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Tender Value
₹86.3 L
EMD Value
₹1.7 L
Closing Date
25 Jun 2026, 11:00 pm
Karnataka Power Transmission Corporation Limited
Re-arrangement/Shifting of existing 66kV DC Line Hoody-Pottery road (Hoskote-1), Hoody-Hoskote (Hoskote-2) from existing 66kV T.No 14 to T.No 18 in Avalahalli and Medahalli village(Yellamma Lake) in TLM Hoody sub-division in the jurisdiction of South Operation Circle, KPTCL, Bangalore on total turnkey basis on percentage basis
305862
KPTCL/2025-26/EL/WORK_INDENT3052/CALL-4
Open
Electrical
KPTCL SEE Transmission And Mantainance Circle BMAZ South Bengaluru
4 documents required · 0 mandatory · 4 optional
The bidder should have satisfactorily completed in the last five years at least one work of Construction of Stations/ Transmission Lines/ Errection of Towers/Maintenance or rectification work of EHV Transmission lines/One Terminal Bay of 66kv class or above voltage class on Total Turn key, Partial Turnkey basis for the last five financial years in KPTCL/PGCIL/NHPC/NTPC/any Govt., or public sector undertakings & produce experience and performance certificate duly signed by competent authorities not below the rank of the Executive Engineer Electrical which shall be in satisfactory service for a period of One year prior to date of submission of the Bid
No deviation Certificate
Self declaration regarding Risk & Cost
The Bidder should possess valid Super Grade Electrical Contractors License issued by the Government of Karnataka as on the date of Bid Submission
The Bidder shall have adequate knowledge of Sub-stations and Transmission lines, design, procedure including quality control and shall have infrastructure and errection facilities and capacity to execute the works
Pan Certificate
The Bidder shall upload Certificate regarding restrictions on procurement from a Bidder of a country which shares a land border with India in the format as specified in the clause No. 1.5 of Annexure XVIII of the tender documents
Certificate is to be uploaded by the Bidder agreeing to source the equipment/Material for the work from approved vendors who meet the eligibility clauses regarding restrictions on procurement from a country which shares a land border
The bidder should provide detailed information on any litigation or arbitration arising out of contracts completed or under execution by it over the preceding five years
An undertaking to source the supply of equipment/material from KPTCL approved vendors only as per the QR for vendor registration
The Bidder must not have Black listed by KPTCL/ESCOMS/other electrical utilities/who are in the business of distribution of power
Goods and service tax registration certificate issued by GOI
ESI and EPF Certificate
The Bidder should upload power of attorney on stamp paper as per stamp duty
Letter of undertaking
Any other relevant document mentioned in tender document
Bidders shall submit audited financial reports for last five years preceding the date of bid submission duly certified by Registered Chartered Accountant. Minimum Average Annual Turnover (MAAT) of the bidder for best three years out of last five financial years ending on March or December as the case may be shall not be less than 1.5 times amount put to Tender
₹2,160
₹1.7 L
11 Jun 2026
11 Jun 2026
30 Jun 2026
20 Jun 2026
Karnataka Power Transmission Corporation Limited
KPTCL/SEE/Tr(M)/BMAZ(S)/EE(O)/AEE1/24-25/EPR-66,Dated: 07.01.2025
Tender for Re-arrangement/Shifting of existing 66kV DC Line Hoody-Pottery road (Hoskote-1), Hoody-Hoskote (Hoskote-2) from existing 66kV T.No 14 to T.No 18 in Avalahalli and Medahalli village(Yellamma Lake) in TLM Hoody sub-division, KPTCL, Bangalore., in the jurisdiction of BMAZ South Circle.
TECHNO - COMMERCIAL SHEETS:TCS-1
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
KPTCL/SEE/Tr(M)/BMAZ(S)/EE(O)/AEE1/24-25/EPR-66,Dated: 07.01.2025
Tender for Re-arrangement/Shifting of existing 66kV DC Line Hoody-Pottery road (Hoskote-1), Hoody-Hoskote (Hoskote-2) from existing 66kV T.No 14 to T.No 18 in Avalahalli and Medahalli village(Yellamma Lake) in TLM Hoody sub-division, KPTCL, Bangalore., in the jurisdiction of BMAZ South Circle.
Commercial Terms and Conditions
Sl. No. Terms & Conditions As per tender Name of the Firm
1 Name of the Firm To be furnished by the bidder
2 Place of Manufacture To be furnished by the bidder
3 Bid Security/EMD AS per clause 4.0 of IFB
4 Bid Validity AS per clause 23.0 of ITB
6 Work Experience Clause 3.2(b) of Section–I, IFB, Volume-I.
8 Prices Clause 12.0 of Section–II, Instruction to Bidder-ITB, Volume-I.
9 Rebates From bidder (if any)
10 Statutary Payments As Applicable
11 Taxes & Levies As Applicable
12 Payment Terms Clause 34.0 of General Conditions of Contract and Clause 8.0 Special Conditions of Contract-SCC
13 Warranty/Guarantee Clause No. 15.0 Section -III GTC of Vol - I
14 Penalty for delay in supplies Clause No. 14.0 of GCC and Clause No. 13.0 of SCC
15 Period of Completion Clause 10.0 Special Conditions of Contract-SCC,
16 Termination of contract As per Clause 45.0 of GCC
17 Performance Security Clause 39.0 of ITB,Clause 32.0 of GCC,
18 Guaranteed Technical Particulars To be furnished by the bidder in the schedules of the Technical Sheets
Place Desgination
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
KPTCL/SEE/Tr(M)/BMAZ(S)/EE(O)/AEE1/24-25/EPR-66,Dated: 07.01.2025
Tender for Re-arrangement/Shifting of existing 66kV DC Line Hoody-Pottery road (Hoskote-1), Hoody-Hoskote (Hoskote-2) from existing 66kV T.No 14 to T.No 18 in Avalahalli and Medahalli village(Yellamma Lake) in TLM Hoody sub-division, KPTCL, Bangalore., in the jurisdiction of BMAZ South Circle.
COMMERCIAL DEVIATION
BIDDER'S NAME AND ADDRESS: To,
Superintending Engineer (Elec.), Tr(M), BMAZ South Circle, KPTCL, Bangalore
We agree to provide all original Documents in support of the information provided for verification upon request.
We understand that the electonic bid submitted by us is a valid offer in accordance with IT Act.
We are fully aware of the electronic bid formalities and abide by the same.
If you are not deviating from any of the clauses mentioned please key in as 'NO DEVIATION' in the space provided.
I have read each of the Clauses mentioned in INVITATION FOR BIDS , INSTRUCTION TO BIDDERS, GENERAL CONDITIONS OF CONTRACT, SPECIAL CONDITIONS OF CONTRACT and COMMERCIAL TERMS AND CONDITIONS.
The following are the commercial Deviations and Variations from and exceptions to the Specifications and documents for the subject work Package Specification No ---------These deviations and variations are exhaustive. Except these varitions and deviations, the entire work shall be performed as per your specifications and documents.
Sl NO. VOLUME SECTION CLAUSE NO. DESC. AS PER SPECIFICATION STATEMENT OF DEVIATIONS/ VARIATIONS
Note:Deviations specified elsewhere in the specification will not be considered.
Place Designation
Please fill Only in the Light Blue Couloured Cell.
Please key in the Sl. No., Volume, Section, Clause, Desc. as given in Booklet and finally your Statement of Deviation/Variations.
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
KPTCL/SEE/Tr(M)/BMAZ(S)/EE(O)/AEE1/24-25/EPR-66,Dated: 07.01.2025
Tender for Re-arrangement/Shifting of existing 66kV DC Line Hoody-Pottery road (Hoskote-1), Hoody-Hoskote (Hoskote-2) from existing 66kV T.No 14 to T.No 18 in Avalahalli and Medahalli village(Yellamma Lake) in TLM Hoody sub-division, KPTCL, Bangalore., in the jurisdiction of BMAZ South Circle.
TECHNICAL DEVIATION
BIDDER'S NAME AND ADDRESS: To
Superintending Engineer (Elec.), Tr(M), BMAZ South Circle, KPTCL, Bangalore
We agree to provide all original Documents in support of the information provided for verification upon request.
We understand that the electonic bid submitted by us is a valid offer in accordance with IT Act.
We are fully aware of the electronic bid formalities and abide by the same.
If you are not deviating from any of the clauses mentioned please key in as 'NO DEVIATION' in the space provided.
The following are the Technical Deviations and Variations from and exceptions to the Specifications and documents for the subject work Package Specification No ---------------.These deviations and variations are exhaustive.Except these deiviations and variations, the entire work shall be performed as per your specification and documents.
Sl. NO. VOLUME SECTION CLAUSE NO. DESC. AS PER SPECIFICATION STATEMENT OF DEVIATIONS/VARIATIONS
Note : Deviations specified elsewhere in the specification will not be considered.
Place Designation
Please key in the SlNo., Volume , Section , Clause , Desc. as given in Booklet and finally your Statement of Deviation/ Variations.
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
KPTCL/SEE/Tr(M)/BMAZ(S)/EE(O)/AEE1/24-25/EPR-66,Dated: 07.01.2025
Tender for Re-arrangement/Shifting of existing 66kV DC Line Hoody-Pottery road (Hoskote-1), Hoody-Hoskote (Hoskote-2) from existing 66kV T.No 14 to T.No 18 in Avalahalli and Medahalli village(Yellamma Lake) in TLM Hoody sub-division, KPTCL, Bangalore., in the jurisdiction of BMAZ South Circle.
BIDDER'S NAME AND ADDRESS: To
Superintending Engineer (Elec.), Tr(M), BMAZ South Circle, KPTCL, Bangalore
Following is the list of earlier(erection/turnkey) orders executed by us, the details of which are being furnished by us in support of qualifying requirements for above package. Further, we also give below the details of orders in hand.
Sl. No. Customer Details of Stations/ Tr. Lines executed/ Intermediate Towers Erected Length of Transmission Line in route Km. No. of Intermediate Towers Erected DWA No./Date Date of Commissioning Users Certificates for sucessful operation Remarks
I List of Works on total Turnkey executed
Sl. No. Customer Details of Stations/ Tr. Lines executed/ Intermediate Towers Erected Length of Transmission Line in route Km. No. of Intermediate Towers Erected DWA No./Date Date of Commissioning Users Certificates for sucessful operation Remarks
II List of works executed on on Partial turnkey, i.e., supply of towers and erection
Sl. No. Customer Details of Stations/ Tr. Lines executed/ Intermediate Towers Erected Length of Transmission Line in route Km. No. of Intermediate Towers Erected DWA No./Date Date of Commissioning Users Certificates for sucessful operation Remarks
III List of works carried out for only erection with owner supplied materials
Sl. No. Customer Details of Stations/ Tr. Lines executed/ Intermediate Towers Erected Length of Transmission Line in route Km. No. of Intermediate Towers Erected DWA No./Date Date of Commissioning Users Certificates for sucessful operation Remarks
Note: 1. Documentary Proof in support of above shall be uploaded in the form of certificates issued by authorized officers of concerned organisations.
2. Please key in the SlNo., Volume , Section , Clause , Desc. as given in Booklet and finally your Statement of Deviation/Variations.
Place Designation
Karnataka Power Transmission Corporation Limited
SCHEDULE - 3 (a) - UnPriced Breakup for - Line Supply portion
SHEET FOR TECHNO COMMERCIAL OPENING (Unpriced)
KPTCL/SEE/Tr(M)/BMAZ(S)/EE(O)/AEE1/24-25/EPR-66,Dated: 07.01.2025
Tender for Re-arrangement/Shifting of existing 66kV DC Line Hoody-Pottery road (Hoskote-1), Hoody-Hoskote (Hoskote-2) from existing 66kV T.No 14 to T.No 18 in Avalahalli and Medahalli village(Yellamma Lake) in TLM Hoody sub-division, KPTCL, Bangalore., in the jurisdiction of BMAZ South Circle.
Bidder's Name & Address alongwith GSTIN no. :
Superintending Engineer (Elec.), Tr(M), BMAZ South Circle, KPTCL, Bangalore
BIDDERS SHALL FILL ONLY IN THE LIGHT BLUE COLOURED CELLS.
LINE SUPPLY PORTION :
Sl. No. Description Unit Quantity Indicate whether "Own manufactured Item" or "Bought Out Item"
Supply-1 1.Fabricated Steel members 2 Nos 220kV DD+9, Gadag-Bagalkote design tower.a) DD type tower MS b) +9 Metres extension MS c)MS for Stub 2.Fabricated Steel members 66kV DD+3, NBT KPTCL design Tower a) DD type tower MS b)3 Metres extension c) MS for Stub MT 15.258
Supply-2 1.Fabricated Steel members 2 Nos 220kV DD+9, Gadag-Bagalkote design tower.a) DD type tower HT b) +9 Metres extension HT c) HT for Stub MT 11.428
Supply-3 Supply of galvanized Bolts & Nuts MT 0.635
Supply-4 Number Plates. Nos 3
Supply-5 Danger Boards Nos 3
Supply-6 Phase plate (Set of 6 No.) Set 6
Supply-7 Circuit plates Nos 6
Supply-8 Grounding of tower including the cost of 40 mm dia 2.5mm thick, class C GI pipe of 3 mtrs length with 50 x 6 mm GL flats 3 mtrs long, salt charcoal, including excavation charges. Set 3
Supply-9 Copper earth bond 300 mm. Nos 6
Supply-10 Coyote ACSR Mtr 7865.000
Supply-11 7/3.65 mm GI Wire for Ground conductor. Mtr 1311.000
Supply-12 INSULATOR STRINGS WITH CLAMPS, ARCING HORNS AND HARDWARE for ACSR DRAKE ACSR: 90kN Disc Insulators. (5 discs/string & also double string due to lake crossing, therefore, 42 strings*(10insulators/string)=420) Nos 420.00
Supply-13 INSULATOR STRINGS WITH CLAMPS, ARCING HORNS AND HARDWARE for ACSR DRAKE ACSR: Double Suspension string of 5 units of 90kN Disc Insulators each along with hard ware for COYOTE ACSR and arcing horn Nos 6
Supply-14 INSULATOR STRINGS WITH CLAMPS, ARCING HORNS AND HARDWARE for ACSR DRAKE ACSR: Double Tension string of 5 units of 90kN Disc Insulators each along with hard ware for COYOTE ACSR and arcing horn Nos 36
Supply-15 M S C Joints suitable for Coyote ACSR Nos 12
Supply-16 Repair sleeves suitable for Coyote ACSR Nos 12
Supply-17 P G Clamps suitable for Coyote ACSR Nos 12
Supply-18 Vibration dampers for Coyote Nos 48
Supply-19 Single suspension clamps for Ground Conductor Nos 10
Supply-20 PG Clamps for Ground Conductor Nos 10
Supply-21 C Type Wedge Connector Coyote-Coyote ACSR Nos 30
1. Any clarifications / hard copy of drawings can be obtained from the office of the Superintending Engineer (Elec.), Tr(M), BMAZ South Circle, KPTCL, Bangalore
2. Spacers shall be provided wherever necessary and no extra charges is payable on account of the same by KPTCL.
3. Supply of equipment/materials shall include transportation to the site, loading and unloading.
4. Released materials/Dismantled(if any) shall be transported to the nearest TL&SS Store of KPTCL without any additional cost as per the directions of the Engineer in charge of the work.
5. The bidder shall quote same rates for common materials in all the price sheets.
6. The Bidders shall start the line work from both the ends simultaneously by deploying more number of gangs as the ‘ROW’ issues which may crop-up can be addressed in parallel on both segments. The bidders shall take note of the same before quoting.
7. The prices for all the materials shall be quoted in the Item wise finanacial bid.
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
KPTCL/SEE/Tr(M)/BMAZ(S)/EE(O)/AEE1/24-25/EPR-66,Dated: 07.01.2025
Tender for Re-arrangement/Shifting of existing 66kV DC Line Hoody-Pottery road (Hoskote-1), Hoody-Hoskote (Hoskote-2) from existing 66kV T.No 14 to T.No 18 in Avalahalli and Medahalli village(Yellamma Lake) in TLM Hoody sub-division, KPTCL, Bangalore., in the jurisdiction of BMAZ South Circle.
BIDDER'S NAME AND ADDRESS: To
Superintending Engineer (Elec.),
Tr(M), BMAZ South Circle,
KPTCL, Bangalore
SL. No. Particulars Amount (in Rs.)
1 Annual turn over for the years 2023-24
Note: Audited Balance sheets /Profit & Loss Accounts shall be furnished for the past 5 years
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
KPTCL/SEE/Tr(M)/BMAZ(S)/EE(O)/AEE1/24-25/EPR-66,Dated: 07.01.2025
Tender for Re-arrangement/Shifting of existing 66kV DC Line Hoody-Pottery road (Hoskote-1), Hoody-Hoskote (Hoskote-2) from existing 66kV T.No 14 to T.No 18 in Avalahalli and Medahalli village(Yellamma Lake) in TLM Hoody sub-division, KPTCL, Bangalore., in the jurisdiction of BMAZ South Circle.
BIDDER'S NAME AND ADDRESS: Superintending Engineer (Elec.),
Tr(M), BMAZ South Circle,
KPTCL, Bangalore
A. Existing commitments and on-going works:
Description of Work Place & State Contract No. & Date Name and Address of Employer Value of Contract (Rs. lakhs) Stipulated period of completion Value of remaining works to be completed (Rs. Lakhs) Anticipatedof date completion
Date: Signature:
Place: Company Name:
Karnataka Power Transmission Corporation Limited
KPTCL/SEE/Tr(M)/BMAZ(S)/EE(O)/AEE1/24-25/EPR-66,Dated: 07.01.2025
Tender for Re-arrangement/Shifting of existing 66kV DC Line Hoody-Pottery road (Hoskote-1), Hoody-Hoskote (Hoskote-2) from existing 66kV T.No 14 to T.No 18 in Avalahalli and Medahalli village(Yellamma Lake) in TLM Hoody sub-division, KPTCL, Bangalore., in the jurisdiction of BMAZ South Circle.
GUARANATEE DECLARATION
Bidders Name and Address To
Superintending Engineer (Elec.),
Tr(M), BMAZ South Circle,
KPTCL, Bangalore
Dear Sir, We Declare that the ratings and performance figures of the equipment furnished by us under the Turnkey Package/Labour Contract are Guaranteed. We further declare that in the event of any deficiencies in meeting the guarantees in repect of the characteristics as established after conducting the performance test,you may at your discretion,reject the equipment, in which case we shall replace the same with equipment as per specification and meeting the guarantee, free of charge and within a resonable time, to be mutually agreed.
Place Designation
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
KPTCL/SEE/Tr(M)/BMAZ(S)/EE(O)/AEE1/24-25/EPR-66,Dated: 07.01.2025
Tender for Re-arrangement/Shifting of existing 66kV DC Line Hoody-Pottery road (Hoskote-1), Hoody-Hoskote (Hoskote-2) from existing 66kV T.No 14 to T.No 18 in Avalahalli and Medahalli village(Yellamma Lake) in TLM Hoody sub-division, KPTCL, Bangalore., in the jurisdiction of BMAZ South Circle.
BIDDER'S NAME AND ADDRESS: To
Superintending Engineer (Elec.),
Tr(M), BMAZ South Circle,
KPTCL, Bangalore
Details of Technical staff employed in the project division
Sl. No. Name of the employee Designation Branch (Degree/Diploma) Year of Passing Since when employed in erection Division Past Experience
Place Designation
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
KPTCL/SEE/Tr(M)/BMAZ(S)/EE(O)/AEE1/24-25/EPR-66,Dated: 07.01.2025
Tender for Re-arrangement/Shifting of existing 66kV DC Line Hoody-Pottery road (Hoskote-1), Hoody-Hoskote (Hoskote-2) from existing 66kV T.No 14 to T.No 18 in Avalahalli and Medahalli village(Yellamma Lake) in TLM Hoody sub-division, KPTCL, Bangalore., in the jurisdiction of BMAZ South Circle.
BIDDER'S NAME AND ADDRESS:
Following are the details of the Tools and Plants available with us.
Sl. No. Description Quantity Make Present Location / Project Remarks (if any)
Place Designation
Karnataka Power Transmission Corporation Limited
KPTCL/SEE/Tr(M)/BMAZ(S)/EE(O)/AEE1/24-25/EPR-66,Dated: 07.01.2025
Tender for Re-arrangement/Shifting of existing 66kV DC Line Hoody-Pottery road (Hoskote-1), Hoody-Hoskote (Hoskote-2) from existing 66kV T.No 14 to T.No 18 in Avalahalli and Medahalli village(Yellamma Lake) in TLM Hoody sub-division, KPTCL, Bangalore., in the jurisdiction of BMAZ South Circle.
LIST OF VENDORS
SHEET FOR TECHNOCOMMERCIAL OPENING
BIDDERS NAME AND ADDRESS
Sl. No. EQUIPMENT/ MATERIAL NAME OF THE VENDOR
VENDOR 1 VENDOR 2 VENDOR 3 VENDOR 4
1 ACSR CONDUCTOR
3 Disc Insulator Strings
4 Insulator Strings Hardware Clamps & Power connectors
6 Tower Accessories
7 Insulator Hard Wares
8 Conductor Accessories
9 Earth Wire Accessories
Note : * Any Other Materials name & its vendors are to be entered.
Place Designation
Name of the Company
KARNATAKA POWER TRANSMISSION CORPORATION LIMITED
KPTCL/SEE/Tr(M)/BMAZ(S)/EE(O)/AEE1/24-25/EPR-66,Dated: 07.01.2025
Tender for Re-arrangement/Shifting of existing 66kV DC Line Hoody-Pottery road (Hoskote-1), Hoody-Hoskote (Hoskote-2) from existing 66kV T.No 14 to T.No 18 in Avalahalli and Medahalli village(Yellamma Lake) in TLM Hoody sub-division, KPTCL, Bangalore., in the jurisdiction of BMAZ South Circle.
SHEET FOR TECHNOCOMMERCIAL OPENING
NOTE: SHALL BE FURNISHED WITHOUT PRICES
BIDDER'S NAME AND ADDRESS: To
Superintending Engineer (Elec.),
Tr(M), BMAZ South Circle,
KPTCL, Bangalore
We have enclosed(uploaded) with our proposal the following additional information.
Sl. No. Brief Description of information Ref. and Page No.
TECHNICAL DATA SHEET
KPTCL/SEE/Tr(M)/BMAZ(S)/EE(O)/AEE1/24-25/EPR-66,Dated: 07.01.2025
Tender for Re-arrangement/Shifting of existing 66kV DC Line Hoody-Pottery road (Hoskote-1), Hoody-Hoskote (Hoskote-2) from existing 66kV T.No 14 to T.No 18 in Avalahalli and Medahalli village(Yellamma Lake) in TLM Hoody sub-division, KPTCL, Bangalore., in the jurisdiction of BMAZ South Circle.
SCHEDULE OF GUARANTEED TECHNICAL PARTICULARS OF TOWER PARTS
BIDDERS NAME AND ADDRESS
1 Standards adopted : i) Properties of Section
ii) Bolts and Nuts
iii) Galvanising
2 Minimum sheared edge distance (mm)
3 Minimum Rolled edge distance (mm)
4 Quality of Zinc used for galvanizing
5 Maximum percentage increase in structure Weight due for galvanization
6 Quality of Zinc required for galvanization Per MT of structurals
7 Size of bolts and nuts (including foundation bolts and nuts for support structure) i) Fasternes
iii) Foundation Bolts
8 i. Name of designer of Towers
ii. Name of fabricators of Towers
9 Maximum Working stress employed in design: i. Tension of net sectional area Kg/Sq.mm
ii. Compression of Gross Sectional area Kg/Sq.mm
iii. Shearing stress on bolts Kg/Sq.mm
iv. Bearing stress on bolts Kg/Sq.mm
v. Strut formula adopted for determining Crippling stress in designs Kg/Sq.mm
10 OTHER PARTICULARS:
i. Maximum slenderness ratio used in designs: a) Main members
b) Lattice members having nominal stresses
c) Redundant member having nominal stresses
d) Members under tension only
ii. Standards according to which properties of sections have been adopted in Design
iii. Standard specifications according to which the quality of steel for the sections assumed in designs.
iv. Standard to which galvanizing will conform
v. Minimum edge shear distances
vi. Minimum shear edge distances.
vii.Minimum rolled edge distances
viii. Quality of zinc required per Metric tonne of tower weight
ix. Sizes of bolts and bolt holes
x. Standards to which bolt holes confirm
xi. Maximum percentage increase in tower due to galvanizing
xii. Name of manufacturer of bolts and nuts
KPTCL/SEE/Tr(M)/BMAZ(S)/EE(O)/AEE1/24-25/EPR-66,Dated: 07.01.2025
Tender for Re-arrangement/Shifting of existing 66kV DC Line Hoody-Pottery road (Hoskote-1), Hoody-Hoskote (Hoskote-2) from existing 66kV T.No 14 to T.No 18 in Avalahalli and Medahalli village(Yellamma Lake) in TLM Hoody sub-division, KPTCL, Bangalore., in the jurisdiction of BMAZ South Circle.
TECHNICAL DATA SHEET
GUARANTEED TECHNICAL PARTICULARS OF TOWER FOUNDATIONS
BIDDERS NAME AND ADDRESS
I Properties of concrete used 1:2:4 Mix (M150) a) Effective weight in dry locations
b) Effective weight in wet locations
c) Maximum compressive strength
d) Maximum tension strength
e) Maximum bond strength
f) Maximum shear strength
g) Maximum punching shear strength
II Thickness of the minimum layer of concrete from the extreme edge of the concrete
III Minimum thickness of chimney: a) In wet locations
b) In dry locations
IV Quantity of cement required per Cmt. Of finished concrete: a) 1:2:4 Concrete
b) 1:3:6 Concrete
V Formula adopted for calculating side thrust:
The Bidder shall furnish a typical sketch of foundation for all types of foundation for all types of soil conditions with the Bid.
TECHNICAL DATA SHEET
GUARANTEED TECHNICAL PARTICULARS FOR INSULATORS
KPTCL/SEE/Tr(M)/BMAZ(S)/EE(O)/AEE1/24-25/EPR-66,Dated: 07.01.2025
Tender for Re-arrangement/Shifting of existing 66kV DC Line Hoody-Pottery road (Hoskote-1), Hoody-Hoskote (Hoskote-2) from existing 66kV T.No 14 to T.No 18 in Avalahalli and Medahalli village(Yellamma Lake) in TLM Hoody sub-division, KPTCL, Bangalore., in the jurisdiction of BMAZ South Circle.
BIDDERS NAME AND ADDRESS
Sl. No. Description SS DS ST DT
1 a) Type of Insulator (Ball and Socket)
b) Size and designation of ball and socket with standard to which it conforms (mm)
2 Maker's Name and Address
3 No. of Insulator Discs/Long rod per string
4 Dimensions of Single Disc/Single long rod a) Disc Diameter in mm
b) Unit spacing in mm
c) Leakage/creepage distance
5 Mechanical values of single Disc/Single long rod a) Combined mechanical and electrical strength in KN.
b) Mechanical Breaking strength in KN
c) Routine mechanical test load in KN
6 Electrical values of Single Disc/Single long rod: a) Low frequency flash over voltage (dry) in KV:
b) Low frequency flash over voltage (wet) in KV
c) Impulse flashover voltage 1.2x50Cys Positive ----------KV Negetive----------KV
d) Power frequency withstand voltage of single disc/single long rod Dry ……………..kV Wet……………...kV
e)Impulse withstand voltage of single disc/long rod. 1.2x50 Cys Positive ……………. KV Negetive……………..kV
f)Power frequency puncture voltage kV of single disc/long rod.
6 Net weight of Insulator unit in kG.
7 Minimum visible discharge test voltage kV
8 Maximum RIV at 10 kV (RMS)
9 Standard specification to which the Insulators conform.
10 COMPLETE STRING: a) Total Creepage distance
11 Total length of string (Insulator only) in mm.
12 Power frequency withstand voltage of single Disc. a) Dry ………….. kV(rms) b) Wet……………kV(rms)
13 Impulse withstand voltage ……..kVP
14 Switching Impulse withstand voltage of single disc a) Dry …………KV(rms) b) Wet………….KV(rms)
15 Maximum Voltage distribution ……%
16 Reference drawing (Single Disc)
TECHNICAL DATA SHEET
KPTCL/SEE/Tr(M)/BMAZ(S)/EE(O)/AEE1/24-25/EPR-66,Dated: 07.01.2025
Tender for Re-arrangement/Shifting of existing 66kV DC Line Hoody-Pottery road (Hoskote-1), Hoody-Hoskote (Hoskote-2) from existing 66kV T.No 14 to T.No 18 in Avalahalli and Medahalli village(Yellamma Lake) in TLM Hoody sub-division, KPTCL, Bangalore., in the jurisdiction of BMAZ South Circle.
GUARANTEED TECHNICAL PARTICULARS OF HARDWARE OF INSULATORS
BIDDERS NAME AND ADDRESS
Sl. No. Particulars SS DS ST DT
1 Maker’s Name and Address
2 Size and designation of ball and socket with standard to Which it conforms.
3 Details of Hardware a. Breaking strength kGs
b. Slipping strength kGS.
c. Dimensions mm
d. Length of string mm
e. Distance between arcing horn tips
f. Size of arcing horn i. Line side
4 Manufacturing process of dead end clamp whether cast or extruded
5 Angle of inclination of jumper terminal in case of dead end clamps.
6 Guarantee of conductivity of dead end clamp a. Results of heating cycle test carried out if any
b. Value of electrical resistance
7 Materials of security clips and pins used
8 Results of type test, routine and sample test carried out if any.
9 Components: Material with minimum Bending Strength chemical suspension tension composition a) Socket Clevis
c) Anchor Shackle
d) Clevis Clevis
h) Security Clip
k) Sag adjustment plate
l) Horn holder ball eye
m) Twisted shackle -- i. Whether the parts are designed for interchangeability for different types of string.
ii. Standard specifications to which the materials conform to
iii. Standarad specifications to which galvanising conforms to.
iv. Corona performance
v. Whether reference drawings attached
vi. Whcther reference type tests and other test report attached.
10 CLAMPS i. Type
ii. Material with chemical composition a. Clamp
b. Keeper plate
c. Side strap or link
iii. Slip strength
iv. Breaking strength
v. Magnetic Power loss in Watts.
vi. Electrical Resistance
11 PREFORMED ARMOUR RODS: a. Materials with chemical composition
b. Breaking strength
d. Conductivity
e. No. of Rods per set
f. Diameter of rod with tolerance
g. Length of rod with tolerance
12 BOLTS AND NUTS a) Make of Bolts and Nuts
b) Standard specifications to which Galvanising conforms,
13 COMPLETE STRING i. RIV at 266 kV in micro volts
ii. Minimum corona extinction voltage
iii. Maximum voltage across any disc
iv.Mechanical failing load Kgf
v. No. deformation load Kgf
14 Total weight of hardware
15 Whether hardware fittings are suitable for Hot line maintenance
16 Whether ball and socket meets the ‘GO’ and ‘NO GO’ gauge Test as per IS:2485 (Part-II 1972)
TECHNICAL DATA SHEET
KPTCL/SEE/Tr(M)/BMAZ(S)/EE(O)/AEE1/24-25/EPR-66,Dated: 07.01.2025
Tender for Re-arrangement/Shifting of existing 66kV DC Line Hoody-Pottery road (Hoskote-1), Hoody-Hoskote (Hoskote-2) from existing 66kV T.No 14 to T.No 18 in Avalahalli and Medahalli village(Yellamma Lake) in TLM Hoody sub-division, KPTCL, Bangalore., in the jurisdiction of BMAZ South Circle.
BIDDERS NAME AND ADDRESS
GUARANTEED TECHNICAL PARTICULARS OF DRAKE ACSR CONDUCTOR
b) Standard to which the conductor conforms
2 Stranding and Wire diameter a) Aluminium
c) Composite conductor
3 Standard nominal copper area in Sq.mm
4 Calculated equivalent Aluminium area in Sq.mm
5 Actual Aluminium area in Sq.mm
6 Standard area and cross section in Sq.mm a) Aluminum Strand
c) Complete Conductor
7 Diameter of complete conductor in mm
8 Minimum ultimate tensile stress of strand in kG/Sq.mm a) Aluminium Strand
9 Guaranteed ultimate tensile strength of conductor in kG.
10 Minimum breaking load in kG. a) Aluminium Strand
11 Purity of Aluminium Rods.
12 Maximum working tension
13 Weight in kG per kM. a) Aluminium
c) Complete Conductor
14 Resistance in Ohms per kM at 20°C a) Continuous Maximum current rating of conductor in still air at 40°C ambient temperature-amps
b) Temperature rise for the above current in °C
c) Modulus of elasticity of i. Aluminium Strand – kG/Sq.mm
iii. Complete conductor – kG/Sq.mm
15 Coefficient of linear expansion per degree Centigrade a) Aluminium Strand
c) Complete Conductor
16 Standard length of each piece in kM.
17 Tolerance if any on standard length
18 No. of standard length in one reel
19 Weight of the conductor in one reel
20 Gross weight of the reel including weight of the conductor
21 Weight of the reel in kG.
22 Lay Ratio a) Aluminium layers i. 6 Wire Layer
ii. 10 Wire Layer
iii. 16 Wire Layer
iv. 24 Wire Layer
b) Steel Layer (6 Wire)
24 i).Quality of Material and standard to which it conforms to: a) Aluminium
ii) Manufacturer’s Name and Address and Country. a. Aluminium
c. Complete conductor
iii) Chemical composition
iv) Whether the Initial and Final sag and tension charts will be furnished(yes/no)
v) Whether stress/strain data corresponding to different tension, temp and time furnished (yes/no).
vi) Whether curves/tables for creeps composition corresponding to different tension temperature furnished (yes/no)
KPTCL/SEE/Tr(M)/BMAZ(S)/EE(O)/AEE1/24-25/EPR-66,Dated: 07.01.2025
Tender for Re-arrangement/Shifting of existing 66kV DC Line Hoody-Pottery road (Hoskote-1), Hoody-Hoskote (Hoskote-2) from existing 66kV T.No 14 to T.No 18 in Avalahalli and Medahalli village(Yellamma Lake) in TLM Hoody sub-division, KPTCL, Bangalore., in the jurisdiction of BMAZ South Circle.
TECHNICAL DATA SHEET
BIDDERS NAME AND ADDRESS
GUARANTEED TECHNICAL PARTICULARS OF ACCESSORIES OF DRAKE ACSR CONDUCTOR AND 7/3.15mm GROUND WIRE
Sl.No. Description ACSR Conductor Ground wire
Mid-Span joint Repair Sleeves Mid-Span joint Repair Sleeves
1 Maker’s Name and Country
3 Suitable for Conductor size
4 Outside Diameter of Sleeves: a) Before Compression i. Aluminium
b) After Compression i.Aluminium
5 Inside diameter of sleeves before compression a. Aluminium
6 Length of Sleeves a) Before Compression i. Aluminium
b) After Compression i. Aluminium
7 Weight of Sleeves per joint a. Aluminium kG
8 Guaranteed breaking strength of the mid span joint as percentage of ultimate tensile strength of Conductor / ground wire given in the specification.
9 Conductivity of the compression joint expressed as percentage of the conductivity of the conductor/ground wire
10 Corona performance: a) Corona inception voltage (KV) rms i. Dry
b)Corona power loss per unit in Watts at rated voltage. i. Dry
c)Corona power loss per Unit in Watts at rated voltage i. Dry
d)Radio Interference Voltage at one mega hertz d1) Dry condition at: i. Normal rated line voltage
ii.5% above rated line voltage
11 Full details of the hydrualic compressors and dies required
12 Guaranteed slip strength of the mid-span joints expressed as percentage of ultimate tensile strength of conductor/earthwire.
13 Resistance as percentage of measured resistance of equivalent of conductor.
14 Standard specifications to which the materials will be manufactured and tested.
15 Packing details
Guaranteed Technical Particulars for Vibration Dampers for ACSR Conductor and Ground Wire
Sl. No. Particulars ACSR Conductor 7/3.15mm Ground Wire
1 Maker’s Name and Country
3 Suitable for Conductor size
4 Total weight of each damper ( in kG)
5 Diameter of balancing weights (in mm)
6 Length of balancing weights (in mm)
7 Weight of each balancing weights (in mm)
8 Tolerance in balancing weights %
9 Slip strength of steel messenger cable
10 a) Diagram showing power dissipated by the damper in watts for various vibration frequencies and amplitudes.
b) Diagram showing the Vibration energy per conductor bundle for various frequencies under varied winds and spans
11 Natural frequency of Damper a) Upper (Cycles per second)
b) Lower (Cycles per second)
12 The Number of Dampers required per span for various span lengths and their spacings.
13 Position of fixing damper on each sub-conductor from the clamp mouth. a) At tension points i. First damper mm
ii. Second damper if required mm
b) At suspension points from the mouth of the clamp. i. First damper mm
ii. Second damper if required mm
14 Corona Performance a) Corona Inception Voltage i.Dry
b) Corona power loss per unit in watts at rated voltage. i. Dry
c) Corona power loss per unit in Watts at rated voltage. i. Dry
d) Radio interference voltage at one mega hertz. d1) Dry condition at : i. Normal rated line voltage
ii. 20% above rated voltage
d2) Wet condition at : i. Normal rated line voltage
ii. 5% above the rated line voltage
15 Test report of the damping characteristics and energy dissipation.
16 Whether a write up explaining the suppression of aeolian vibration and the sub-conductor oscillation by vibration dampers is given in the tender.
17 Max. bending amplitude under given conditions with 2 dampers per span per sub-conductor.
18 Damping efficiency of the damper.
19 Wind velocity range for which damper will be effective.
20 Standards to which materials will be manufactured and tested
21 Packing details
KPTCL/SEE/Tr(M)/BMAZ(S)/EE(O)/AEE1/24-25/EPR-66,Dated: 07.01.2025
Tender for Re-arrangement/Shifting of existing 66kV DC Line Hoody-Pottery road (Hoskote-1), Hoody-Hoskote (Hoskote-2) from existing 66kV T.No 14 to T.No 18 in Avalahalli and Medahalli village(Yellamma Lake) in TLM Hoody sub-division, KPTCL, Bangalore., in the jurisdiction of BMAZ South Circle.
TECHNICAL DATA SHEET
BIDDERS NAME AND ADDRESS
GUARANTEED TECHNICAL PARTICULARS OF GROUND WIRE
1 a) Makers Name, address and Country: i. Steel wires / rods:
iii. Galvanised stranded steel ground wire;
b) i. The IS to which the conductor offered conforms:
ii. Standard to which the steel wires/rods conforms:
iii. Standard to which the Zinc conforms:
c) Chemical composition: i. Steel Wires:
2 i. Percentage of Carbon content in the steel wire
ii. Percentage of Sulphur content in the steel wire
iii. Percentage of Phosphorus content in the steel wire
3 Particulars of Steel strand: i. No. of Strand
ii. Diameter mm
iii. Stranded sectional area Sq.mm
iv. Min. Ultimate tensile strength : kG/Sq.mm
v. Min. Breaking load: kG
vi. Final stress in Steel wire kG
4 a) Uniformity of coating :
No. and duration of dips Number Dips 13 1/2 1
b) Minimum weight of coating ; gm/Sq.mm
5 Standard over all dia. of ground wire: mm
6 Area of cross section of ground wire : Sq.mm
7 Guaranteed ultimate tensile strength of ground wire : Kg/Sq.mm
8 Maximum working tension: Kg
9 Resistance in Ohms per Km at 20°C : Ohms
10 Standard length of ground wire :KM
11 Tolerance if any on standard length:
12 Module of elasticity of ground wire:
13 Weight of ground wire : Kg/KM
14 Standard length of ground wire in each drum: KM
15 Standard weight of ground wire in each drum : KG
16 Weight of drum in KG
17 Gross weight of the drum in KG
18 Dimensions of the drum in CMs.
19 Initial and final sags and tensions and stringing charts, whether furnished.
20 Standards according to which the ground wire will be manufactured
21 Test Certificates
22 Other particulars, such as name and details of previous purchasers of the conductor offered, performance certificate: a) Standing of the firm as manufacturer of material offered.
b) Description of material similar to that quoted supplied during the last 5 years with name of the party to whom supply was made.
c) Details as to where supplied etc.
d) Testing facilities at manufacturer’s works
e) If the manufacturer is having collaboration with another firm, details regarding the same.
23 Parameter of steel strands weight, dia etc
KPTCL/SEE/Tr(M)/BMAZ(S)/EE(O)/AEE1/24-25/EPR-66,Dated: 07.01.2025
Tender for Re-arrangement/Shifting of existing 66kV DC Line Hoody-Pottery road (Hoskote-1), Hoody-Hoskote (Hoskote-2) from existing 66kV T.No 14 to T.No 18 in Avalahalli and Medahalli village(Yellamma Lake) in TLM Hoody sub-division, KPTCL, Bangalore., in the jurisdiction of BMAZ South Circle.
TECHNICAL DATA SHEET
BIDDERS NAME AND ADDRESS
GUARANTEED TECHNICAL PARTICULARS OF TENSION CLAMPS FOR GROUND WIRE
Sl. No. Particulars 7/3.15mm Ground Wire
1 Maker's Name and Country
3 Design as per drawing No.(give complete details and dimensions)
4 Manufactured as per ISS
5 Material Used
6 Quality of material used
7 Ultimate strength of materials used
8 Method of manufacture adopted forging or casting
9 Minimum slip strength kG
10 Tested to standard specification.
11 Total weight of each clamp
12 Any other details
GUARANTEED TECHNICAL PARTICULARS OF SUSPENSION CLAMPS FOR GROUND WIRE
Sl.No. Particulars 7/3.15mm Ground Wire
1 Maker's Name and Country
3 Design as per drawing No.(give complete details and dimensions)
4 Manufactured as per ISS
5 Material Used
6 Quality of material used
7 Ultimate strength of materials used
8 Method of manufacture adopted forging or casting
9 Minimum slip strength kG
10 Tested to standard specification.
11 Total weight of each clamp
12 Any other details
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