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Replacing of porcelain disc insulators with composite polymer insulators of 1CNPU feeder

Kerala State Electricity Board

Punnapra-Pallom-Chengalam | Alappuzha, Kerala

Amount: ₹9.7 LCloses: 5 Oct 2026

Timeline

Published22 Sept 2026
Closes5 Oct 2026
Bid Opening9 Oct 2026

Tender Value

₹9.7 L

EMD Value

₹24,300

Closing Date

5 Oct 2026, 3:30 pm

Tender Inviting Organisation

Name

Assistant Executive Engineer

Address

Line Maintenance Sub Division,Alappuzha

Work Description

Replacing of porcelain disc insulators with composite polymer insulators of 1CNPU feeder

Tender Information

Tender ID

2026_KSEB_870710_1

Reference Number

TENDER/2026-27/3239/9 DATED 17-09-2026

Tender Type

Open Tender

Product Category

Electrical Works

Form of Contract

Percentage

Period of Work

120 days

Location

Punnapra-Pallom-Chengalam

Source Website

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Eligibility / Pre-Qualification

Please refer Tender documents.

Documents Required

8 documents required · 8 mandatory

Fee/PreQual/Technical/Finance

RequiredTender Document (.pdf)

RequiredBounden Agreement (.pdf)

RequiredDeclarations (.pdf)

RequiredExperience Certificate (.pdf)

RequiredPower of Attorney for JV (.pdf)

RequiredTurn Over certificate (.pdf)

RequiredCopy of GST,PAN and Registration Certificate (.pdf)

RequiredBoQ (.xls)

Fee & Financial Details

Tender Fee Amount

₹2,360

EMD Fee Amount

₹24,300

Important Dates

Last Activity

22 Sept 2026

Published

22 Sept 2026

Bid Opening

9 Oct 2026

Download Starts

22 Sept 2026

Download Ends

5 Oct 2026

Submission Starts

22 Sept 2026

Clarification Period

22 Sept 2026 - 5 Oct 2026

Bill of Quantities

PercentageBoQ_Ver3.0INR

This is a percentage-rate BOQ. The schedule below shows estimated quantities and rates. Bidders quote a single percentage above or below the total estimated cost.

BoQ1 (9 items)

Sl No	Description	Qty	Unit	Est. Rate	Est. Amount
1Replacing 110kV Suspension insulator
1.01	Dismantling of one set suspension clamp with line conductor from 66 kV/110 kV suspension string after lifting the conductor using special appliances, placing the conductor with suspension clamp on tower cross arm, dismantling the string and lowering the string using rope and pulley, then lifting new composite polymer insulator and placing it to the existing U bolt at cross arm using rope and pulley then lifting the line conductor with suspension clamp and connecting the same to the bottom of composite polymer insulator, then releasing the conductor load to the suspension insulator, etc. as per the direction of department staff	174	Set	1,552.92	₹2,70,208.08
2Replacing 110kV Tension insulator
2.01	Dismantling one set tension string from the 110 kV tension tower and conductor after tensioning the conductor and holding the conductor with the cross arm using special appliances then bringing down the tension string carefully, lifting new composite polymer insulator, connecting new insulator to the U bolt at tower end and tension clamp with conductor at other end, then releasing the conductor load to the tension insulator, etc.complete as per the direction of department staff	69	Set	3,606.07	₹2,48,818.83
2.02	Dismantling one set tension string from the 110 kV tension tower and conductor aftertensioning the conductor and holding the conductor with the cross arm using special appliances then bringing down the tension string carefully, lifting new composite polymer insulator, connecting new insulator to the U bolt at tower end and tension clamp with conductor at other end, then releasing the conductor load to the tension insulator, etc.complete as per the direction of department staff direction of departmental staff. Special tools if available will be supplied at free of cost. (cost index(e) : 1.3132 included in Rate)	27	Set	7,212.13	₹1,94,727.6
3Transporting materials
3.01	Transportation of materials issued departmentally for the work from departmental stores and distribution to locations for erection including storage if necessary, loading and unloading charges with lead of 50 m by head load and initial lift of 1.5m at each end etc. - By lorry over 9km and upto 10km for Insulators and accessories, power conductor accessories and earth conductor accessories etc	11.87	MT	1,140.23	₹13,528.77
3.02	Transportation of materials issued departmentally for the work from departmental stores and distribution to locations for erection - By lorry for every additional km or part there of over 10km, for Insulators and accessories, power conductor accessories and earth conductor accessories	593.25	MT-KM	22.29	₹13,220.58
3.03	Transportation of materials issued departmentally for the work from departmental stores and distribution to locations for erection including storage if necessary, loading and unloading charges with lead of 50 m by head load and initial lift of 1.5m at each end etc. - By Boat over 9km and upto 10km for Insulators and accessories, power conductor accessories and earth conductor accessories etc	11.87	MT	857.09	₹10,169.33
3.04	Transportation of materials issued departmentally for the work from departmental stores and distribution to locations for erection - By Boat for every additional km or part thereof over 10km for Insulators and accessories, power conductor accessories and earth conductor accessories etc	118.65	MT-KM	31.2	₹3,702.07

Documents

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Tender Page Snapshot

details.html

html • 0.04 MB

NIT Documents

Tendernotice_1.pdf

PDF • 0.28 MB

Tendernotice_2.pdf

PDF • 0.26 MB

Work Item Documents

GCC.pdf

Tender Documents • 0.93 MB

BoundenAgreement.pdf

Tender Documents • 0.40 MB

FormofTender.pdf

Tender Documents • 0.97 MB

Declarations.pdf

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Sl No	Description	Qty	Unit	Est. Rate	Est. Amount
1Replacing 110kV Suspension insulator
1.01	Dismantling of one set suspension clamp with line conductor from 66 kV/110 kV suspension string after lifting the conductor using special appliances, placing the conductor with suspension clamp on tower cross arm, dismantling the string and lowering the string using rope and pulley, then lifting new composite polymer insulator and placing it to the existing U bolt at cross arm using rope and pulley then lifting the line conductor with suspension clamp and connecting the same to the bottom of composite polymer insulator, then releasing the conductor load to the suspension insulator, etc. as per the direction of department staff	174	Set	1,552.92	₹2,70,208.08
2Replacing 110kV Tension insulator
2.01	Dismantling one set tension string from the 110 kV tension tower and conductor after tensioning the conductor and holding the conductor with the cross arm using special appliances then bringing down the tension string carefully, lifting new composite polymer insulator, connecting new insulator to the U bolt at tower end and tension clamp with conductor at other end, then releasing the conductor load to the tension insulator, etc.complete as per the direction of department staff	69	Set	3,606.07	₹2,48,818.83
2.02	Dismantling one set tension string from the 110 kV tension tower and conductor aftertensioning the conductor and holding the conductor with the cross arm using special appliances then bringing down the tension string carefully, lifting new composite polymer insulator, connecting new insulator to the U bolt at tower end and tension clamp with conductor at other end, then releasing the conductor load to the tension insulator, etc.complete as per the direction of department staff direction of departmental staff. Special tools if available will be supplied at free of cost. (cost index(e) : 1.3132 included in Rate)	27	Set	7,212.13	₹1,94,727.6
3Transporting materials
3.01	Transportation of materials issued departmentally for the work from departmental stores and distribution to locations for erection including storage if necessary, loading and unloading charges with lead of 50 m by head load and initial lift of 1.5m at each end etc. - By lorry over 9km and upto 10km for Insulators and accessories, power conductor accessories and earth conductor accessories etc	11.87	MT	1,140.23	₹13,528.77
3.02	Transportation of materials issued departmentally for the work from departmental stores and distribution to locations for erection - By lorry for every additional km or part there of over 10km, for Insulators and accessories, power conductor accessories and earth conductor accessories	593.25	MT-KM	22.29	₹13,220.58
3.03	Transportation of materials issued departmentally for the work from departmental stores and distribution to locations for erection including storage if necessary, loading and unloading charges with lead of 50 m by head load and initial lift of 1.5m at each end etc. - By Boat over 9km and upto 10km for Insulators and accessories, power conductor accessories and earth conductor accessories etc	11.87	MT	857.09	₹10,169.33
3.04	Transportation of materials issued departmentally for the work from departmental stores and distribution to locations for erection - By Boat for every additional km or part thereof over 10km for Insulators and accessories, power conductor accessories and earth conductor accessories etc	118.65	MT-KM	31.2	₹3,702.07

Sl No

Description

Qty

Unit

Est. Rate

Est. Amount

1Replacing 110kV Suspension insulator

1.01

Dismantling of one set suspension clamp with line conductor from 66 kV/110 kV suspension string after lifting the conductor using special appliances, placing the conductor with suspension clamp on tower cross arm, dismantling the string and lowering the string using rope and pulley, then lifting new composite polymer insulator and placing it to the existing U bolt at cross arm using rope and pulley then lifting the line conductor with suspension clamp and connecting the same to the bottom of composite polymer insulator, then releasing the conductor load to the suspension insulator, etc. as per the direction of department staff

174

Set

1,552.92

₹2,70,208.08

2Replacing 110kV Tension insulator

2.01

Dismantling one set tension string from the 110 kV tension tower and conductor after tensioning the conductor and holding the conductor with the cross arm using special appliances then bringing down the tension string carefully, lifting new composite polymer insulator, connecting new insulator to the U bolt at tower end and tension clamp with conductor at other end, then releasing the conductor load to the tension insulator, etc.complete as per the direction of department staff

Set

3,606.07

₹2,48,818.83

2.02

Dismantling one set tension string from the 110 kV tension tower and conductor aftertensioning the conductor and holding the conductor with the cross arm using special appliances then bringing down the tension string carefully, lifting new composite polymer insulator, connecting new insulator to the U bolt at tower end and tension clamp with conductor at other end, then releasing the conductor load to the tension insulator, etc.complete as per the direction of department staff direction of departmental staff. Special tools if available will be supplied at free of cost. (cost index(e) : 1.3132 included in Rate)

Set

7,212.13

₹1,94,727.6

3Transporting materials

3.01

Transportation of materials issued departmentally for the work from departmental stores and distribution to locations for erection including storage if necessary, loading and unloading charges with lead of 50 m by head load and initial lift of 1.5m at each end etc. - By lorry over 9km and upto 10km for Insulators and accessories, power conductor accessories and earth conductor accessories etc

11.87

1,140.23

₹13,528.77

3.02

Transportation of materials issued departmentally for the work from departmental stores and distribution to locations for erection - By lorry for every additional km or part there of over 10km, for Insulators and accessories, power conductor accessories and earth conductor accessories

593.25

MT-KM

22.29

₹13,220.58

3.03

Transportation of materials issued departmentally for the work from departmental stores and distribution to locations for erection including storage if necessary, loading and unloading charges with lead of 50 m by head load and initial lift of 1.5m at each end etc. - By Boat over 9km and upto 10km for Insulators and accessories, power conductor accessories and earth conductor accessories etc

11.87

857.09

₹10,169.33

3.04

Transportation of materials issued departmentally for the work from departmental stores and distribution to locations for erection - By Boat for every additional km or part thereof over 10km for Insulators and accessories, power conductor accessories and earth conductor accessories etc

118.65

MT-KM

31.2

₹3,702.07