Tender For Arrangement Of Lightining Arrester At Ht Switchgear Rooms And Pump House Under Kamdahari Drainage Pumping Station.
Tender Value
2.50 Lakhs
Estimated cost
Bid Submission
28 Jul 2026
7 days left
EMD
5100
Bank guarantee accepted
Document Fee
Ref. Documents
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
Kolkata → West Bengal
EMD Exemption
Not Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Tender for Arrangement Of Lightining Arrester At Ht Switchgear Rooms And Pump House Under Kamdahari Drainage Pumping Station.
BOQ
| Sl. No. | Item Description |
| 1 | Earthing Installation ... with Copper Plate electrode :Earthing withCopper plate (6)10x610x3mm size) having weight of 9.84 Kg and 1No. 25x5mm Copper strip (3).20 mt long) & 1 no. 6 sqmm PVCinsulated stranded Copper wire (4 Mt long) incl. S & F 15 mm dia GIpipe (ISI Medium) protection (4) mt. long) to be fillied with bitumen,partly under the ground level & partly above ground level to anaverage depth of 3.65 Mts. below the ground level and restoring thesurface duly rammed incl. providing 3.0 mt long, 25 mm dia GI pipe(ISI Medium) FOR periodic treatment, incl. providing masoneryenclosure on the top of the earth electrode of overall size86.36x86.36x46cm deep below Ground level) complete withcemented brick work (1:6) of 25 cm width, duly plastered with cementmorter (inside) CI hinged inspection cover of size 36.56x35.56cm withlocking arrangement, GI reducer and treatment of soil by using salt &charcoal or coke FOR plate electrode |
| 2 | Extra FOR treatment of soil by using salt & charcoal or coke FORplate electrode |
| 3 | Extra FOR providing masonery enclosure on the top of the earthelectrode of overall size 86.36 cm x 86.36 cm x 46 cm deep belowGround level) complete with cemented brick work(1:6) of 25 cm width duly plastered with cement morter (inside) CI hinged inspection coverof size 36.56 cm x 35.56 cm with locking arrangement, GI reducerincluding drilling of 46 nos. 12 mm dia holes on the GI pipe |
| 4 | SCHEDULE OF RATES FOR INSTALLATION OF LIGHTNINGCONDUCTOR 14. S & F Lightning Conductor Air Terminal made of20 mm dia 1000 mm long GI pipe (ISI Medium) having five dischargeprongs of 4 SWG GI (Hot Dip) wire at top duly soldered with 7/16stranded GI (Hot Dip) wire and 85 mm dia 6 mm thick GI base plateat bottom incl. necessary holes etc. complete duly grouted on theparapet etc. in CC mortar (4:2:1) |
| 5 | A N N E X U R E - I Basic Rate of Materials: (All Rates of materialsfrom K-1 to K-14 are excluding VAT)143. Copper Plate,Copper Strip |
| 6 | Earth busbar Supplying & fixing earth busbar of galvanized (HOTDip) MS flat 65 mm x 8 mm on wall having clearance of 6 mm fromwall including providing drilled holes on the busbar complete with GIbolts, nuts, washers, spacing insulators etc. as required |
| 7 | SCHEDULE OF RATES FOR INSTALLATION OF LIGHTNINGCONDUCTOR 7. Hiring charges FOR scaffolding arrangementincluding dismantling at the end of work and carriage, FOR LCinstallation, per storey of building per vertical run |
| 8 | SCHEDULE OF RATES FOR INSTALLATION OF LIGHTNINGCONDUCTOR 4. Cutting cornices/ steps etc. including cutting recessin buildings etc. & supply & fixing 15 mm bore (ISI-Medium) GI pipeprotection as below and mending good damages to the buildingworks: (b) Length above 0.5 Mtr |
| 9 | SCHEDULE OF RATES FOR INSTALLATION OF LIGHTNINGCONDUCTOR 3. S & F of 4 SWG GI (Hot Dip) wire on wall FOR thelightning conductor as required ( FOR vertical run) with GI Staples (40mm long) spaced not exceeding 1 Mtr. apart incl. mending good thedamages to building works (excluding hire charges of scaffolding) |
| 10 | SCHEDULE OF RATES FOR INSTALLATION OF LIGHTNINGCONDUCTOR 2. S & F of 4 SWG GI (Hot Dip) wire onParapet/Roof/Plinth/ Surface of wall FOR lightning conductor asrequired ( FOR Horizontal runs) with 40 mm long GI Staples spacednot exceeding 1300 mm apart incl. mending good all the damages tothe building works |
| 11 | STRUCTURAL M.S BOLT/NUT/WASHER (HOT DIPPEDGALVANISED) ???? RATE AS PER SCH. IRRG. WATERWAYGOVT. OF WB DEPT. USOR (M & E) W.E.F. 10 MAY 2022. |
| 12 | Estimated amount |
| 13 | Add: 9%SGST |
| 14 | Add: 9%CGST |
| 15 | 1% LWC Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Jul 17, 2026
11:30 IST
Tender Published
Tender notice published.
CompletedJul 28, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 7 daysJul 30, 2026
Bid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 9 daysTender Documents
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