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| Tender ID | 4270825 |
|---|---|
| Organisation Name | Bhabha Atomic Research Centre |
| Tender Brief | Providing Water Proofing Treatment Over The Roof Slab Of 608-b Terrace Zone-i And Iii Of Wip |
| Last Date For Submission | 26th May, 2026 |
| Opening Date | 04 Jun, 2026 |
| Document Cost | 0.00 |
|---|---|
| EMD | 517189.00 |
| Estimated Cost | 25859441.00 |
| City | Kalpakkam |
|---|---|
| State | Tamil Nadu |
| # | Item | Qty | Units |
|---|---|---|---|
| 1 | Dismantling weather proofing old bitumen felt or App membrane sheets at all levels and cleaning the surface including disposal of rubbish to the dumping yard within 50 metres lead all as per specifications and directed by the Engineer-in-charge. | 1800 | Sq.m |
| 2 | Dismantling old weather proofing materials such as brick bat coba or foam and screed concrete at all levels and cleaning the surface including disposal of rubbish to the dumping yard within 50 metres lead all as per specifications and directed by the Engineer-in charge. | 830 | Cu.m |
| 3 | Dismantling tile work (thickness of tile up to 25mm) in floors and roofs laid in cement mortar at all levels and cleaning the surface including disposal of rubbish to the dumping yard near the building at ground level as directed by the Engineer-in-charge. | 610 | Sq.m |
| 4 | Conveying the surplus excavated earth and debris, boulders and spoils by mechanical means and disposing at places inside DAE complex identified as dumping yard / KKM dumping yard as per requirement within a lead of 5Km. Including loading, unloading breaking clods, levelling all complete as per specification and as directed by Engineer- in- charge. Note:-1. The rates in respect of this item are applicable NET quantities arrived after making deduction for voids @20% in respect of soil/house keeping waste and 50% in respect of rock/light and heavy jungle waste from the corresponding stack/truck measurements. 2. The earth shall be dumped well inside the dumping yard and not over approach pathway road. | 1,000 | Cu.m |
| 5 | The Surface shall be free from sharp projections & undulation, ridges or troughs, etc. The substrates shall be free of laitance, loose or foreign materials, debris and all contaminants by mechanical means using grinding. Sealing all visible cracks by with PMM using TOP SBR. Making of angle fillets all around the periphery of the parapet wall with polymer modified mortar using , TOP SBR, cement and sand in the ratio of 1:4:2 Parts by weight, all as per manufacturers' specifications and requirement, etc, complete. Waterproofing treatment: 1) Primer Coat: Supply and application of fast drying high performance Moisture insensitive epoxy primer TOP PRIME ER 40 master seal on the waterproofing area both horizontal and vertical at a consumption of 500gms/sq.m by lamb woll roller.The primer shall form effective bond on the substrate. 2) Waterproofing Coat: Providing & applying 100% Solids content, 2 component, solvent free, liquid hot applied elastomeric seamless hybrid polyurethane Membrane TOP HYPUR 140 of M/s.Confix India, by special automatic plural component high pressure spray machine with a total consumption of min 2 kg/m2 to form a total system DFT of min 1.8 mm thickness,having Tensile strength > 10 Mpa, Elongation 450%, Bond strength > 2.8 Mpa, crack bridging > 4 mm & Shore A Hardness > 75 tear strength 20n/mm, puncture resistance 450N and has a excellent root resistant property. The membrane shall be applied on horizontal surfaces and on verticals upto full height of parapet wall. 3) Ponding: Allow the coating to air cure for 7 Days,thereafter fill water upto 50mm depth and do pond test for 48 Hrs. | 4,720 | Sq.m |
Closed