Supply, Erection, Testing& Commissioning of 132KV 2x(3+0) 1Cx800sq.mm U/G cable for of 2nd circuit of 132KV D/C Varshamedi-Wankaner line at 132KV Mota Dahisara S/s.(Route Length-1.1Km)

Particulars of Item Unit Supply Qty.

Supply of 76/132 kV(E) 1 core 800 sq. mm.

Aluminium conductor XLPE insulated Copper

1 wire screened,Poly AL-Poly, Aluminium wire Mtr.

armoured,HDPE outer sheathed power cable

AS PER TECHNICAL SPECIFICATION. Drum

length 700 mtr min.

Earthing/Sheath bonding Cable 6.6 kV 1Cx240

2 sq. mm. Copper conductor,XLPE insulated Mtr.

cable as per technical specification

Supply of 1Cx240 sq mm Copper conductor,

3 XLPE insulated Earth continuity cable Mtr.

connecting earth pit to earth pit (1.1 kV class)

Supply of 132 KV Class-SM 7KJ/KV Lightening

4 Arrestor with required all the accessories and Nos.

clamp and connectors to provide on tower end

Supply of Joint suitable for Midpoint bonding

system/ Cross bonding of screen (required for

sheath voltage control ) including copper casing

for power cable considering 1 no. per cable.

Supply of straight through joint including copper

6 casing for power cable considering 1 no. per Nos.

Supply of Dry type self supported End

Termination for power cable suitable for S/S

end & on tower at appx. 40 Mtr height.

Supply of Three phase & single phase earth

Link Box with SVL

Supply of Three phase & single phase earth

Link Box without SVL

Supply of lattice support structure for 132 kV

cable system at sub-station end

Supply of GI tower material 220 kV DD+3 Mtr

extn. GI Monopole suitable for D/C Cable

termination ( 6 nos cable & including Cable MT.

termination & LA mounting arrangement, ladder

etc in all respect (a)Steel Part (MS)

(b) Steel Part(HT) MT.

12 GI Bolts & nuts MT

Fibre Optic Approach Cable ( DWSM - Dual

window single mode, 48F-2 Run for 132kV

double circuit each) - with installation hardware

like ties / clips / cleats, conduits, HDPE ducts,

supports, fittings, accessories etc).(Supply Part)

R0- Erection Part : 132 kV 2x(3+0) 1Cx800 sq. mm U/G cable laying for LILO of 2nd ckt. of 132kV

D/C Varshamedi-Wankaner line at 132KV Mota Dahisara

(Poly-AL-Poly 800 sqmm). ( From LILO Tower ( DD+3) cable termination tower to 132 kV

Motadahisara SS

Description Unit Quantity

Detailed survey for optimum and most feasible route and preparation of

proposal with all detailing

Under ground laying / installation of 132 KV (E),6 Nos. of 1 core 800 sq.

mm. XLPE insulated Power Cable ,Double circuit(3 Nos./circuit) in

trefoil formation with 2 nos. earth continuity cable ( 1No./circuit) and

FOAC cable (As per Annexure -II) (FOAC cable shall be laid in HDPE

pipe - One pipe per FOAC cable) inclusive of all requisite materials (like

sand, pre cast slabs, trefoil clamps(mounted at min. 3 Mtr spacing), phase

identification tag, pre warning tape, route marker, HDPE pipe etc.),

supervision, testing of installation, pre-commissioning tests etc and

associated civil works with open excavation in any type of soil as per

specs & approved drawing. (GETCO/E/132KV-DC/Cable/01. R0)

--do-- but for Road/Nala Crossing with open excavation and laying NP4

class RCC Hume Pipe 1 no. for each trefoil and laying of cable in HDPE

pipe (min. 0.6 Mpa class) 1 no. per cable in trefoil formation ,FOAC cable

3 (As per Enclosed Annexure-II) (FOAC cable shall be laid NP4 class RCC Mtr.

hume pipe & in 40 mm dia HDPE pipe (min. 0.6 Mpa class) - One pipe per

FOAC cable)as per approved drawing. (GETCO/E/132KV-DC/Cable/01.

--do-- but for Crossing with Trenchless digging and laying of cable in

PVC pipe (min. 0.6 Mpa class) 1 no. per cable and trefoil in HDPE pipe

(min. 0.6 Mpa class), FOAC cable (As per Enclosed Annexure-II) (FOAC

cable shall be laid in double HDPE pipe (min. 0.6 Mpa class) - One pipe

per FOAC cable) as per approved drawing. (GETCO/E/132KV-

DC/Cable/01. R0)

Laying/dressing of 132 kV (E) 1 core 800 sq. mm. XLPE insulated Power

Cable for Double circuit ( 6 nos, 1 cable per phase) at both

ends inclusive of all requisite materials (like trefoil clamps, phase

identification tag, Ladder etc.), supervision, testing of installation, pre-

commissioning tests etc and associated civil/mechanical works on

overhead line transmission tower structure / Monopole suitable for cable

5 termination including required fabrication work for providing 4 th cross Job

arm, mounting of Surge Arrester,Ladder and End Termination as per

approved drawing and FOAC cable in HDPE pipe as per instruction.Scope

also includes cable protection arrangement at tower base, jumpering

works on tower with supply of required clamps & connectors and reqiured

maintainance free earth pit ( total 6 nos, 3 nos/ckt) with GI earthing strip

for LA & providing tower earthing as per GETCO standard practice.

Installation of Joint suitable for Midpoint bonding system/ Cross bonding of

screen (required for sheath voltage control ) including copper casing for

power cable complete in all respect including required civil works

considering 1 no. per cable

Installation of straight through joint including copper casing for power

7 cable complete in all respect including required civil works considering 1 Nos.

Installation of Composite Dry type Polymeric Premolded End

Termination for power cable complete in all respect with required

8 fabrication on tower side, Scope also includes suitable clamp and Nos.

connectors etc. complete in all respect with providing maintainance free

earthing pit & GI earthing strip of each cable.

Description Unit Quantity

Installation of Composite Dry type Polymeric Premolded End

Termination for power cable complete in all respect with required

fabrication on lattice support structure at S/S end Scope also includes

Civill work for required lattice galvanized structure, suitable clamp and

connectors etc. complete in all respect, providing maintainance free

earthing pit & GI earthing strip of each phase of cable

Installation of Three phase earth Link Box with SVL for each circuit with

supply & installation of maintainance free earthing pit per circuit &

required GI earthing strip including required fabrication of structure, civil

Installation of Three phase earth Link Box without SVL for each circuit

(Single phase Link box without SVL for spare cable ) with supply &

installation of maintainance free earthing pit per circuit & required GI

earthing strip including required fabrication of structure, civil work if any.

Excavation excluding back filling, but including shoring, shuttering,

dewatering, tree cutting for tower footings, etc. for

(a) Normal soil either dry or wet / sandy soil

(b) Black cotton soil either dry or wet.

(C) Normal Submerge/marine soil where dewatering is necessary

(d) Black cotton Submerge/marine soil where dewatering is necessary

Description Unit Quantity

Installation of steel reinfoorcement in concret foundation including supply

of MS bars, binding wire and their cutting,bending, binding & laying in

19 position as per drawing. MT

Stub Setting Including back fiiling but excluding excavation and concreting

etc. for all type of towers/extensions except special towers.(Weight of

20 Stub,Cleat & Template with Bolt & Nuts of Stub & Template shall be MT

Up to 6mtr extension

Concreting of foundation by M15 (1:2:4) mixture including shoring,

shuttering, dewatering etc. for normal tower / tower with extension up to

21 mtr. (Rates are with cement.) Cu.m

Description Unit Quantity

Concreting of foundation by M20 (1:1.5:3) mixture including shoring,

shuttering, dewatering etc. for normal tower / tower with extension up to

22 mtr. (Rates are with cement.) Cu.m

Grounding of towers with Pipe Type earthing including excavation and

back filling and supply of all materials like 32mm Dia heavy duty 3 mtr

23 Long G.I pipe & 50 x 6 mm G.I flat , bolt - nuts , salt , coal/charcoal etc as Set

Grounding of tower with COUNTER POSE TYPE earthing including

excavation and back filling and supply of all material like GSS Wire, lugs,

24 bolt - nuts , salt , coal/charcoal etc as per drawing. Set

Erection of Super Structure up to 6 mtr extension including tree cutting

fixing of tower accessories,attachments except ACD/DP/NP/PP/CIP and

excluding tack welding of bolts. This includes taking delivery of tower

25 materials and bolt-nuts from GETCO's Store etc. for normal, extension & MT

special towers at destination and keeping them in safe custody and

transporting the same to erection site.

Fixing of Anti-climbing devices incuding supply of Barbed wire.

(except special tower)

Fixing of DP/NP/PP/CIP including supply of plates and supply of GI Bolt

nuts & tack welding as per drawing.

Tack welding of nuts upto approx 10 mtrs height or two bottom most panel

from ground level at three places on the nuts diametrically and applying

29 zinch rich paint immediately after tack welding. Per Bolt

Painting of name of line , location number, colour code and telephone

number on tower for information of concerned substation including supply

30 of paints etc.

Description Unit Quantity

a) all four legs

Laying of Two continuous Runs (no in between splicing) of Fibre Optic Approach Cable ( DWSM - Dual window

single mode, 24F/48F) - with installation hardware like ties / clips / cleats, conduits, HDPE ducts, supports,

fittings, accessories etc) along with 132kV/220kV cable system strictly as per approved method of construction

i.e MOC. Proposed FOAC cable shall be spliced to existing OPGW/FOAC cable after rearranging. Following

shall be strictly followed for installation

- Two to Three rings of extra loop length shall be kept buried underground at foot of both end termination tower

after laying FOAC cable with 132kV/220kV cable as per MOC.

- Each run of FOAC cable length remaining outside the ground level shall be at least two times the height of each

termination tower at both end and it should be brought upto third cross arm of termination tower through HDPE

pipes properly tied with tower.

- Length of FOAC cable (i.e Approximately tower height) after bringing the FOAC cable above third cross shall

be managed in rings by properly fixing clamp arrangement to hold up on end termination tower. Also, each run of

FOAC cable shall be terminated at individual joint box on each termination tower.

- After laying FOAC cable, each length shall be tested for end to end test using power meter and OTDR. Test

Report provided in GETCO technical specification shall be duly sealed and signed with date, name & designation

of testing person, executing contractor and witnessing officer one each from telecom as well as TR/Const.

nominated from respective EE(Telecom) and EE(TR)/EE(const.) respectively.

(1) Complete Installation of OPGW cable (24/48 Fibers) including laying , providing required hardwares, in line

splices to be encased in Fibre Optic Splice Enclosures, Laying & termination of a fibre optic approach cable

required to connect Overhead Fiber Optic Cable (OPGW) between the final in line splice enclosure on the

gantry/tower and the Fibre Optic Distribution Panel (FODP) to be installed within the building at both the sub-

station ends as per technical specification.

(2) Link up of OPGW Cable including all related activities.

(3) After completion of arrangement work of OPGW, for 132kV/220kV line, it shall be tested for End to End test &

test report duly sealed & signed with name and dated signature of testing personal, Witnessing Officer of

GETCO, executing contractor to whom GETCO has placed order as well as concern EE (Const.) alongwith .SOR

files shall be submitted for approval. However, other testing requirement during work execution shall also be

carried out at each stage of work as per standard formats of "Letter- CE (Proj)- Guidelines - OPGW Execution.pdf

" (letter CE(P)/EE(TR-II)/T-1/4281, Dtd: 25.11.2014).

(4) Also, regarding guideline for executing work of OPGW laying on various 400kV, 220kV and 132kV

transmission line, a further addendum to letter "CE (Proj)- Guidelines - OPGW Execution.pdf" has been issued

vide letter CE (Project)/EE (Telecom)/OPGW/1294, Dtd: 13.08.2020.

(5) A joint verification with field officer for work executed/done shall be invariably completed as per standard

revised format-A.

R-0, 132 kV 2x(3+0) 1Cx800 sq. mm U/G cable laying for LILO of 2nd ckt. of 132kV D/C Varshamedi-Wankaner line at

132KV Mota Dahisara (Poly-AL-Poly 800 sqmm). (From LILO Tower ( DD+3) cable termination tower to 132 kV

Motadahisara SS

Ref. 1) DE(Project) Input Mail on Dt.27.06.2025

132 kV 1Cx800 sq. mm XLPE Cable with laying modality 2*(3+0) with trefoil formation is considered .

2 As per Project dept. e-mail and inputs received from field office, 6+1 configuration proposed,

however, as per standard practice for 132KV D/C line, Cable laying modality - 2x(3+0) trefoil

formation with 132 kV 1Cx800 sq. mm Al conductor Poly AL poly cable is considered.

Cable Route Length in ground from LILO tower (DD+3) cable termination tower to existing 132 kV

Mota Dahisara SS : 1100 Rmtr

4 Total cable length is 1155 Rmtr considered as following:

10 mtr loop + 40 Mtr tower height + 1100 mtr. Route Length + 5 mtr Height of SS Support str.

5 LA are considered only at tower end .

6 No spares considered.

7 Scope of supply, erection & foundation of 1 nos of ,220 KV cable termination tower DD+3 - FSBC Soil

open footing foundation is considered in this BOQ subject to location finalized in check survey.

Stringing of 35 meter span from Existing Loc. No. 196 (DD+3) to Proposed Loc. No.1 (Cable

Termination Tower) shall be carried out considering slack span.

In Erection BOQ, stub setting and erection of super-structure considered. However, other erection

9 items i.e. foundation, stringing, earthing etc.) shall be considered by Project dept.

10 220kV M/C NB MDN + 0 Tower is considered instead of DD+0 due to space constraint

11 FSBC Foundation drg not available, hence tentative weight w.r.t WBC soil is considered .