Modification work of 132kV S/C Line between 220kV GSS Bagru and 132kV GSS Bagru from Loc No.13 to 16 with 500 sq. mm. 132kV XLPE Cable System with termination on 220kV and 132kV Narrow Base Towers (Deposit work of M/s Manipal University, Jaipur)

MAIN MATERIAL/ ITEMS

Overhead Line

Super structure of 220 kV D/C Narrow Base with stub and Cleat for termination of XLPE cable

Super structure of 132 kV D/C Narrow Base with stub and Cleat for termination of XLPE cable

Conductor

ACSR Panther conductor

Panther conductor hardware

a) Single tension hardware

M.S Joint

Repair sleeve

Vibration damper

24 FIBER (DWSM) OPGW Fiber Optic Cable

Installation Hardware for above 24 Fiber OPGW Fiber Optic Cable

Joint Box for (24 Fibre) OPGW Cable

Disc insulator

G.I. Nut-Bolt, Step bolt & spring washer assorted size as per requirement & technical specification

Earthing material

a) Pipe type

Others

a) Number plate

b) Phase plate

c) Danger plate

Underground cable

132 kV, Single Core, 500 Sq. mm XLPE Copper Cable as per foregoing specification requirements

145 kV rated voltage pre-moulded straight through joint suitable for the above underground cable

145 kV rated voltage pre-moulded outdoor end termination kit complete with accessories suitable for the above underground cable

Solid bonding Link box with Link plates, bonding & grounding cable complete with other associated accessories for 1-phase

Galvanized Steel Supporting Structures/arrangement, gantry structure, ladders etc along-with clamps, connectors, nut-bolts, washers, foundation bolts etc. for suitable and safe termination of XLPE cable from terminal towers maintaining statutory clearances and safety as per IE rules

Earthing Material including cast iron pipes with suitable clamps, charcoal, common salt etc.

Terminal connector suitable for ACSR Panther on the Outdoor cable termination to connect cable end termination to ACSR panther Line.

Warning Tapes as per Specification

Optical Fibre Cable and associated accessories/items as per specification (2 Runs of 12 Fibre each)

132 kV class of 120 kV rating LA with grading ring, discharge counter with Milli meter

Line differantial cum distance - Numerical relay with optical interface and LIU

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

Description of Work / Item(s)

SERVICE PART

Over head line

Check survey as per approved route of line which inclused: re-checking of line route as per approved profile, chainage, tower centre marking, pit marking, bisection of angle towers as required at site.

Excavation:- Excavation excluding backfilling including shoring shuttering dewatering etc up to the required depth as per foundation Specification Drawing

(i) Any soil soft rock other than hard rock

Setting of template & stub/anchor or bolts;- Setting of template &Stub/Anchor Bolt & Removal after concreting excluding cost of excavation and concreting but including backfilling with excavated/ borrowed earth (with lead & lift) in layers with ramming and watering as per specification.

(i) Tower Including extension up to 9 meter

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

(ii) 1:3:6 Mix [M-10]

(iv) 1:1.5:3 Mix [M-20]

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, auguring and back filling in all types of soil.

Erection of Tower.- Erection of super structure including D-shackle ACD, Hangers ,Also including tac welding of bolts and nuts up to bottom cross arm/beam level including application of zinc rich paints.

i) Erection of towers (with extension up to 9 meters)

Condutor Stringing: Stringing of ACSR Panther conductor inclusing hoisting of insulator string, laying, jointing & tensioning of conductor, clamping with armour rods & fixing vibration dampers per route KM of the line

(i) Single Conductor

OPGW Cable & Accessories

Joint Box (24 Fibers)

Dismantling of towers:- Dismantling of super structures along-with extensions, having tack welded Bolts & Nuts, including removing of D shackles, hangers, U BoIts, step bolts, ACD, Danger plate, number plate, Phase plate of tower including transportation from site to our store and stacking of all material

(a) 132 KV and 220KV S/C & D/C Towers (all types)

DESTRINGING OF CONDUCTQR/ EARTH WIRE

(A) De-stringing of ACSR panther conductor: Dismantling of vibration dampers and armour rods, removal of conductor from clamps and fitting in rollers, de-tensioning, de-hoisting of insulator string as required and collecting the material & depositing the same in our store and stacking.

(i) Single Conductor

(C) De-stringing of Earth wire/ OPGW

Dismantling of earth bonds, vibration dampers, de-clipping & fitting in rollers, de-tensioning and collecting the material & depositing Ihe same in our store and stacking.

(i) One No. 7/3. 15mm galvanised wire/ OPGW

RESTRINGING OF CONDUCTOR/EARTH WIRE

(A) Restringing of ACSR Panther conductor: Dismantling of vibration dampers and armour rods, fitting in rollers, de-tensioning, holding & lowering of conductor, de-hoisting of insulator string as required, adding/ removing and jointing of conductor, hoisting of insulator string, lifting of conductor into rollers and re-tensioning, jointing, fitting of armour rods and and vibration dampers and clamping per route KM of the line section to be restrung dismantled material not re-used to be deposited in our stores & stacked

(i) Single Conductor

(C) Restringing of earth-wire/ OPGW: De-stringing of earth bond, vibration dampers, de-clipping and fitting in rollers, de-tensioning, holding & lowering of earth-wire/ OPGW, adding/ removing and jointing of earth-wire/ OPGW, lifting into rollers and re-tensioning, jointing, clipping & fitting of vibration dampers & earth-bond per route km of the line section to be restrung. Dismantled material not re-used to be deposited in our stores & stacked

(i) One No. 7/3.15 mm Galvanized Wire/ OPGW

Underground Cable

CABLE INSTALLATION

Surveying of cable route, excavation of trial holes as per field requirement, preparation of cable route profile, drawing of cable laying, final route alignment marking lines and grades/ preparation of final cable route drawing after approval and preparing bill of materials for complete route shown in drawing i.e. between terminal towers

Evaluation of thermal resistivity of soil along cable route (as per technical specification)

Handling, Transportation to site and laying of 132 kV, Single Core, 500 Sq. mm XLPE Copper Cable as per foregoing specification requirements

Establishing of 3-phase single circuit having (3 Phase + 1 spare) 132kV single core, 500 sq. mm copper cable in trefoil/ approved formation along-with pilot fiber cable, providing of Warning tape tagging fixing, pipes for drain & gate crossing as per drawings and specifications in trench by pulling, drawing, etc. including cables, using standard cable installation equipments and as per directions of the engineer in charge and returning of unused items in Store.

Handling and making of straight through joints for 132 kV Single Core 500 Sq, mm Power Cable (XLPE Copper Cable) as per specification

Handling and making of outdoor type cable end terminations for 132 kV single core power cable as per specification

Erection of Galvanized Steel Supporting Structures/ arrangement, gentry structure, ladders etc along-with clamps, connectors, nut-bolts, washers, foundation bolts etc. for suitable and safe termination of XLPE cable from terminal towers maintaining statutory clearances and safety as per IE rules for each phase. (Structure to mount link boxes, cable end termination and surge arrester for each phase)

Erection of solid bonding Link box with Link plates, bonding & grounding cable complete with other associated accessories for 1-phase.

Earthing Material including cast iron pipes with suitable clamps, charcoal, common salt etc. complete set for Cable Circuit(each having 3 core + 1 Spare)

Installation of Terminal connector suitable for ACSR Panther to connect cable end termination to ACSR panther Line.

Installation of 132 kV class of 120 kV rating LA with grading ring, discharge counter with Milli meter

Installation of of underground Optical fiber cable and associated accessories/ items as per specification along-with XLPE cable and termination at the both ends

Retrofitting of protection relays (Line differential cum distance numerical relay with optical interface) and LIU

Charges for conducting pre-commissioning tests as per specification and successful commissioning of circuits

CIVIL WORKS

Cutting Black Bitumen surface up-to any depth including all layers of crust for laying Power Cables etc, staking of useful material and disposal of surplus debris including all leads including barricading, providing danger board/diversion board, lighting, reflectors etc.

Horizontal Direct Drilling (Trenchless Digging) method (with 250mm dia HDPE Pipe of minimum 6 PN and strength complying ISS) wherever open cut method cannot be adopted. (If required) (for single circuit with 3 cable core in each circuit + 1 Spare)

Earth work in excavation for buried cable trenches/foundations including dressing of sides and ramming of bottoms, lift up to 2.5 mtr. including taking out the excavated soil & backfilling of jhiri with watering & ramming , timbering & shoring ( wherever required ) disposal of surplus excavated soil as directed with all lead and lift including barricading, providing danger board/diversion board, lighting, reflectors etc.

Providing and laying of Cement concrete including curing, etc using stone aggregate 40 mm nominal size (crusher broken) in foundation plinth, excluding the cost of shuttering using 1 cement: 4 sand: 8 stone aggregate (For equipment foundation, junction box etc.)

P&L cement concrete in R.C.C. work in foundation ,rafts, footings, strap beams ,bases of columns etc., including curing ,compaction, finishing with rendering in cement sand mortar 1:3 (1cement :3 sand) and making good the joints , excl., the cost of centring and shuttering and reinforcement :M-20 grade mix 1:1.5:3 (1cement:1.5coarse sand : 3 graded stone aggregate 20 mm nominal size (For equipment foundation, junction box , culvert etc.)

Brick wall works, if required

Providing and fabricating steel reinforcement for R.C.C. work bending ,placing in position and binding complete including cost of binding wire in foundation ,raft footing ,strap beams base of column etc., up to plinth level hot rolled deformed (I.S.1139) cold twisted (I.S.1786)bars (For equipment foundation, junction box \ etc.)

Centring and shuttering with plywood or steel plates including strutting, propping bracing both ways with wooden members and removal of formwork for superstructure up to 4.5m height above plinth level for (For equipment foundation, junction box etc.)

Providing & Fixing of steel fabrication made of angles, tees, square bars or other flats black pipe with hold fast and fittings complete as per design and drawing including cutting welding and fabrication with priming coat of red oxide.

Providing ,Laying and Jointing RCC class NP-2 Non Pressure pipes (IS:458 Mark ) of approved make with collars, jointed with CM 1:2 or having Spigot and socket ends with flexible rubber rings joint including testing of joints etc. complete: 450 mm D

Providing & Fixing of Reinforced Ferro Cement Cable Trench Covers designed for 'A' & 'AA' loading duly marked on cover with adequate reinforcement having thickness 75mm to 100 mm anti corrosive bitumen pained MS plate Rim and MS lifting hooks admixtures like plasticizer bond -improving compound, shrinkage resistance compound, abrasion resistant complete as per approved design ( For cable joint box) (For any span)

Providing & Laying HDPE pipe heavy duty of approved make jointed with solvent cement

(i) 250 mm dia.(for single circuit with 3 cable core in each circuit + 1 Spare)

(ii) HDPE PLB Duct for Optical Fiber Cable

Supply and laying inter locking RCC cable covers as per approved drawing

Supply, spreading of clean river sand in the cable trench and cable joint pit as per specification.

Providing & Fixing Cable Route Marker along the route of cable at the spacing of 50 meter etc. as per drawing and site requirement.

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

Universal Cables Limited

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Polycab India Limited

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Universal Cables Limited