Tender For Tender For Waterproofing Treatment Of Antenna Concrete Towers At C-8 And E-2, Central Square And Y-Array Sites Of Gmrt Observatory, Khodad, Tal Junnar, Dist Pune 410504, Maharashtra
Tender Value
Ref. Documents
Estimated cost
Bid Submission
29 Jul 2026
20 days left
EMD
20200
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
Pune → Maharashtra
EMD Exemption
Not Available
Quantity
Not Available
Website
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Address
Project Description
Tender for Tender For Waterproofing Treatment Of Antenna Concrete Towers At C-8 And E-2, Central Square And Y-Array Sites Of Gmrt Observatory, Khodad, Tal Junnar, Dist Pune 410504, Maharashtra
BOQ
| Sl. No. | Item Description |
| 1 | Providing & fixing bamboo scaffolding around the concrete tower with necessary good quality bamboo, wooden flank, bracing, binding material, properly fixing MS bars in the concrete tower,support the bamboo at appropriate distance if required & the same will be removed & refilling the holes with Renderoc SP 40, touch up painting with the same protective & decorative coating for that hole area to match the coating area & removing the scaffolding after completing water proofing work & painting work etc complete. |
| 2 | Removing existing loose concrete over the antenna concrete tower wherever required & at directed locations, cleaning that area properly, washing with water, providing & filing with Renderoc SP 40 - 25 kg bag with bonding agent Nitobond SBR latex or other approved equivalent make finishing the surface smooth after filling the material etc complete as per manufactures recommendations. |
| 3 | Providing & filling Renderoc SP 40-25 kg bag with bonding agent Nitobond SBR latex or other approved equivalent make, finishing the surface smooth after filling the material including cleaning, washing with water etc complete as per manufactures recommendations at following locations. |
| 4 | 600 mm wide chajja at top of the antenna & chajja near balcony door |
| 5 | Near azimuth ring 230 mm wide area making proper slope towards outside. |
| 6 | Horizontal shuttering joints - 6 or 8 joints per antenna along the circumference of the RCC tower at different height as shown in the drawing, & vertical silts on RCC antenna tower at 4 M height |
| 7 | Pressure Grouting-Grouting cement slurry modified with nonshrink additive cebex 100 of M/s. fosroc make & polymer nitobond AR of fosroc make including properly drilling the holes of 12 mm dia (upto 75% of the concrete depth) @ 500 mm c/c distance or as directed, any other required area on the concrete tower, fixing plastic nozzles, properly grouting as per the manufactures procedure, (taking proper care for the inside equipment/ machinery/items/cables /wires /shielding case/ outside AC unit all these items etc covering with plastic paper, cleaning it properly if required etc as directed) removing the nozzles after grouting & refilling the holes properly with Renderoc SP 40 etc complete. |
| 8 | Vertical Silt size of the existing silt is 0.23 M X 1.6 M & 16 nos / antenna location as show in the drawing Pressure Grouting-Grouting cement slurry modified with nonshrink additive cebex 100 of M/s. fosroc make & polymer nitobond AR of fosroc make including properly drilling the holes of 12 mm dia (upto 75% of the concrete depth) @ 500 mm c/c distance or as directed, any other required area on the concrete tower, fixing plastic nozzles, properly grouting as per the manufactures procedure, (taking proper care for the inside equipment/ machinery/items/cables /wires /shielding case/ outside AC unit all these items etc covering with plastic paper, cleaning it properly if required etc as directed) removing the nozzles after grouting & refilling the holes properly with Renderoc SP 40 etc complete. (Note:- This item will be executed only based on the site conditions and truly wherever required as directed by E-I-C) |
| 9 | Chajja Location Pressure Grouting-Grouting cement slurry modified with nonshrink additive cebex 100 of M/s. fosroc make & polymer nitobond AR of fosroc make including properly drilling the holes of 12 mm dia (upto 75% of the concrete depth) @ 500 mm c/c distance or as directed, any other required area on the concrete tower, fixing plastic nozzles, properly grouting as per the manufactures procedure, (taking proper care for the inside equipment/ machinery/items/cables /wires /shielding case/ outside AC unit all these items etc covering with plastic paper, cleaning it properly if required etc as directed) removing the nozzles after grouting & refilling the holes properly with Renderoc SP 40 etc complete |
| 10 | Chajja Location as shown in the drawing at point A/E/F/G at appropriate height. Removing existing sealant properly, making necessary small grove if required, cleaning the groove area properly,washing with water & providing & applying Nitoprime 25(M) base Epoxy primer at groove area and providing and filling with polyurethane sealant Nitoseal PU 50 of M/s. Fosroc make or Sikaflex or other approved equivalent 12MM width & 10MM depth.(Note:- This item will be executed only based on the site conditions and truly wherever required as directed by E-I-C) |
| 11 | Providing & fixing KEMPEROL 165 Fleece of appropriate 26.25 CM at concrete Tower & GI DUCT in correct line, level with necessary priming, fixing, adhesive of KEMPEROL V 210 M etc all as per the manufactures recommendations etc complete. (Only the covered area treated with Kemperol shall be considered for payment.) |
| 12 | Providing & applying brush bond RFX of M/s. fosroc make or other approved equivalent make over the entire concrete tower in two coats to achieve 1 mm thickness including necessary cleaning, removing loose materials on the concrete tower area, washing the area with water, filling voids, cracks, hole etc with Rendroc CS putty, mixing & application (consumption) of the materials as per the manufactures procedure, keeping proper interval between two coats, curing etc complete as directed. |
| 13 | Providing & applying high performance, elastometric, anticarbonation protective & decorative coating of Dekguard WB300 of M/s. fosroc make or other approved equivalent make in two coats of approved colour, shade for concrete surface for the antenna tower including properly_cleaning the concrete tower, uniform coating/thickness as per the correct rates of application (consumption) mentioned in the manufactures recommendations, keeping proper interval between two coats, providing & applying one coat of Deckguard WB primer as per the correct rates of application (consumption), uniform coating mentioned in the manufactures recommendations etc complete all as per the manufactures procedure. Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Jul 08, 2026
11:30 IST
Tender Published
Tender notice published.
CompletedJul 29, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 20 daysJul 30, 2026
Bid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 21 daysTender Documents
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