132 kV GSS Khetusar on Trunkey basis

Amount

Tower: Fabrication, galvanising and supply of various types of towers (including special towers), & its body / leg (equal & unequal) extensions (complete) including stubs and hangers, D-shackles, Bird Guard, U-Bolt, Pack washer, Anticlimbing devices etc.

High Tensile Steel

Mild Steel

Supply of Bolts & Nuts for towers and stubs (including step bolts & nuts and anti theft bolts & nuts, Spring Washers Etc. )

Supply of Earthing material of Towers

Pipe Type Set

Counter Poise Earthing set

Supply of following Tower Accessories

Danger Plate

Number Plate

Phase Plate (Set of three)

Design, manufacture and supply of following line material. **

Disc Insulator - 70 kN

Porcelein Long Rod Insulators 70 kN

Disc Insulator - 120 kN

Porcelein Long Rod Insulators 120 kN

Hardware Fittings for ACSR Zebra Conductor

Single Suspension H/W fittings for ACSR Zebra Conductor

Single Tension H/W fittings for ACSR Zebra Conductor

Double Suspension H/W fittings for ACSR Zebra Conductor

Double Tension H/W fittings for ACSR Zebra Conductor

Accessories for ACSR Zebra Conductor

Mid Span Compression Joint for ACSR Zebra Conductor

Repair Sleeve for ACSR Zebra Conductor

Preformed Armour Rod for ACSR Zebra Conductor

Vibration Damper for ACSR Zebra Conductor

G.I. Earth Wire 7/3.15 MM

Accessories for 7/3.15 Earth Wire

Strain Assembly for Earth Wire 7/3.15mm WITH COPPER Earth Bond

Suspension Assembly for Earth Wire 7/3.15mm with CU E/B

Vibration damper for Earth Wire 7/3.15mm

Mid span compression joint for Earth Wire 7/3.15mm

Repair sleeve for Earth Wire 7/3.15mm

PG Clamp

Any Other item required for successful completion of work

Note: *One set of installation hardware shall contain all installation hardware fittings as may be required for 1 km of OPGW. ** Quantity indiacted is for evaluation purpose. Actual quantity to be supplied after getting approval from owner. *** Bidder will quote either for Disc or Long Rod or Composit Long Rod insualtors. In case of bidder quote for more than one types of insulators, then in evaluation heighest cost of insulators will be considered.

Description of Work / Item(s)

Amount

MAIN MATERIAL/ ITEMS

Circuit Breakers

132 kV Circuit Breakers

132 kV circuit breakers (3 Ph.) Along with support Structure

Instrument Transformers

Capacitor Voltage Transformer

Single-Phase, 132 kV, 4400 pf CVT

Current Transformer (1-Phase)

500/1 A, 3C (Live Tank Type only)

C&R Panels & SAS system (Complete in all respect, refer Section-V A, B, Part-III, Volume-II)

Substations with RTU/SCADA Based System

132 kV Feeder C&R Panel as per Specification (Conventional Type without BCU)

Upgrade/ New Hardware & Software as required for integration to Existing RTU/SCADA and RAS System

Other Items:

Fiber optic cables, connectors, ethernet cables, jack panels connectors, patch cords etc. for completing the Substation LAN as per specification requirements.

Transducers, Sensors etc. (if not considered in the respective equipment/ items) for accumulating monitoring data as per the specification requirements for switchyards.

Surge Arresters

1.1kV Grade PVC insulated Al. conductor FRLS power cables and copper conductor armoured FRLS control cables [Excluding the wiring required for electrical & Lighting fittings/fixtures installation in control room and other building]

Control Cable (PVC)

4 CX4 Sq. mm

5Cx2.5 sq.mm

14Cx2.5 sq.mm

19Cx2.5 sq.mm

Substation Structures

Standard Lattice Structure [Design, engineering, procurement of materials, fabrication galvaising, proto-assembly, FOR destination delivery & erection including nuts, bolts, gusset plates, base plates, foundation bolts, fixing arrangement for control cabinets/MB of equipments and other accessories for lattice steel structure as per specification requirements]:

Isolators

132 kV (3-Phase) (Horizontal DOUBLE BREAK)

1250A, isolator with one E/S

Post insulators for above Isolator

1250A, isolator without E/S

Post insulators for above Isolator

Switchyard Erection

Busbar & Interconnections

New Substation/ Switchyard

132 kV Line Bay work

132 kV Overhead Jack Bus (for Main & Aux Layout) on Twin ACSR Zebra(220 kV Transformer/Bus-Coupler Bay), Single ACSR Zebra(132 kV Transformer/Bus-Coupler Bay) Single ACSR Panther (Line on ACSR Panther) on Single Panther ( with conductor, busbar material, insulator string, Disc Insulators, hardware, clamps, connectors, spacers etc. as per Substation Layout arrangement and specification requirements [ for 1 Bay]

Single ACSR Panther

Equipment Interconnections to Main Bus, Overhead Bus including Single ACSR Zebra (for Line), Twin ACSR Zebra (forTransformer bay & B/C Bay), bus-bar materials, clamps, connectors, spacers, corona shields, including equipment connectors, Junction box including of all accessories etc. for the following:

132 kV Main & Aux-type layout

Line bay

Earthing & Lightning Protection System

Main, Auxilary Earthmats, Risers etc. for complete earthing in the Switchyard Area

40 mm Dia MS Rod

40mm Dia, 3.2M Long MS Rod Earth Electrode in untreated pit with test link

75X12 mm GS Flat

50X6 mm GS Flat

Earth Enhancing Compound for treated pits as above and other requirement as per specification

Cleat type clamps(8mm thick) for earthing down conductor (10.98 mm dia), 50x12 mm GS Flat and 50x6 mm GS flat

Cu/Al Flexible braids Grounding Conductor connection to MS/GS Flats

Earth Wire for Shielding Protection of Switchyard

7/3.15 Galvenized Steel Wire

Earthwire tension clamps with D Shackle assembly

PG calmp to suit 7/3.15 mm GS earth wire

Cleat clamp on structure to suit 7/3.15 mm GS earth wire/ 50 X 12 mm GS Flat

Pad clamp on structure to suit 7/3.15 mm earth wire and 75 x 12 GS flat

Lug to suit 7/3.15 mm earth wire

Other Clamps, Copper Earth Bond etc. as per layout diagram for erection of Earth Wire

Bay Marshalling KIOSK

200 way (Stud Type Connectors)

Conduits, Cable Trays [Perforated and Ladder Type], Cable Tags, Cable Clamps, Cable Lugs,Cable sealing system, Gland Plates, Junction Boxes, PVC pipes, hume Pipes, Nylon type Trefoil Clamps etc.[Excluding the conduits, junction boxes etc. required for electrical & Lighting fittings/fixtures installation in control room and other building]

Other Steel Structures/ members [items such as Galvenized/ Mild Steel Channels, Angles, Plates, round, joist, Hot dip galvenized Nut-Bolts, Electro Galvenized Spring Washers etc. considered for this component of price schedule] to be designed/ provided by the bidder for the completion of project [This shall not include the steel to be used in the civil works]

PLCC EQUIPMENTS

132 kV Wave trap (1250A, 0.5 mH, 40 kA)

SSB single Channel Carrier Set (40 W) suitable for transmitting Data and super imposed channels along with Remote subscriber facility and emergency calling set.

HF Armoured Coaxial cable having 75 Ohms unbalanced impendance.

5 Pair jelly filled armoured telephone cable having copper conductor of Dia. 0.5 mm

CIVIL WORKS

TOWER/ EQUIPMENT FOUNDATIONS :

Supply of all labour, material for construction of RCC footings and pedestals of any section/size including the cost of excavation in all types of soil/rock, back filling with available approved earth or borrowed/new earth, disposal of surplus earth/rock to the places directed, concrete (RCC M20 Grade and Lean concrete 1:4:8), reinforcement steel,form work ,grouting , underpinning, foundation strengthening in expansive / B.C. soil ,dewatering if required, curing, sundries including mechanism, MK, UPVC pipe etc required for proper operation of equipments and transformer and other items not mentioned herein but required for the completion of the work for the following station towers and equipments support structures including finishing with12 mm thick plaster in CM 1:4 and applying two coats of white/smoke grey weather proof painting coat on all exposed surfaces (top and sides) of foundations as per technical specification, approved drawings and directions of the Engineer- in-charge of work. Note: Top level of foundation shall be decided by the owner. Work shall be got executed as per approved drawing with minimum depth of excavation as 600 mm from Natural Ground Level. Extra depth if any shall be filled with PCC 1:4:8. Any extra cost on account of minimum depth criteria shall deemed to be included in quoted rates.

LATTICE / PIPE STRUCTURE

132 kV LA Support structure

145 kV ,Circuit Breaker

132 kV CT, support structures

132 kV CVT support structures

132 kV Isolator

Marshalling Kiosk

CABLE TRENCH

Construction of cable trenches of required size and depths with stone masonry/brick masonry walls, precast ferro cement covers, water stops, stone/brick (fly ash bricks) including the supply of labour, material, cement, reinforcement steel, steel angles, flats for cable racks with holes for fixing battens and providing P.C.C.(1:4:8) below cable trenches, 20 mm thick cement plaster 1:6 inside completly and out side minimum 300 mm depth, 40mm thick CC flooring 1:2:4 with glass strips in joints and 150 mm thick RCC M20 band on top of masonry with supply and fixing Ferro-cement covers light duty from outer to outer width of cable trench, designed for class 'B' loading with adequate steel reinforcement of required thickness, M S Plate rim, lifting hook, additive and admixtures like plasticizer , shrinkage resistance compound, abrasion resistant, Suitable size angle shall be provided at the corner and junctions of trench for support of covers. 100 mm dia UPVC shall also be provided at 3000 mm c/c on both side of cable trench wall so to entrap the rainy water. a gentle slope of 1 in 500 shall be provided in the flooring till disposal point as per technical specification and approved drawings. (payment shall be made as per actual length). Note:1.Top level of trench shall be decided by the owner, Work shall be got executed as per approved drawing with minimum depth of excavation as 600 mm from Natural Ground Level. Extra depth if any on account of diffrence in level or slope shall be attained by stone/brick masonry. Any extra cost on account of minimum depth criteria shall deemed to be included in quoted rates.

Type C Cable trench

Grading of yard to attain the required finished ground level by means of Earth work in cutting /filling in all type of soil/rock including disposal of surplus excavated unuseful soil /rock or filling the ground with approved non-cohessive soil with compation in layers so as to attain proctor density 90% with all lead lift & cost of soil. At level difference, stone /brick masonry walls of required section shall be provided with coping plaster, painting & weep holes shall deemed to be inclueded in quoted rate of this item.

ANTI WEED TREATMENT AND BASE LAYER OF INTERLOCKING TILES

Providing and fixing of precast concrete interlocking blocks of M 30 grade 60mm thick manufactured from fully computerised automatic stationery hydraullic vibropressed machine and fully computerised automatic batching plant of class A1/A2 as per BS 6717:2001. The CC interlocking paving blocks be laid on average 50mm. thick bed of coarse sand and the joint is to be filled with fine sand. Laying procedure on compacted sub-base as defined. Complete job is to be executed as per the instruction of Engineer incharge. The rates to be inclusive of all lead, Lifts and taxes. General specification of blocks: 1) Shape as defined by Engineer incharge 2) Tensile splitting strength and braking load as per BS 6717:2001 3) Color: Grey cement natural colour 4) Variation in dimension: Less than 1.6mm. 5) Variation in thickness: Less than 3.2mm 6) Abrasion: As per BS: 6717:2001

JELLY SPREADING (Gravelling)

Providing and laying 100mm thick layer of granite/basalt/trap jelly(gravel) of 40mm single size shall be spread over the entire switchyard area as per drawing and directions of engineer incharge of the work. The whole switchyard area (excluding buildings pathway road, drainages, cable trenches, equipments/ structures/ plinths etc.) shall be covered with jelly spreading. The jelly used shall be free from dirt, organic materials and flakes.

Supply & Fixing Barricades to confine Jelly (gravel), which include Supply and fixing cement concrete solid blocks of size 60x(20+25)/2x30 cms (l, b, h) jointed with CM 1:4, made from precast M-20 concrete and laid over 100 mm thick base of PCC 1:4:8 including necessary curing etc. complete. The top of concrete block shall be 100 mm above gravel top with provision of suitable openings for drainage of rain water. The exposed surface of barricades shall be applied with two coat of water proof cement paint.

Providing, Laying & Jointing R.C.C. class NP-2 Non-Pressure pipes (IS : 458mark) of approved make with collars, jointed with C.M. 1:2 or having Spigot and socket ends with flexible rubber rings joint including testing of joints etc. complete for 300 mm dia internal dia pipe including Providing and laying cement concrete 1:5:10 (1 cement : 5 coarse sand : 10 graded stone aggregate 40mm nominal size) upto haunches of S.W. pipes including bed concrete as per standard design and Excavating trenches of required width for pipes cables etc. including excavation for sockets, depth up to required depth including taking out the excavated materials, refilling the soil as required in layers not exceeding 20cm in depth including consolidating each deposited layers by ramming, watering etc., stacking serviceable material for measurements and disposal of unserviceable material as directed, with all lead and lifts in all types of soil, rocks etc complete in all respect.

Add: Any other item bidder may require to complete the works as per specification requirements

Description of Work / Item(s)

Amount

Detail Survey as per tentative route- Which includes the following major activities-Pegging of line route, providing of survey pillar at an interval of 3-4 KM in the line route with required jungle clearance for survey, profile preparation of approved route on graph sheet and marking of offset on either side of line, marking of side clearance for hills, sand dunes etc, as per specification and tower scheduling.

Check survey as per approved route of line which includes- Re-checking of the line route as per approved profile, chainage, tower center marking, pit marking, bisection of angle tower as required at site.

Excavation-Excavation, excluding back filling, including shoring,shuttering, dewatering, etc. upto the required depth as per foundation specification/drawings.

(i) Any soil, soft rock other than hard rock

(ii) Hard Rock (with blasting subject to permission or without blasting)

SETTING OF TEMPLATE & STUB/ANCHOR BOLT:- Setting of template & stub/ anchor bolt & removal after concreting, excluding cost of excavation and concreting but including back filling with excavated/ borrowed earth (with lead & lift) in layers with ramming andwatering as per specification.

(i) Tower including extension upto 9 Meter

(ii) Special tower for any sapn including Extension

(iii) Anchoring of steel in the hard rock foundation and for and for excavation holes up to 0.5 Cum on lift up to 1.5 Mtr.

CONCRETING: Providing and laying cement concrete for all types of foundation as per latest ISS:456 including cement, sand, stone aggregate 20mm nominal size,water etc., preparing surfaces, shuttering, mixing, placing, ramming, curing, finishing as per specification and drawings.

(i) 1:3:6 Mix (M-10)

(iii) 1:1.5:3 Mix (M-20)

(iii) Rate for Mortar ration 1 : 1

STEEL REINFORCEMENT: Cutting, bending, welding of joints if required,fixing and placing of steel reinforcement as per specification and drawings including material.

EARTHING:

(A) Earthing of towers with pipe type earthing excluding the supply of pipes, wires, flats &connectors, but including coke/charcoal, etc.,excavation,augering and backfilling in all types of soil.

(B) Earthing of towers legs with counterpoise typeearthings excluding supply of materialsbut including excavation and backfilling in all types of soil. (i)each set by laying 4 wires each 15m long at a depth of 600mm l.

ERECTION OF TOWERS: Erection of super structures including D-shackles,ACD, Hangers, U-Bolts, step bolts, danger plate, phase plate, number plate etc. Also including tack welding of bolts & nuts upto bottom cross arm/beam level including application of Zinc Rich paint

Erection of tower (with extension upto 9 Meters)

Erection of special tower (with extension)

CONDUCTOR STRINGING: Stringing of ACSR Zebra including hoisting of insulator string, laying, jointing & tensioning of conductor, clamping with Armour rods and fixing of vibration damper per route KM of the line.

(i) Single Conductor

Earthwire Stringing: Stringing of galvanised steel stranded wire including laying, jointing & tensioning, clamping, clipping and fixing vibration damper and earth bond etc.

(i) One No. 7/3.15 mm galvanised wire

Revitment work

(A) Providing and laying cement concrete including curing, compaction etc. complete using stone aggregate 40 mm nominal size (crusher broken) in foundation plinth, using 1 Cement: 5 Sand: 10 aggregate mix.

(B) Random rubble stone massonary for rivetment in 1:5 cement sand mortat including providing and fixing 100 mm dia PCC drain pipe and raised and cut pointing on stone masonary in 1:3 cement sand mortar excluding excavation but including Back filling inside rivetment using excavated/ borrowed earth (with all lead & lift) in layers not exceeding 20cm in depth & consolidating each depositing layer by ramming and watering.

(C) Random rubble dry stone pitching including preparing surface etc. complete with raised & cut pointing in cement sand mortar 1:3, curing etc.

(D) Cement concrete coping grade 1:2:4 (1cement: 2coarse sand :4 graded stone aggregate) rounding off edges etc. but excluding the cost of nosing of steps etc. complete for 75mm thick with 20mm thick nominal size aggregate

(E ) Brick Masanory in foundation & Plinth with bricks of class designation 75 in cement mortar 1:5 ( 1 cement : 5 coarse sand)

( F) Brick on edge flooring with bricks of class designation 75 including pointing in cement mortar ( 1 :3 ) complete laid down on 12 mm thick bed of cement sand mortar 1:6

Any Other Item

Description of Work / Item(s)

Amount

MAIN MATERIAL/ ITEMS

Circuit Breakers

220 kV Circuit Breakers

220kV circuit breakers (3 Ph.) Along with support Structure

Instrument Transformers

Capacitor Voltage Transformer

Single-Phase, 220 kV, 4400 pf CVT

Current Transformer (1-Phase)

1000/1 A, 5C (Live Tank Type only)

C&R Panels & SAS system (Complete in all respect, refer Section-V A, B, Part-III, Volume-II)

Substations with RTU/SCADA Based System

220 kV Feeder C&R Panel as per Specification (Conventional Type without BCU)

Upgrade of Existing Busbar Protection System

Upgrade/ New Hardware & Software as required for integration to Existing RTU/SCADA and RAS System

Other Items:

Fiber optic cables, connectors, ethernet cables, jack panels connectors, patch cords etc. for completing the Substation LAN as per specification requirements.

Transducers, Sensors etc. (if not considered in the respective equipment/ items) for accumulating monitoring data as per the specification requirements for switchyards.

Surge Arresters

Lighting System

Outdoor Lighting & other Works

Lighting Fixture Type FL-1

Lighting Fixture Type FL-2

Outdoor Receptacle

Type-RP

Type-RO

1.1kV Grade PVC insulated Al. conductor FRLS power cables and copper conductor armoured FRLS control cables [Excluding the wiring required for electrical & Lighting fittings/fixtures installation in control room and other building]

Control Cable (PVC)

4 CX4 Sq. mm

5Cx2.5 sq.mm

19Cx2.5 sq.mm

Substation Structures

Standard Lattice Structure [Design, engineering, procurement of materials, fabrication galvaising, proto-assembly, FOR destination delivery & erection including nuts, bolts, gusset plates, base plates, foundation bolts, fixing arrangement for control cabinets/MB of equipments and other accessories for lattice steel structure as per specification requirements]:

Isolators

220 kV (3-Phase) (Horizontal DOUBLE BREAK)

1600A, 50KA, isolator with one E/S

Post insulators for above Isolator

1600A, 50KA, isolator without E/S

Post insulators for above Isolator

1600A, 50KA, isolator without E/S (TANDEM Type)

Post insulators for above Isolator

Switchyard Erection

Busbar & Interconnections

New Substation/ Switchyard

220 kV Switchyard Works:

Extension of Main-I Bus: Extension of bus with conductor, busbar material, insulator string, Disc Insulators, hardware, Clamps, Connectors, spacers etc. as per Layout arrangment of the subsation and specification requirements [for 3 bays]

Extension of Main-II Bus: Extension of Bus with conductor, busbar material, insulator string, Disc Insulators, hardware, Clamps, Connectors, spacers etc. as per Layout arrangment of the subsation and specification requirements [for 3 bays]

Extension of Aux Bus:Extension of Bus with conductor, busbar material, insulator string, Disc Insulators, hardware, Clamps, Connectors, spacers etc. as per Layout arrangment of the subsation and specification requirements [for 3 bays]

220 kV Overhead Jack Bus (for DMT Layout) on Twin ACSR Zebra(Bus-Coupler Bay)/ Single ACSR Zebra (Transformer/ Line on ACSR Zebra) with conductor, busbar material, insulator string (DT/SS), AF Type Disc Insulators/ Porcelain Longrod Insulators, clamps, connectors, spacers etc. as per Substation Layout arrangement and specification requirements [ for 1 Bay]

Single ACSR Zebra

Equipment Interconnections to Main Bus, Overhead Bus including Single ACSR Zebra (for Line), Twin ACSR Zebra (forTransformer bay & B/C Bay), bus-bar materials, clamps, connectors, spacers, corona shields, including equipment connectors, Junction box including of all accessories etc. for the following:

220 kV DMT-type layout

Line bay

Bus Post Insulators (BPI)

Earthing & Lightning Protection System

Main, Auxilary Earthmats, Risers etc. for complete earthing in the Switchyard Area

40 mm Dia MS Rod

40 mm Dia, 3.2 M Long MS Rod Earth Electrodes Directly Driven.

40 mm Dia, 8 M Long MS Rod Earth Electrodes Directly Driven.

75X12 mm GS Flat

50X6 mm GS Flat

Earth Enhancing Compound for treated pits as above and other requirement as per specification

Cleat type clamps(8mm thick) for earthing down conductor (10.98 mm dia), 50x12 mm GS Flat and 50x6 mm GS flat

Cu/Al Flexible braids Grounding Conductor connection to MS/GS Flats

Earth Wire for Shielding Protection of Switchyard

7/3.15 Galvenized Steel Wire

Earthwire tension clamps with D Shackle assembly

PG calmp to suit 7/3.15 mm GS earth wire

Other Clamps, Copper Earth Bond etc. as per layout diagram for erection of Earth Wire

Bay Marshalling KIOSK

200 way (Stud Type Connectors)

Conduits, Cable Trays [Perforated and Ladder Type], Cable Tags, Cable Clamps, Cable Lugs,Cable sealing system, Gland Plates, Junction Boxes, PVC pipes, hume Pipes, Nylon type Trefoil Clamps etc.[Excluding the conduits, junction boxes etc. required for electrical & Lighting fittings/fixtures installation in control room and other building]

PLCC EQUIPMENTS (for both end i.e. 220 kV GSS Dechu and Tinwari

220 kV Wave trap (2000A, 0.5 mH, 40 kA)

SSB single Channel Carrier Set (40 W) suitable for transmitting Data and super imposed channels along with Remote subscriber facility and emergency calling set.

A.F. Protection coupler microprocessor based suitable for Four commands.

Coupling Devices for Phase to Phase coupling having Band width programmable at site with protective Device & balancing transformer matching with line impedance of respective voltage level.

HF Armoured Coaxial cable having 75 Ohms unbalanced impendance.

Telephone Sets (Push Button Type)

5 Pair jelly filled un armoured telephone cable having copper conductor of Dia. 0.5 mm

Add: Any other supply item, if any, bidder may require completing the work as per specification requirements.

Description of Work / Item(s)

Amount

MAIN MATERIAL/ ITEMS

Circuit Breakers

220 kV Circuit Breakers

220kV circuit breakers (3 Ph.) Along with support Structure

Instrument Transformers

Capacitor Voltage Transformer

Single-Phase, 220 kV, 4400 pf CVT

Current Transformer (1-Phase)

1000/1 A, 5C (Live Tank Type only)

C&R Panels & SAS system (Complete in all respect, refer Section-V A, B, Part-III, Volume-II)

Substations with RTU/SCADA Based System

220 kV Feeder C&R Panel as per Specification (Conventional Type without BCU)

Upgrade of Existing Busbar Protection System

Upgrade/ New Hardware & Software as required for integration to Existing RTU/SCADA and RAS System

Other Items:

Fiber optic cables, connectors, ethernet cables, jack panels connectors, patch cords etc. for completing the Substation LAN as per specification requirements.

Transducers, Sensors etc. (if not considered in the respective equipment/ items) for accumulating monitoring data as per the specification requirements for switchyards.

Surge Arresters

Lighting System

Outdoor Lighting & other Works

Lighting Fixture Type FL-1

Lighting Fixture Type FL-2

Outdoor Receptacle

Type-RP

Type-RO

1.1kV Grade PVC insulated Al. conductor FRLS power cables and copper conductor armoured FRLS control cables [Excluding the wiring required for electrical & Lighting fittings/fixtures installation in control room and other building]

Control Cable (PVC)

4 CX4 Sq. mm

5Cx2.5 sq.mm

19Cx2.5 sq.mm

Substation Structures

Standard Lattice Structure [Design, engineering, procurement of materials, fabrication galvaising, proto-assembly, FOR destination delivery & erection including nuts, bolts, gusset plates, base plates, foundation bolts, fixing arrangement for control cabinets/MB of equipments and other accessories for lattice steel structure as per specification requirements]:

Isolators

220 kV (3-Phase) (Horizontal DOUBLE BREAK)

1600A, 50KA, isolator with one E/S

Post insulators for above Isolator

1600A, 50KA, isolator without E/S

Post insulators for above Isolator

1600A, 50KA, isolator without E/S (TANDEM Type)

Post insulators for above Isolator

Switchyard Erection

Busbar & Interconnections

New Substation/ Switchyard

220 kV Switchyard Works:

Extension of Main-I Bus: Extension of bus with conductor, busbar material, insulator string, Disc Insulators, hardware, Clamps, Connectors, spacers etc. as per Layout arrangment of the subsation and specification requirements [for 3 bays]

Extension of Main-II Bus: Extension of Bus with conductor, busbar material, insulator string, Disc Insulators, hardware, Clamps, Connectors, spacers etc. as per Layout arrangment of the subsation and specification requirements [for 3 bays]

Extension of Aux Bus:Extension of Bus with conductor, busbar material, insulator string, Disc Insulators, hardware, Clamps, Connectors, spacers etc. as per Layout arrangment of the subsation and specification requirements [for 3 bays]

220 kV Overhead Jack Bus (for DMT Layout) on Twin ACSR Zebra(Bus-Coupler Bay)/ Single ACSR Zebra (Transformer/ Line on ACSR Zebra) with conductor, busbar material, insulator string (DT/SS), AF Type Disc Insulators/ Porcelain Longrod Insulators, clamps, connectors, spacers etc. as per Substation Layout arrangement and specification requirements [ for 1 Bay]

Single ACSR Zebra

Equipment Interconnections to Main Bus, Overhead Bus including Single ACSR Zebra (for Line), Twin ACSR Zebra (forTransformer bay & B/C Bay), bus-bar materials, clamps, connectors, spacers, corona shields, including equipment connectors, Junction box including of all accessories etc. for the following:

220 kV DMT-type layout

Line bay

Bus Post Insulators (BPI)

Earthing & Lightning Protection System

Main, Auxilary Earthmats, Risers etc. for complete earthing in the Switchyard Area

40 mm Dia MS Rod

40 mm Dia, 3.2 M Long MS Rod Earth Electrodes Directly Driven.

40 mm Dia, 8 M Long MS Rod Earth Electrodes Directly Driven.

75X12 mm GS Flat

50X6 mm GS Flat

Earth Enhancing Compound for treated pits as above and other requirement as per specification

Cleat type clamps(8mm thick) for earthing down conductor (10.98 mm dia), 50x12 mm GS Flat and 50x6 mm GS flat

Cu/Al Flexible braids Grounding Conductor connection to MS/GS Flats

Earth Wire for Shielding Protection of Switchyard

7/3.15 Galvenized Steel Wire

Earthwire tension clamps with D Shackle assembly

PG calmp to suit 7/3.15 mm GS earth wire

Other Clamps, Copper Earth Bond etc. as per layout diagram for erection of Earth Wire

Bay Marshalling KIOSK

200 way (Stud Type Connectors)

Conduits, Cable Trays [Perforated and Ladder Type], Cable Tags, Cable Clamps, Cable Lugs,Cable sealing system, Gland Plates, Junction Boxes, PVC pipes, hume Pipes, Nylon type Trefoil Clamps etc.[Excluding the conduits, junction boxes etc. required for electrical & Lighting fittings/fixtures installation in control room and other building]

PLCC EQUIPMENTS (for both end i.e. 220 kV GSS Dechu and Tinwari)

220 kV Wave trap (2000A, 0.5 mH, 40 kA)

SSB single Channel Carrier Set (40 W) suitable for transmitting Data and super imposed channels along with Remote subscriber facility and emergency calling set.

A.F. Protection coupler microprocessor based suitable for Four commands.

Coupling Devices for Phase to Phase coupling having Band width programmable at site with protective Device & balancing transformer matching with line impedance of respective voltage level.

HF Armoured Coaxial cable having 75 Ohms unbalanced impendance.

Telephone Sets (Push Button Type)

5 Pair jelly filled un armoured telephone cable having copper conductor of Dia. 0.5 mm

CIVIL WORKS

TOWER/ EQUIPMENT FOUNDATIONS :

Supply of all labour, material for construction of RCC footings and pedestals of any section/size including the cost of excavation in all types of soil/rock, back filling with available approved earth or borrowed/new earth, disposal of surplus earth/rock to the places directed, concrete (RCC M20 Grade and Lean concrete 1:4:8), reinforcement steel,form work ,grouting , underpinning, foundation strengthening in expansive / B.C. soil ,dewatering if required, curing, sundries including mechanism, MK, UPVC pipe etc required for proper operation of equipments and transformer and other items not mentioned herein but required for the completion of the work for the following station towers and equipments support structures including finishing with12 mm thick plaster in CM 1:4 and applying two coats of white/smoke grey weather proof painting coat on all exposed surfaces (top and sides) of foundations as per technical specification, approved drawings and directions of the Engineer- in-charge of work. Note: Top level of foundation shall be decided by the owner. Work shall be got executed as per approved drawing with minimum depth of excavation as 600 mm from Natural Ground Level. Extra depth if any shall be filled with PCC 1:4:8. Any extra cost on account of minimum depth criteria shall deemed to be included in quoted rates.

LATTICE / PIPE STRUCTURE

220 kV tower type AT1/AT3

220 kV tower type AT4

220 kV tower type AT8

220 kV ,tower type AT6

220 kV LA Support structure

220 kV ,Circuit Breaker

220 kV CT, support structures

220 kV CVT support structures

220 kV Tendom Isolator (including associated PIs)

220 kV Isolator

Marshalling Kiosk

CABLE TRENCH

Construction of cable trenches of required size and depths with stone masonry/brick masonry walls, precast ferro cement covers, water stops, stone/brick (fly ash bricks) including the supply of labour, material, cement, reinforcement steel, steel angles, flats for cable racks with holes for fixing battens and providing P.C.C.(1:4:8) below cable trenches, 20 mm thick cement plaster 1:6 inside completly and out side minimum 300 mm depth, 40mm thick CC flooring 1:2:4 with glass strips in joints and 150 mm thick RCC M20 band on top of masonry with supply and fixing Ferro-cement covers light duty from outer to outer width of cable trench, designed for class 'B' loading with adequate steel reinforcement of required thickness, M S Plate rim, lifting hook, additive and admixtures like plasticizer , shrinkage resistance compound, abrasion resistant, Suitable size angle shall be provided at the corner and junctions of trench for support of covers. 100 mm dia UPVC shall also be provided at 3000 mm c/c on both side of cable trench wall so to entrap the rainy water. a gentle slope of 1 in 500 shall be provided in the flooring till disposal point as per technical specification and approved drawings. (payment shall be made as per actual length). Note:1.Top level of trench shall be decided by the owner, Work shall be got executed as per approved drawing with minimum depth of excavation as 600 mm from Natural Ground Level. Extra depth if any on account of diffrence in level or slope shall be attained by stone/brick masonry. Any extra cost on account of minimum depth criteria shall deemed to be included in quoted rates.

Type A Cable trench

Type C Cable trench

Grading of yard to attain the required finished ground level by means of Earth work in cutting /filling in all type of soil/rock including disposal of surplus excavated unuseful soil /rock or filling the ground with approved non-cohessive soil with compation in layers so as to attain proctor density 90% with all lead lift & cost of soil. At level difference, stone /brick masonry walls of required section shall be provided with coping plaster, painting & weep holes shall deemed to be inclueded in quoted rate of this item.

ANTI WEED TREATMENT AND BASE LAYER OF INTERLOCKING TILES

Providing and fixing of precast concrete interlocking blocks of M 30 grade 60mm thick manufactured from fully computerised automatic stationery hydraullic vibropressed machine and fully computerised automatic batching plant of class A1/A2 as per BS 6717:2001. The CC interlocking paving blocks be laid on average 50mm. thick bed of coarse sand and the joint is to be filled with fine sand. Laying procedure on compacted sub-base as defined. Complete job is to be executed as per the instruction of Engineer incharge. The rates to be inclusive of all lead, Lifts and taxes. General specification of blocks: 1) Shape as defined by Engineer incharge 2) Tensile splitting strength and braking load as per BS 6717:2001 3) Color: Grey cement natural colour 4) Variation in dimension: Less than 1.6mm. 5) Variation in thickness: Less than 3.2mm 6) Abrasion: As per BS: 6717:2001

JELLY SPREADING (Gravelling)

Providing and laying 100mm thick layer of granite/basalt/trap jelly(gravel) of 40mm single size shall be spread over the entire switchyard area as per drawing and directions of engineer incharge of the work. The whole switchyard area (excluding buildings pathway road, drainages, cable trenches, equipments/ structures/ plinths etc.) shall be covered with jelly spreading. The jelly used shall be free from dirt, organic materials and flakes.

Supply & Fixing Barricades to confine Jelly (gravel), which include Supply and fixing cement concrete solid blocks of size 60x(20+25)/2x30 cms (l, b, h) jointed with CM 1:4, made from precast M-20 concrete and laid over 100 mm thick base of PCC 1:4:8 including necessary curing etc. complete. The top of concrete block shall be 100 mm above gravel top with provision of suitable openings for drainage of rain water. The exposed surface of barricades shall be applied with two coat of water proof cement paint.

Providing, Laying & Jointing R.C.C. class NP-2 Non-Pressure pipes (IS : 458mark) of approved make with collars, jointed with C.M. 1:2 or having Spigot and socket ends with flexible rubber rings joint including testing of joints etc. complete for 300 mm dia internal dia pipe including Providing and laying cement concrete 1:5:10 (1 cement : 5 coarse sand : 10 graded stone aggregate 40mm nominal size) upto haunches of S.W. pipes including bed concrete as per standard design and Excavating trenches of required width for pipes cables etc. including excavation for sockets, depth up to required depth including taking out the excavated materials, refilling the soil as required in layers not exceeding 20cm in depth including consolidating each deposited layers by ramming, watering etc., stacking serviceable material for measurements and disposal of unserviceable material as directed, with all lead and lifts in all types of soil, rocks etc complete in all respect.

ROAD WORK

Construction of unreinforced, dowel jointed plain cement cocrete pavement in 150 mm thickness over and including sub-base of 150 mm thick quarry rubbish and 100 thick PCC 1:4:8 with M 30 grade cement concrete laid in approved side form work(steel channels , laying and fixing 125 micron thick polythene film wedged, steel plates including leveling the form work as per drawing, spreading using shovels, rakes, compacted using needdle, plate and screed vibrator finished in continuous operation including provision of expansion and contraction and construction joints, applying debonding strips, primer, sealant, dowel bars at expansion & construction joints only, curing etc complete including dewatering process with all equipments. work also includes providing and fixing precast cement concrete solid blocks on outer edges of both sides shoulder of size 60x(20+25)/2x30 cms (l, b, h) jointed with CM 1:4, made from precast M-20 concrete and laid over 100 mm thick base of PCC 1:4:8 including necessary curing etc. complete. The concrete block top shall be 100 mm above road top, with provision of suitable openings for drainage of rain water. The exposed surface of concrete blocks shall be applied with two coat of enamel paint, painted black and yellow alternately, and Providing and laying 80 mm thick M 30 interlocking tiles Category A Denated units to key into each other on four faces zig zag shape over 100 mm PCC 1:4:8, complete as per IRC SP 63:2004 specification on shoulders as per approved drawing, specification and direction of engineer incharge(payment shall be made as per actual length).

3.0 Mtr. Wide Road. with shoulders of 0.50 m on both side of CC road

Construction of internal fencing with welded mesh of size 25x25x2.1 mm of 1.5 m height framed in angle iron box of 40x40x5mm placed at every 3000 mm, top and bottom angle section of 40x40x5 mm, 5 rows of barbed wire in 600 mm height or railing in length near control room in 600 mm height above fencing, MS flat of size 40x5 mm shall also be welded along the edges of panels of welded mesh and in center of each panel. Bottom masonry wall of 380mm width in height of 450 mm above finished ground level and 50 mm thick precast CC 1:2:4 coping, plastering etc complete. Box of angle shall be grouted in CC M20 in stone masonry in a depth of 450 mm, with gate/wicket gate 5.0 m/1.2 m wide 2.40 m height made from MS pipe of 50 mm dia, MS hold fast hinges and MS channes box fabricated out of 100x50x5 mm channels duly embeded in RCC columns, with RCC M2O pillars of size 0.6mx0.6 m and 2.70 m height on gate sides including enamel paint on gates and weather proof paint on plastered surface as per approved specifications and drawings and directions of engineer incharge. Gate shall be provided with gate light, required wiring, fixtures and other required accessories. Note: Gate and gate pillar shall be measured along with running meter length of fencing for payments at the quoted rates.

Dismattaling of Single-Phase, 220 kV, 4400 pf CVT

Dismanttaling of 1600A, 50KA, isolator without E/S

Dismattaling of Post insulators for above Isolator

Dismattaling of Steel Structure (AO4-06 Nos. & AO1-02 Nos. )

De-Jumpering work of Bus CVT-06 Nos. & Isolator-02 Nos.)

De-Termination of wiring of CVT-06 Nos. & Isolators-02 Nos.)

Add: Any other item bidder may require to complete the works as per specification requirements

Description of Work / Item(s)

Amount

MAIN MATERIAL/ ITEMS

Circuit Breakers

220 kV Circuit Breakers

220kV circuit breakers (3 Ph.) Along with support Structure

Instrument Transformers

Capacitor Voltage Transformer

Single-Phase, 220 kV, 4400 pf CVT

Current Transformer (1-Phase)

1000/1 A, 5C (Live Tank Type only)

C&R Panels & SAS system (Complete in all respect, refer Section-V A, B, Part-III, Volume-II)

Substations with RTU/SCADA Based System

220 kV Feeder C&R Panel as per Specification (Conventional Type without BCU)

Upgrade of Existing Busbar Protection System

Upgrade/ New Hardware & Software as required for integration to Existing RTU/SCADA and RAS System

Other Items:

Fiber optic cables, connectors, ethernet cables, jack panels connectors, patch cords etc. for completing the Substation LAN as per specification requirements.

Transducers, Sensors etc. (if not considered in the respective equipment/ items) for accumulating monitoring data as per the specification requirements for switchyards.

Surge Arresters

1.1kV Grade PVC insulated Al. conductor FRLS power cables and copper conductor armoured FRLS control cables [Excluding the wiring required for electrical & Lighting fittings/fixtures installation in control room and other building]

Control Cable (PVC)

4 CX4 Sq. mm

5Cx2.5 sq.mm

19Cx2.5 sq.mm

Substation Structures

Standard Lattice Structure [Design, engineering, procurement of materials, fabrication galvaising, proto-assembly, FOR destination delivery & erection including nuts, bolts, gusset plates, base plates, foundation bolts, fixing arrangement for control cabinets/MB of equipments and other accessories for lattice steel structure as per specification requirements]:

Isolators

220 kV (3-Phase) (Horizontal DOUBLE BREAK)

1600A, 50KA, isolator with one E/S

Post insulators for above Isolator

1600A, 50KA, isolator without E/S

Post insulators for above Isolator

1600A, 50KA, isolator without E/S (TANDEM Type)

Post insulators for above Isolator

Switchyard Erection

Busbar & Interconnections

New Substation/ Switchyard

220 kV Switchyard Works:

220 kV Overhead Jack Bus (for DMT Layout) on Twin ACSR Zebra(Bus-Coupler Bay)/ Single ACSR Zebra (Transformer/ Line on ACSR Zebra) with conductor, busbar material, insulator string (DT/SS), AF Type Disc Insulators/ Porcelain Longrod Insulators, clamps, connectors, spacers etc. as per Substation Layout arrangement and specification requirements [ for 1 Bay]

Single ACSR Zebra

Equipment Interconnections to Main Bus, Overhead Bus including Single ACSR Zebra (for Line), Twin ACSR Zebra (forTransformer bay & B/C Bay), bus-bar materials, clamps, connectors, spacers, corona shields, including equipment connectors, Junction box including of all accessories etc. for the following:

220 kV DMT-type layout

Line bay

Bus Post Insulators (BPI)

Earthing & Lightning Protection System

Main, Auxilary Earthmats, Risers etc. for complete earthing in the Switchyard Area

40 mm Dia MS Rod

40 mm Dia, 3.2 M Long MS Rod Earth Electrodes Directly Driven.

75X12 mm GS Flat

50X6 mm GS Flat

Earth Enhancing Compound for treated pits as above and other requirement as per specification

Cleat type clamps(8mm thick) for earthing down conductor (10.98 mm dia), 50x12 mm GS Flat and 50x6 mm GS flat

Cu/Al Flexible braids Grounding Conductor connection to MS/GS Flats

Earth Wire for Shielding Protection of Switchyard

7/3.15 Galvenized Steel Wire

Earthwire tension clamps with D Shackle assembly

PG calmp to suit 7/3.15 mm GS earth wire

Other Clamps, Copper Earth Bond etc. as per layout diagram for erection of Earth Wire

Bay Marshalling KIOSK

200 way (Stud Type Connectors)

Conduits, Cable Trays [Perforated and Ladder Type], Cable Tags, Cable Clamps, Cable Lugs,Cable sealing system, Gland Plates, Junction Boxes, PVC pipes, hume Pipes, Nylon type Trefoil Clamps etc.[Excluding the conduits, junction boxes etc. required for electrical & Lighting fittings/fixtures installation in control room and other building]

Add: Any other supply item, if any, bidder may require completing the work as per specification requirements.

Description of Work / Item(s)

Amount

MAIN MATERIAL/ ITEMS

Circuit Breakers

220 kV Circuit Breakers

220kV circuit breakers (3 Ph.) Along with support Structure

Instrument Transformers

Capacitor Voltage Transformer

Single-Phase, 220 kV, 4400 pf CVT

Current Transformer (1-Phase)

1000/1 A, 5C (Live Tank Type only)

C&R Panels & SAS system (Complete in all respect, refer Section-V A, B, Part-III, Volume-II)

Substations with RTU/SCADA Based System

220 kV Feeder C&R Panel as per Specification (Conventional Type without BCU)

Upgrade of Existing Busbar Protection System

Upgrade/ New Hardware & Software as required for integration to Existing RTU/SCADA and RAS System

Other Items:

Fiber optic cables, connectors, ethernet cables, jack panels connectors, patch cords etc. for completing the Substation LAN as per specification requirements.

Transducers, Sensors etc. (if not considered in the respective equipment/ items) for accumulating monitoring data as per the specification requirements for switchyards.

Surge Arresters

1.1kV Grade PVC insulated Al. conductor FRLS power cables and copper conductor armoured FRLS control cables [Excluding the wiring required for electrical & Lighting fittings/fixtures installation in control room and other building]

Control Cable (PVC)

4 CX4 Sq. mm

5Cx2.5 sq.mm

19Cx2.5 sq.mm

Substation Structures

Standard Lattice Structure [Design, engineering, procurement of materials, fabrication galvaising, proto-assembly, FOR destination delivery & erection including nuts, bolts, gusset plates, base plates, foundation bolts, fixing arrangement for control cabinets/MB of equipments and other accessories for lattice steel structure as per specification requirements]:

Isolators

220 kV (3-Phase) (Horizontal DOUBLE BREAK)

1600A, 50KA, isolator with one E/S

Post insulators for above Isolator

1600A, 50KA, isolator without E/S

Post insulators for above Isolator

1600A, 50KA, isolator without E/S (TANDEM Type)

Post insulators for above Isolator

Switchyard Erection

Busbar & Interconnections

New Substation/ Switchyard

220 kV Switchyard Works:

220 kV Overhead Jack Bus (for DMT Layout) on Twin ACSR Zebra(Bus-Coupler Bay)/ Single ACSR Zebra (Transformer/ Line on ACSR Zebra) with conductor, busbar material, insulator string (DT/SS), AF Type Disc Insulators/ Porcelain Longrod Insulators, clamps, connectors, spacers etc. as per Substation Layout arrangement and specification requirements [ for 1 Bay]

Single ACSR Zebra

Equipment Interconnections to Main Bus, Overhead Bus including Single ACSR Zebra (for Line), Twin ACSR Zebra (forTransformer bay & B/C Bay), bus-bar materials, clamps, connectors, spacers, corona shields, including equipment connectors, Junction box including of all accessories etc. for the following:

220 kV DMT-type layout

Line bay

Bus Post Insulators (BPI)

Earthing & Lightning Protection System

Main, Auxilary Earthmats, Risers etc. for complete earthing in the Switchyard Area

40 mm Dia MS Rod

40 mm Dia, 3.2 M Long MS Rod Earth Electrodes Directly Driven.

75X12 mm GS Flat

50X6 mm GS Flat

Earth Enhancing Compound for treated pits as above and other requirement as per specification

Cleat type clamps(8mm thick) for earthing down conductor (10.98 mm dia), 50x12 mm GS Flat and 50x6 mm GS flat

Cu/Al Flexible braids Grounding Conductor connection to MS/GS Flats

Earth Wire for Shielding Protection of Switchyard

7/3.15 Galvenized Steel Wire

Earthwire tension clamps with D Shackle assembly

PG calmp to suit 7/3.15 mm GS earth wire

Other Clamps, Copper Earth Bond etc. as per layout diagram for erection of Earth Wire

Bay Marshalling KIOSK

200 way (Stud Type Connectors)

Conduits, Cable Trays [Perforated and Ladder Type], Cable Tags, Cable Clamps, Cable Lugs,Cable sealing system, Gland Plates, Junction Boxes, PVC pipes, hume Pipes, Nylon type Trefoil Clamps etc.[Excluding the conduits, junction boxes etc. required for electrical & Lighting fittings/fixtures installation in control room and other building]

CIVIL WORKS

TOWER/ EQUIPMENT FOUNDATIONS :

Supply of all labour, material for construction of RCC footings and pedestals of any section/size including the cost of excavation in all types of soil/rock, back filling with available approved earth or borrowed/new earth, disposal of surplus earth/rock to the places directed, concrete (RCC M20 Grade and Lean concrete 1:4:8), reinforcement steel,form work ,grouting , underpinning, foundation strengthening in expansive / B.C. soil ,dewatering if required, curing, sundries including mechanism, MK, UPVC pipe etc required for proper operation of equipments and transformer and other items not mentioned herein but required for the completion of the work for the following station towers and equipments support structures including finishing with12 mm thick plaster in CM 1:4 and applying two coats of white/smoke grey weather proof painting coat on all exposed surfaces (top and sides) of foundations as per technical specification, approved drawings and directions of the Engineer- in-charge of work. Note: Top level of foundation shall be decided by the owner. Work shall be got executed as per approved drawing with minimum depth of excavation as 600 mm from Natural Ground Level. Extra depth if any shall be filled with PCC 1:4:8. Any extra cost on account of minimum depth criteria shall deemed to be included in quoted rates.

LATTICE / PIPE STRUCTURE

220 kV LA Support structure

220 kV ,Circuit Breaker

220 kV CT, support structures

220 kV CVT support structures

220 kV Tendom Isolator (including associated PIs)

220 kV Isolator

Marshalling Kiosk

CABLE TRENCH

Construction of cable trenches of required size and depths with stone masonry/brick masonry walls, precast ferro cement covers, water stops, stone/brick (fly ash bricks) including the supply of labour, material, cement, reinforcement steel, steel angles, flats for cable racks with holes for fixing battens and providing P.C.C.(1:4:8) below cable trenches, 20 mm thick cement plaster 1:6 inside completly and out side minimum 300 mm depth, 40mm thick CC flooring 1:2:4 with glass strips in joints and 150 mm thick RCC M20 band on top of masonry with supply and fixing Ferro-cement covers light duty from outer to outer width of cable trench, designed for class 'B' loading with adequate steel reinforcement of required thickness, M S Plate rim, lifting hook, additive and admixtures like plasticizer , shrinkage resistance compound, abrasion resistant, Suitable size angle shall be provided at the corner and junctions of trench for support of covers. 100 mm dia UPVC shall also be provided at 3000 mm c/c on both side of cable trench wall so to entrap the rainy water. a gentle slope of 1 in 500 shall be provided in the flooring till disposal point as per technical specification and approved drawings. (payment shall be made as per actual length). Note:1.Top level of trench shall be decided by the owner, Work shall be got executed as per approved drawing with minimum depth of excavation as 600 mm from Natural Ground Level. Extra depth if any on account of diffrence in level or slope shall be attained by stone/brick masonry. Any extra cost on account of minimum depth criteria shall deemed to be included in quoted rates.

Type C Cable trench

Grading of yard to attain the required finished ground level by means of Earth work in cutting /filling in all type of soil/rock including disposal of surplus excavated unuseful soil /rock or filling the ground with approved non-cohessive soil with compation in layers so as to attain proctor density 90% with all lead lift & cost of soil. At level difference, stone /brick masonry walls of required section shall be provided with coping plaster, painting & weep holes shall deemed to be inclueded in quoted rate of this item.

ANTI WEED TREATMENT AND BASE LAYER OF INTERLOCKING TILES

Providing and fixing of precast concrete interlocking blocks of M 30 grade 60mm thick manufactured from fully computerised automatic stationery hydraullic vibropressed machine and fully computerised automatic batching plant of class A1/A2 as per BS 6717:2001. The CC interlocking paving blocks be laid on average 50mm. thick bed of coarse sand and the joint is to be filled with fine sand. Laying procedure on compacted sub-base as defined. Complete job is to be executed as per the instruction of Engineer incharge. The rates to be inclusive of all lead, Lifts and taxes. General specification of blocks: 1) Shape as defined by Engineer incharge 2) Tensile splitting strength and braking load as per BS 6717:2001 3) Color: Grey cement natural colour 4) Variation in dimension: Less than 1.6mm. 5) Variation in thickness: Less than 3.2mm 6) Abrasion: As per BS: 6717:2001

JELLY SPREADING (Gravelling)

Providing and laying 100mm thick layer of granite/basalt/trap jelly(gravel) of 40mm single size shall be spread over the entire switchyard area as per drawing and directions of engineer incharge of the work. The whole switchyard area (excluding buildings pathway road, drainages, cable trenches, equipments/ structures/ plinths etc.) shall be covered with jelly spreading. The jelly used shall be free from dirt, organic materials and flakes.

Supply & Fixing Barricades to confine Jelly (gravel), which include Supply and fixing cement concrete solid blocks of size 60x(20+25)/2x30 cms (l, b, h) jointed with CM 1:4, made from precast M-20 concrete and laid over 100 mm thick base of PCC 1:4:8 including necessary curing etc. complete. The top of concrete block shall be 100 mm above gravel top with provision of suitable openings for drainage of rain water. The exposed surface of barricades shall be applied with two coat of water proof cement paint.

Providing, Laying & Jointing R.C.C. class NP-2 Non-Pressure pipes (IS : 458mark) of approved make with collars, jointed with C.M. 1:2 or having Spigot and socket ends with flexible rubber rings joint including testing of joints etc. complete for 300 mm dia internal dia pipe including Providing and laying cement concrete 1:5:10 (1 cement : 5 coarse sand : 10 graded stone aggregate 40mm nominal size) upto haunches of S.W. pipes including bed concrete as per standard design and Excavating trenches of required width for pipes cables etc. including excavation for sockets, depth up to required depth including taking out the excavated materials, refilling the soil as required in layers not exceeding 20cm in depth including consolidating each deposited layers by ramming, watering etc., stacking serviceable material for measurements and disposal of unserviceable material as directed, with all lead and lifts in all types of soil, rocks etc complete in all respect.

Add: Any other item bidder may require to complete the works as per specification requirements

Description of Work / Item(s)

Amount

Tower: Fabrication, galvanising and supply of various types of towers (including special towers), & its body / leg (equal & unequal) extensions (complete) including stubs and hangers, D-shackles, Bird Guard, U-Bolt, Pack washer, Anticlimbing devices etc.

Towers Members /Pieces - (HT and MS)

Supply of Bolts & Nuts for towers and stubs (including step bolts & nuts and anti theft bolts & nuts, Spring Washers Etc. )

Supply of following Tower Accessories

Phase Plate (Set of three)

Design, manufacture and supply of following line material. **

Disc Insulator - 70 kN

Porcelein Long Rod Insulators 70 kN

Disc Insulator - 120 kN

Porcelein Long Rod Insulators 120 kN

Hardware Fittings for ACSR Panther Conductor

Single Suspension H/W fittings for ACSR Panther Conductor

Single Tension H/W fittings for ACSR Panther Conductor

Double Suspension H/W fittings for ACSR Panther Conductor

Double Tension H/W fittings for ACSR Panther Conductor

Accessories for ACSR Panther Conductor

Mid Span Compression Joint for ACSR Panther Conductor

Repair Sleeve for ACSR Panther Conductor

Preformed Armour Rod for ACSR Panther Conductor

Vibration Damper for ACSR Panther Conductor

Any Other item required for successful completion of work

Note: *One set of installation hardware shall contain all installation hardware fittings as may be required for 1 km of OPGW. ** Quantity indiacted is for evaluation purpose. Actual quantity to be supplied after getting approval from owner. *** Bidder will quote either for Disc or Long Rod or Composit Long Rod insualtors. In case of bidder quote for more than one types of insulators, then in evaluation heighest cost of insulators will be considered.

Description of Work / Item(s)

Amount

CONDUCTOR STRINGING: Stringing of ACSR Panther including hoisting of insulator string, laying, jointing & tensioning of conductor, clamping with Armour rods and fixing of vibration damper per route KM of the line.

(i) Single Conductor

Any Other Item

Description of Work / Item(s)

Amount

MAIN MATERIAL/ ITEMS

Circuit Breakers

132 kV Circuit Breakers

132 kV circuit breakers (3 Ph.) Along with support Structure

Instrument Transformers

Capacitor Voltage Transformer

Single Phase 132 kV , 4400 pf CVT

Current Transformer (1-Phase)

500/1 A, 3C (Live Tank Type only)

C&R Panels & SAS system (Complete in all respect, refer Section-V A, B, Part-III, Volume-II)

Substations with RTU/SCADA Based System

132 kV Feeder C&R Panel as per Specification (Conventional Type without BCU)

Upgrade/ New Hardware & Software as required for integration to Existing RTU/SCADA and RAS System

Other Items:

Fiber optic cables, connectors, ethernet cables, jack panels connectors, patch cords etc. for completing the Substation LAN as per specification requirements.

Transducers, Sensors etc. (if not considered in the respective equipment/ items) for accumulating monitoring data as per the specification requirements for switchyards.

Surge Arresters

1.1kV Grade PVC insulated Al. conductor FRLS power cables and copper conductor armoured FRLS control cables [Excluding the wiring required for electrical & Lighting fittings/fixtures installation in control room and other building]

Control Cable (PVC)

4 CX4 Sq. mm

5Cx2.5 sq.mm

14Cx2.5 sq.mm

19Cx2.5 sq.mm

Substation Structures

Standard Lattice Structure [Design, engineering, procurement of materials, fabrication galvaising, proto-assembly, FOR destination delivery & erection including nuts, bolts, gusset plates, base plates, foundation bolts, fixing arrangement for control cabinets/MB of equipments and other accessories for lattice steel structure as per specification requirements]:

Isolators

132 kV (3-Phase) (Horizontal DOUBLE BREAK)

1250A, isolator with one E/S

Post insulators for above Isolator

1250A, isolator without E/S

Post insulators for above Isolator

Switchyard Erection

Busbar & Interconnections

Line bays on Existing Terminal substation

132 kV Line Bay work

132 kV Overhead Jack Bus (for Main & Aux Layout) on Twin ACSR Zebra(220 kV Transformer/Bus-Coupler Bay), Single ACSR Zebra(132 kV Transformer/Bus-Coupler Bay) Single ACSR Panther (Line on ACSR Panther) on Single Panther ( with conductor, busbar material, insulator string, Disc Insulators, hardware, clamps, connectors, spacers etc. as per Substation Layout arrangement and specification requirements [ for 1 Bay]

Single ACSR Panther

Equipment Interconnections to Main Bus, Overhead Bus including Single ACSR Zebra (for Line), Twin ACSR Zebra (forTransformer bay & B/C Bay), bus-bar materials, clamps, connectors, spacers, corona shields, including equipment connectors, Junction box including of all accessories etc. for the following:

132 kV Main & Aux-type layout

Line bay

Earthing & Lightning Protection System

Main, Auxilary Earthmats, Risers etc. for complete earthing in the Switchyard Area

40 mm Dia MS Rod

40mm Dia, 3.2M Long MS Rod Earth Electrode in untreated pit with test link

75X12 mm GS Flat

50X6 mm GS Flat

Earth Enhancing Compound for treated pits as above and other requirement as per specification

Cleat type clamps(8mm thick) for earthing down conductor (10.98 mm dia), 50x12 mm GS Flat and 50x6 mm GS flat

Cu/Al Flexible braids Grounding Conductor connection to MS/GS Flats

Earth Wire for Shielding Protection of Switchyard

7/3.15 Galvenized Steel Wire

Earthwire tension clamps with D Shackle assembly

PG calmp to suit 7/3.15 mm GS earth wire

Cleat clamp on structure to suit 7/3.15 mm GS earth wire/ 50 X 12 mm GS Flat

Pad clamp on structure to suit 7/3.15 mm earth wire and 75 x 12 GS flat

Lug to suit 7/3.15 mm earth wire

Other Clamps, Copper Earth Bond etc. as per layout diagram for erection of Earth Wire

Bay Marshalling KIOSK

200 way (Stud Type Connectors)

Conduits, Cable Trays [Perforated and Ladder Type], Cable Tags, Cable Clamps, Cable Lugs,Cable sealing system, Gland Plates, Junction Boxes, PVC pipes, hume Pipes, Nylon type Trefoil Clamps etc.[Excluding the conduits, junction boxes etc. required for electrical & Lighting fittings/fixtures installation in control room and other building]

Other Steel Structures/ members [items such as Galvenized/ Mild Steel Channels, Angles, Plates, round, joist, Hot dip galvenized Nut-Bolts, Electro Galvenized Spring Washers etc. considered for this component of price schedule] to be designed/ provided by the bidder for the completion of project [This shall not include the steel to be used in the civil works]

PLCC EQUIPMENTS

132 kV Wave trap (1250 A, 0.5 mH, 40 kA)

SSB single Channel Carrier Set (40 W) suitable for transmitting Data and super imposed channels along with Remote subscriber facility and emergency calling set.

HF Armoured Coaxial having 75 Ohms unbalaned impedance.

5 Pair jelly filled armoured telephone cable having copper conductor of Dia. 0.5 mm

Add: Any other supply item, if any, bidder may require completing the work as per specification requirements.