Tender for KOLKATA METROPOLITAN DEVELOPMENT AUTHORITY - NTID 29975595
KOLKATA METROPOLITAN DEVELOPMENT AUTHORITY
Serampore, West Bengal, India
NTID 29975595
- Opening Date : Mon 12th December, 2022
- Closing Date : Wed 7th December, 2022
- ₹ 219523.00
- NTID 29975595
Repairing Of Existing Lightning Arrester And Renovation Of Of Internal Electrical Wiring With Supply And Fitting Fixing Of New Led Tube Lights, Mcbs, At Cwps Under Clear Water Pump House Under Swtp. (2nd Call)
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721.3 kBOil_India_ExtraDoc...Oil_India_ExtraDocument-GCO0449P23.pdf
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Estimated Cost
219523.00
BOQ Items Total Items : 19 | Total Qty : 596
# | Item | Quantity | Units |
---|---|---|---|
1 | Lightning arrester Part | ||
2 | Excavation of soil for installationof earth electrode and filling & ramming (a) For Soft Soil (approx 4 cum for each electrode) total electrode=6x4=24. | 24.000 | cum |
3 | Earthing with 50 mm dia GI pipe 3.64 mm thick x 3.04 Mts. long and 1 x 4 SWG GI (Hot Dip) wire (4 Mts. long), 13 mm dia x 80 mm long GI bolts, double nuts, double washers incl. S & F 15 mm dia GI pipe protection (1 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level driven to an average depth of 3.65 Mts. below the ground level as below:. By TATA-Medium GI pipe | 6.000 | set |
4 | Extra for providing masonery enclosure on the top of the earth electrode of overall size 86.36 cm x 86.36 cm x 46 cm deep\ (below Ground level) complete with cemented brick work(1:6)\ of 25 cm width duly plastered with cement morter (inside) CI\ hinged inspection cover of size 36.56 cm x 35.56 cm with\ locking arrangement, GI reducer including drilling of 46 nos. 12 mm dia holes on the GI pipe | 6.000 | item |
5 | Supply and installation of copper make five spike prong as deemed to be used as lightning arrester having length approx one mtr roof mounted complete with all accessories and as directed by EIC. | 6.000 | set |
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