Tender For Capital Work :Providing Double Earthing For Equipments And Structures At 110 Kv Substation, Ayoor
Tender Value
8.10 Lakhs
Estimated cost
Bid Submission
03 Oct 2026
6 days left
EMD
20300
Bank guarantee accepted
Document Fee
2006
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
Kollam → Kerala
EMD Exemption
Not Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Tender for Capital Work :Providing Double Earthing For Equipments And Structures At 110 Kv Substation, Ayoor
BOQ
| Sl. No. | Item Description |
| 1 | Bending 32mm MS rod for crossing cable trench/foundations/risers etc. |
| 2 | Laying of earth mat of required size as specified using 40/32/25mm MS rod including levelling lowering and placing in trenches, complete as per the direction of departmental officers. |
| 3 | Welding the nodal points (cross joints ) in the trenches at two sides to a thickness of 6mm after cleaning the surface neatly. Charges includes cost of low hydrogen DC electrodes (No.E7018), hire charges of DC welding set and tools and plants required, current charges, labour charges for holding MS rod in position and applying two coats of anti corrosive paints at the welded joints etc. complete as per the directions of departmental officers. |
| 4 | Picking and stacking the spreaded 40 mm metal for reuse includingfiltering/washing etc complete as per the direction of dept officer at site in charge. |
| 5 | Picking and stacking the spreaded 6mm metal for reuse including filtering/washing etc complete as per the direction of dept officer at site |
| 6 | Earth work in excavation by mechanical means (Hydraulic excavator)/manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift up to 1.5 m, including getting out the excavated soil anddisposal of surplus excavated soil as directed, within a lead of 50 m.All kinds of soil |
| 7 | Cutting 32mm MS rod in required length etc complete as per the direction of the departmental officers. |
| 8 | Drilling holes and driving down MS ground electrode from the bottom level of trench in all classes of soil including rock etc. complete as per the directions of department officers |
| 9 | Cutting of steel angle in yard structure erection |
| 10 | Laying of departmentally supplied GI strip/Copper strip of suitable size including cleaning and neatly bending of strips ,cutting, removing of metal/earth in the yard and burying earth strip to the required depth re doing the yard metalling as per the direction of the departmental officers |
| 11 | Providing and fixing carbon steel galvanised ( minimum coating 5 micron) dash fastener of 10 mm dia double threaded 6.8 grade (yield strength 480 N/mm2),counter sunk head, comprising of 10 m diapolyamide P A 6 grade sleeve, including drilling of hole in frame,concrete/masonry, etc. as per direction of Engineer-in charge.10x120 mm |
| 12 | Welding one end of the bended GI strip of size 50x6mm with the riser of the already laid earth mat, welding 150mm in length, 6mm thick on both sides & end of the strip & other end of the strip with yard structure at 2 points 50mm apart each welding points having 50mm length and 6mm thick on both sides & end of the strip including thecharges for connecting the strip with structure using bolted joints as per the directions of the department officers. Charges includes hire charges of DC arc welding set, current charges, cost of low hydrogen content DC arc welding electrodes(No.E7018) cost of anti corrosive paint etc. complete. |
| 13 | Welding overlapping joints of 50x6mm GI strip with 50mm long, 6mm thick welding on all three sides after doing 2 Nos. bolted joints at the centre as specified after cleaning the surface. Charges includeshire charges of DC arc welding set, current charges, cost of low hydrogen content DC arc welding electrodes( No.E7018) cost of anticorrosive paint etc. complete. |
| 14 | Welding one end of the bended GI strip of size 50x6mm with the riser of the already laid earth mat, welding 150mm in length, 6mm thick on both sides & end of the strip and connecting other end with nuts & bolts if required as per the directions of the department officers. Charges includes hire charges of DC arc welding set, current charges, cost of low hydrogen content DC arc welding electrodes(No.E7018) cost of anti corrosive paint etc. complete. |
| 15 | Welding one end of the GI strip 50x6mm with the structure with a welding length of 50mm & 6mm thickness on both sides & end of the strip and connecting other end with bolts & nuts if required including hire charges of DC arc welding set, current charges, cost of low hydrogen DC arc welding electrodes (No.E7018) cost of anti corrosive paint etc. complete. |
| 16 | Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20 cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift up to 1.5 m.Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundation etc. in layers not exceeding 20 cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift up to 1.5 m. |
| 17 | Supplying and stacking 6 mm black granite broken stones in specified area in standard heaps for measurements as per the direction of deptl. officers in charge |
| 18 | Supplying and stacking 40 mm black granite broken stones in specified area in standard heaps for measurements as per the direction of deptl. officers in charge |
| 19 | Conveying, laying and spreading 6/40mm broken stone on the levelled surface of the yard at a uniform thickness of 10cm etc. Complete as per the direction of dept. Officers in charge |
| 20 | Welding of overlapping joints for mat,riser lap joints with 32/25mm MS rod placed in trenches, having 150mm in length 6mm in thick on both sides of the rod and both ends of overlapped MS rods with 6mm welding thickness after cleaning the surfaces neatly. Charges includes cost of low hydrogen DC electrode (No. E7018), hire charges of DC arc welding set and tools and plants required, current charges including labour charges for holding MS rod in position and applying two coats of anti corrosive paints at the welded joints etc. complete as per the directions of department officers. |
| 21 | Welding the ground electrode with the main electrode , after cleaning the surface neatly. Charges includes cost of low hydrogen content DC electrodes (No. E7018), hire charges of DC arc welding set, tools and plants, current charges, labour charges for holding MS rod in position and applying two coats of anti corrosive paints at the welded joints etc. complete as per the directions of departmental officers. |
| 22 | Drilling holes in yard structure Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Sep 25, 2026
11:30 IST
Tender Published
Tender notice published.
CompletedOct 03, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 6 daysOct 09, 2026
Bid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 12 daysTender Documents
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